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Version history for Calibre (64-bit)

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Changes for v4.22 - v4.23

  • New features
  • Kobo driver: Add support for new firmware. Also add recognition of 'Kobo Plus' subscription books
  • Edit book: Allow customizing the base background/foreground and link colors for the preview window.
  • Closes tickets: 1889925
  • Quickview panel: Add actions to the context menu to search for book in library, open in viewer, etc.
  • Closes tickets: 1891765
  • Allow forcing calibre to remember the column width for the On device column by right clicking the header of the column
  • Template language: Add functions to perform math operations to convert fractional numbers to integers
  • Bug fixes
  • Content server: Fix Esc key not working in several views.
  • Closes tickets: 1849958
  • Fix unable to delete default value for custom columns of boolean type, once set
  • Closes tickets: 1889973
  • EPUB Output: When splitting dont consider files with only a single character empty
  • Comments editor: Fix syntax coloring for HTML view in dark mode
  • Book list: When a series column is not wide enough, elide text in the middle so that the series number is visible
  • New news sources
  • linuxnews.de and t3n.de by Volker Heggemann
  • Improved news sources
  • El Diplo
  • calibre Blog
  • ESPN
  • LA Times
  • Winnipeg Free Press
  • Popular Science
  • Science News Recent Issues



Changes for v4.21 - v4.22

  • New features
  • Edit book: In dark mode, make the preview panel also dark.
  • Closes tickets: 1888071
  • PDF Output: Headers/footers: Allow displaying the current page number and total number of pages in the top level section/chapter.
  • Closes tickets: 1889000
  • Edit book: Show EPUB version in window title
  • Allow testing if a number column is set or not set in coloring/icon/emblem rules.
  • Closes tickets: 1888456
  • Viewer: Add a setting to control how many pixels a scroll wheel should generate before triggering a page turn
  • Bug fixes
  • Edit book: Fix a regression in the previous release that caused poor performance when editing large files.
  • Closes tickets: 1889047
  • DOCX Input: Leave undefined text colors in the input document as undefined
  • Closes tickets: 1888897
  • Viewer: Fix using a very small font step size not working.
  • Closes tickets: 1888609
  • Font scanner: Also scan the new win 10 local font paths
  • Closes tickets: 1888798
  • Viewer: Fix typing values in font size adjust control not working
  • Improved news sources
  • Respekt
  • The Atlantic



Changes for v4.20 - v4.21

  • New features
  • Kobo driver: Add support for the new Kobo Nia
  • Cover grid: Vertically center covers that are smaller than the available space.
  • Closes tickets: 1886731
  • Quickview panel: Add a checkbox to easily toggle if virtual libraries are respected.
  • Closes tickets: 1886347
  • When creating custom columns allow specifying a default value to be applied to new books for that column
  • Closes tickets: 1886079
  • Bug fixes
  • Edit book: Fix initial sync of preview panel to cursor position sometimes not working when a new HTML file is opened for editing
  • Fix changed author sort name not being used when adding another book by the author to the library.
  • Closes tickets: 1886492
  • Cover browser: improve rendering of text with heavily hinted fonts.
  • Closes tickets: 1886239
  • Viewer: Fix CBC comic files not being viewed correctly. Note that you have to reload the book via the viewer controls to apply the fix.
  • Closes tickets: 1886307
  • Viewer: Fix Table of Contents not correct for comics.
  • Viewer: Ignore the zero width non-joiner character in searches
  • Viewer: Fix a regression in the previous release that broke reading of books with mathematics and also tags without href attributes.
  • Closes tickets: 1886192
  • Cover grid: When using a background image do not scroll it with the covers.
  • Closes tickets: 1886139
  • Improved news sources
  • 1843 magazine
  • Caravan Magazine



Changes for v4.16 - v4.17



Changes for v4.15 - v4.16

  • Viewer/Edit book fuzzy search: Ignore soft hyphens and zero-width joiner characters when searching for text.
  • Closes tickets: 1878046
  • Tag browser: Allow adding/removing tags/authors/etc. to the currently selected book by right clicking on that tag and choosing "Apply to selected books".
  • Closes tickets: 1878308
  • Kobo driver: Add support for updated firmware
  • Manage categories dialog: When editing a value with multiple values selected, change them all
  • Book list column header context menu: Add an entry to resize the column to fit its current contents.
  • Closes tickets: 1878450
  • Show completions when editing tags/authors/series etc in the Tag browser and Manage tags dialog.
  • Closes tickets: 1878302
  • Quickview: Double clicking an item now searches for it
  • Closes tickets: 1878393
  • Comments editor: Add an action to the context menu to smarten punctuation.
  • Closes tickets: 1876381
  • FB2 metadata: Add support for setting publisher and publish year
  • Bug fixes
  • Edit book: Fix compress images losslessly failing for a few images on windows when there are a lot of images in the book.
  • Closes tickets: 1877066
  • Fix a regression in 4.13 that broke the user category editor for all custom columns.
  • Closes tickets: 1877101
  • Viewer: Fix font size changes not applying to monospaced fonts.
  • Closes tickets: 1876580
  • Improved news sources
  • Ars Technica
  • Washington Post



Changes for v4.14 - v4.15

  • New features
  • Viewer: Improve the interface for changing font sizes
  • Viewer: Add a keyboard shortcut (Ctrl+Alt+b) for adding a bookmark
  • Bug fixes
  • Bulk metadata edit: Fix a regression causing scrollbars to not appear in Custom metadata tab.
  • Closes tickets: 1875090
  • Viewer: Fix a regression that broke searching in flow mode.
  • Closes tickets: 1874877
  • BibTeX Catalog: Dont output comment describing the catalog as Zotero fails to process it.
  • Closes tickets: 1876302
  • Linux: Fix uninstaller not working on Linux distros that have no python symlink.
  • Closes tickets: 1876164
  • Viewer: Fix zoom step size setting ignored.
  • Closes tickets: 1875840
  • Viewer: Fix text that has font sizes specified using keywords not being scaleable by the viewer's font size controls.
  • Closes tickets: 1875021
  • Viewer: Fix LRF files not opening
  • MOBI metadata: When reading author sort from MOBI files, construct the final value from all author fields
  • macOS: hide accelerator key underlines since they dont work anyway as Apple does not believe in them
  • macOS: Fix keyboard shortcuts for select all, copy and paste not working in file dialogs.
  • Closes tickets: 1874499
  • Improved news sources
  • The Nation
  • Animal Politico



Changes for v4.13 - v4.14

  • New features
  • Viewer: Add an option to have taps turn by screen fulls instead of pages, under Scrolling behavior
  • Viewer: Allow double clicking or long tapping on images to view then in a new window.
  • Closes tickets: 1872759
  • Edit Book: Add a new fuzzy search mode in which typographical quotes and various space types are matched by the plain equivalents
  • Content server: Add a new setting to allow un-authenticated users from specific IP addresses to make changes to the calibre library
  • Quick view: Double click in a column to show that column in the main book list
  • Bug fixes
  • Book details panel: Fix copy path to file not copying full path to file when right clicking on a format entry
  • Windows: Fix error when applying hyphenation in bulk with Polish books.
  • Closes tickets: 1873949
  • macOS: Fix selecting applications that use binary plist files such as Kindle.app with Open With not working.
  • Closes tickets: 1873972
  • DOCX Output: Fix images that use URL unsafe characters in their filenames being dropped during conversion.
  • Closes tickets: 1873571
  • DOCX Output: Fix internal links not working when converted files contain URL unsafe characters in their filenames
  • Viewer: Fix view image popup not remembering its geometry
  • Viewer: Allow leading and trailing whitespace in search expressions
  • HTMLZ Output: Fix SVG images that use xlink:href not working.
  • Closes tickets: 1869856
  • Windows: Fix drag and drop from SMB shares to the edit metadata dialog formats list not working.
  • Closes tickets: 1869471
  • Comments editor: Dont insert blank lines between list elements
  • Allow using Quick view from the Book grid view.
  • Closes tickets: 1869550
  • Fix tri-state booleans not working with color/icon rules and undefined values
  • Closes tickets: 1873106
  • New news sources
  • Heise ct and iX by Ralf Hein
  • Saechsische Zeitung by by epubli
  • Improved news sources
  • London Review of Books
  • Seattle Times
  • MIT Technology Review
  • Zeit Online
  • Handelsblatt
  • Spectator Magazine
  • Spektrum der Wissenschaft



Changes for v4.12 - v4.13

  • New features
  • Edit book: When searching in normal mode, have spaces in the search expression match multiple spaces and line breaks in the text.
  • Closes tickets: 1868847
  • When running calibre-portable.exe popup a more useful error message if it is placed in a location with a too long path.
  • Closes tickets: 1866739
  • Edit book: Allow skipping confirmation dialog when marking non-first file as cover page
  • Add a shortcut [Ctrl+Alt+p] to switch to the previously opened library.
  • Closes tickets: 1866742
  • Bug fixes
  • Viewer: Fix searching in flow mode not scrolling to display the search results.
  • Closes tickets: 1866519
  • Viewer search: Fix jumping to next match sometimes selecting previous match if the searched for expression occurs with identical context in multiple places.
  • Closes tickets: 1868633
  • Viewer: Ensure there is no bleed between pages when using single page per screen
  • Fix shift click not working reliably in the book list
  • Fix edit open with applications not working from files browser in editor
  • MOBI Input: Upshift non-animated GIF to PNG as it is a more widely supported format
  • MOBI Input: Dont auto-convert images in PNG/GIF formats to JPEG
  • MOBI Output: Improve conversion of PNG images with transparency to GIF
  • Check Book: Do not fail if non-UTF-8 stylesheets are present in the book.
  • Closes tickets: 1866701
  • Viewer: Maximum font size for margin text should be the body font size not hardcoded to 12px
  • PDF Output: Ignore glyph size mismatches when merging fonts for TTF.
  • Closes tickets: 1866364
  • New news sources
  • Istorias and Sardinia Post by tzium
  • Improved news sources
  • Forbes
  • LA Times
  • Glasgow Herald
  • Spectator Magazine
  • Newsweek



Changes for v4.11.2 - v4.12

  • New features
  • Kobo driver: Add support for new firmware with the series list on the device
  • Automatically extract the source DOCX file from Kindle Create KPF files when adding them to calibre. If you prefer to preserve the KPF file you can disable the KPF Extract plugin in Preferences->Plugins
  • Content server: Add a button to delete all locally cached books.
  • Closes tickets: 1864305
  • Edit Book: Allow selecting the contents of a tag with Ctrl+Alt+t
  • Viewer: Save current position after 3 seconds of last position change. Useful if the viewer crashes on resume from sleep.
  • Viewer: Add a keyboard shortcut (Ctrl+w) to toggle the scrollbar.
  • Closes tickets: 1864356
  • Viewer: Keyboard shortcuts to change number of columns (Ctrl+[ and Ctrl+])
  • Bug fixes
  • Fix the Douban metadata download plugin
  • Closes tickets: 1853091
  • Viewer: Fix searching in Regex and Whole words mode not working well.
  • Viewer: Fix searching for multiple words in fixed layout books not working.
  • Closes tickets: 1863464
  • RTF Input: Fix handling of RTF files with invalid encoded text.
  • Closes tickets: 1864719
  • PDF Output: Add a hangcheck for loading HTML if there is no progress for sixty seconds abort
  • Closes tickets: 1865380
  • Viewer: When starting without a book allowing quitting the viewer by clicking the close button on the "Open book" page
  • Closes tickets: 1864343
  • New news sources
  • Spectator Australia by James Cridland
  • Improved news sources
  • Wired
  • ABC News Australia



Changes for v4.11.1 - v4.11.2

  • 4.11.2 fixes a couple of regressions that broke the New bookmark button in the viewer and scrolling in the content server library view. Also fixes calculation of default column widths in viewer not changing when font size is changed.



Changes for v4.10 - v4.11.1

  • New features
  • Viewer: Allow right clicking on the scrollbar to easily access commonly used scrolling shortcuts
  • Edit book: Preview panel: Allow right clicking on images to edit them
  • Add a new Quick select action to quickly select a virtual library with a few keystrokes. Activated by Ctrl+t or the Virtual library menu
  • Viewer: Calculate default column widths based on current font size
  • Viewer: Add a control to quit the viewer useful on touchscreens.
  • Closes tickets: 1862441
  • Viewer: Add shortcut for showing metadata (Ctrl+n)
  • Closes tickets: 1862432
  • Bug fixes
  • Viewer: Fix a regression that broke detection of pop-up footnotes using EPUB 3 markup
  • Viewer: Fix current reading position not preserved when changing preferences and auto scroll is active.
  • Closes tickets: 1863438
  • Viewer: Fix stopping autoscroll at end of chapter not stopping next chapter jump.
  • Closes tickets: 1863487
  • Fix for viewer window going off screen even when not restoring window geometry
  • Edit book: Fix syntax highlighting for break-(before|after)
  • Closes tickets: 1863020
  • Fix drag and drop of some image files onto edit metadata dialog not working
  • Closes tickets: 1862440
  • Conversion pipeline: Fix styles applied via selectors to the element being ignored
  • Closes tickets: 1862401
  • Bulk metadata edit: Fix clear series not resetting series index
  • Fix clicking on author name in book details panel to search in Goodreads not working if author has more than two parts in his name
  • Improved news sources
  • New York Times



Changes for v4.9.1 - v4.10

  • New features
  • Viewer: When searching have single and double quotes match their curly variants as well.
  • Closes tickets: 1861715
  • Bug fixes
  • Fix a regression that caused the edit metadata individually and convert individually actions to use the bulk actions when multiple books are selected.
  • Linux: Fix a crash caused by broken/incompatible CUPS Qt system plugin.
  • Closes tickets: 1861741
  • Viewer: Fix search shortcut button not focusing search input if the search panel is placed in a tab or a floating window
  • Update Google Images cover download plugin for website markup changes
  • Closes tickets: 1862034
  • Catalog generation: Ignore invalid pubdates
  • Viewer: Stop autoscroll when changing page layout mode.
  • Closes tickets: 1861621
  • zipfile: Fix regression that broke handling of zipfiles with internal filenames not encoded in UTF-8.
  • Closes tickets: 1860889
  • Check Book: Turn off unique headings CSS warning
  • DOCX Output: When a list item contains a nested list but no text, it should be output as an empty list item.
  • Improved news sources
  • The New Yorker
  • Financiele Dagblad



Changes for v4.8 - v4.9.1

  • New features
  • Viewer: Much improved search functionality
  • Closes tickets: 1834247
  • Now all matches are displayed when searching in a side bar with a few words of context. Also supports searching using regular expressions.
  • Edit book: The Check book function has a new, improved CSS checker with support for CSS 3
  • Edit book: Add an "Open with" action to the context menu of the files browser to easily open files with external programs.
  • Closes tickets: 1860462
  • Viewer toolbar: Add button to easily change color schemes
  • Closes tickets: 1859547
  • Bug fixes
  • version 4.9.1 fixes a couple of regressions in 4.9.0 with Check Book reporting false positives and an error when using the source editing view in the comments editor
  • Comments editor: Fix inserted blank paragraph being rendered as two lines.
  • PDF Output: Fix conversion of files containing elements failing.
  • Closes tickets: 1859040
  • Viewer: Fix failure to open some books that contain unparseable URLs.
  • Closes tickets: 1858836
  • Viewer: Fix data displayed in side margins getting moved out of position when mouse hovers over side margin.
  • Closes tickets: 1858263
  • Book details panel: When right clicking to save the cover, replace invalid characters in the suggested filename
  • Fix harmless error popup when adding SSL key/certificate in server settings
  • Closes tickets: 1858198
  • Dark mode: Fix colors in remove all formats except dialog
  • Improved news sources
  • Liberty Times



Changes for v4.7 - v4.8

  • New features
  • Viewer in flow mode: Add auto-scrolling which can be triggered from the viewer controls and also make smooth scrolling by pressing down the arrow keys configurable
  • Viewer: Allow showing data in left and right margins in addition to headers/footers.
  • Closes tickets: 1855121
  • Viewer: Allow right clicking in the lookup panel to zoom in/out.
  • Closes tickets: 1857989
  • Viewer: Allow setting colors for the margins when creating new color schemes in Preferences->Colors
  • Viewer: Ctrl+, to show preferences
  • Bug fixes
  • PDF Output: Fix extracting text from generated PDFs not working if more than 100 characters per font are used in the text.
  • Closes tickets: 1857886
  • macOS: Fix viewer controls not using system UI font
  • Viewer: Fix images not being rendered at certain sizes when they are the only content on the page in paged mode with single page per screen.
  • Closes tickets: 1857803
  • Viewer: Fix svg links not working.
  • Closes tickets: 1857812
  • Viewer: Fix a bug that could allow maliciously crafted EPUB files to read data from files on the computer. Thanks to dozernz for discovering this attack vector.
  • Closes tickets: 1857800
  • macOS: Fix regression in previous release that caused link color to be light blue even when not using dark color themes
  • RTF Output: Fix a regression that slowed down conversion of images.
  • Closes tickets: 1857732
  • Server viewer: Make the Exit full screen action available in viewer controls.
  • Closes tickets: 1857677
  • Viewer: Fix error when trying to change more than a single keyboard shortcut at once
  • Closes tickets: 1858117
  • Fix typo causing a harmless error message when downloading covers and only a single cover is found
  • Improved news sources
  • London Review of Books



Changes for v4.6 - v4.7

  • New features
  • macOS: Use transient scrollbars unless they are disabled in system preferences
  • Viewer toolbar: Add actions for next and previous section. They are not added to the toolbar by default, customize it to add them.
  • Viewer: Add an option to keep the toolbar visible in full screen mode (Viewer Preferences->Miscellaneous)
  • Viewer: Allow modifying the current selection using Ctrl+Shift+Arrow.
  • Closes tickets: 1855942
  • Book details: Add an option in Preferences->Look & feel->Book details to show a heading for the comments in the book details panel
  • Closes tickets: 1855942
  • Edit book: Spell check: Ignore soft hyphens in words
  • Viewer: In multiple pages per screen mode, When paging back to a chapter we have just paged forward from return to the exact position we left from in terms of number of blank trailing pages displayed.
  • Closes tickets: 1856472
  • Viewer: Add a setting under Preferences->Colors to control when the viewer will override all book colors or not.
  • Bug fixes
  • Viewer: Fix flick scrolling in flow mode jumping to next chapter.
  • Closes tickets: 1856398
  • Windows: Possible fix for some windows appearing off screen on multi-monitor setups
  • Closes tickets: 1857651
  • macOS: Fix PDF Output not working when running ebook-convert via symlink on the command line.
  • Closes tickets: 1857377
  • PDF Output: Ignore upto 8 byte glyph data size mismatches when merging identical glyphs.
  • Closes tickets: 1857268
  • Edit Book: Spell Check: Fix words surrounded by narrow non-breaking spaces being incorrectly detected as mis-spelled
  • Get books: Update various Polish language stores
  • macOS: Fix drag and drop to re-arrange items in the viewer toolbar not working
  • PDF Output: When an inline image is placed alone inside a block tag, ensure that it is not split over two pages.
  • ToC editor: Fix generate from links not working correctly when links have no fragments.
  • Closes tickets: 1856395
  • PDF Output: Dont dedup images that cannot be uncompressed
  • Closes tickets: 1856564
  • Advanced search dialog: Fix an error when closing dialog if on the second tab and no field is focused
  • Improved news sources
  • Global Times
  • London Review of Books
  • The Telegraph (UK)
  • The Economist



Changes for v4.5 - v4.6

  • New features
  • Windows 10: Add support for the dark mode.
  • If you turn on dark mode under the Windows Settings->Personalisation->Colors and restart calibre it will use dark colors. Can also be enabled by setting the CALIBRE_USE_DARK_PALETTE environment variable.
  • Polish books tool: Add a setting to add or remove soft hyphens from the book text
  • Viewer: Re-enable the old reference mode from calibre 3.x
  • Bug fixes
  • PDF Output: Fix the option to break long words at the end of lines not working since calibre 4.
  • Closes tickets: 1854349
  • DOCX Input: Fix incorrect font sizes for footnote references in paragraphs that have text with multiple font sizes.
  • Closes tickets: 1855403
  • DOCX Input: Avoid nested tags for footnote references
  • Viewer: Fix max text width/height settings not being applied correctly on window resize.
  • Closes tickets: 1854211
  • Viewer: Auto-expand entries in the Table of Contents when viewing the corresponding location in the book.
  • Viewer: When creating a new bookmark, if there is selected text use it as the default bookmark title.
  • Closes tickets: 1854611



Changes for v4.4 - v4.5

  • New features
  • Driver for the new PocketBook Inkpad X
  • Closes tickets: 1854335
  • Driver for the new Bookeen Diva HD
  • Closes tickets: 1854063
  • PDF Output: Add an option to shift text horizontally on odd/even pages.
  • Closes tickets: 1853155
  • Image viewing popup dialog: Add a checkbox to fit image to window.
  • Closes tickets: 1853671
  • Edit book: Create @font-face rules when importing multiple font files into book automatically, similar to how it is done when importing a single font file.
  • Bug fixes
  • PDF Output: Fix incorrect rendering if the input document has too many anchors.
  • Closes tickets: 1854345
  • Fix a regression that could cause window layout settings to sometimes not be saved during shutdown
  • Improved news sources
  • L'express
  • The Toronto Star



Changes for v4.3 - v4.4

  • New features
  • Viewer: Allow customizing what actions appear on the toolbar (Preferences->Miscellaneous->Customize toolbar).
  • Closes tickets: 1852017
  • Viewer: The --open-at command line argument now allows matching on ToC hrefs as well as titles
  • Book details window: Show path to book in cover tooltip.
  • Closes tickets: 1853184
  • Book details popup window: Add Open with actions to context menu when right clicking the cover image.
  • Closes tickets: 1852626
  • Edit book: Check book: Mark empty id attributes in the OPF as errors.
  • Closes tickets: 1852318
  • Viewer: Add a shortcut (Ctrl+F11) to toggle the toolbar
  • Bulk metadata download review dialog: When clicking cancel ask for confirmation if some books have already been reviewed
  • Bug fixes
  • PDF Output: Fix an error when using fonts with vertical metrics.
  • Closes tickets: 1852036
  • Viewer: Fix flickering when scrollbar is enabled and the header/footer is too wide for the screen.
  • PDF Output: Improve handling of images that do not fit on a page.
  • Closes tickets: 1852205
  • Viewer: In paged mode break long text without spaces at arbitrary points instead of overflowing to the next page.
  • Closes tickets: 1852192
  • Viewer: Fix hang when using --open-at with single instance viewer and the specified location is already open.
  • Closes tickets: 1656573
  • Viewer: Fix opening .txt files in the standalone viewer leaving behind a temporary index.html file in the directory of the txt file.
  • Closes tickets: 1853232
  • Linux: Make some cache removal code robust against un-decodeable filenames in the cache directories
  • Viewer: Fix scrolling of panels in preferences causing artifacts.
  • Closes tickets: 1851933
  • Viewer: improve appearance of controls on small screens.
  • Closes tickets: 1851921
  • Move close button in viewer preferences to left to match the rest of the content server UI.
  • Closes tickets: 1851937
  • Viewer: Fix restoring user stylesheet to default not being applied until a viewer restart
  • Viewer: Do not wait for loading of tags that are not stylesheets.
  • Closes tickets: 1851814
  • Viewer: When using the system color theme only override link colors in the book if the theme is dark.
  • Closes tickets: 1852990
  • Improved news sources
  • The Atlantic
  • LifeHacker



Changes for v4.2 - v4.3

  • New features
  • Viewer: Halve the time taken to prepare large EPUB files for first open
  • Viewer: Add an optional toolbar with common actions turn it on under Preferences->Miscellaneous
  • Viewer: Change the default color scheme to "System" which matches the colors used by the rest of calibre/the operating system. Also means the colors change automatically when the system color theme changes.
  • Viewer: Add a keyboard shortcut ; to go to a book location or position
  • Viewer: Add a control to easily reset the interface to defaults
  • Viewer: Allow also using --open-at with book positions
  • Viewer: Add command line option to force reloading of books
  • Bug fixes
  • Content server: Fix conversion of comics not working.
  • Closes tickets: 1847017
  • Book details: Allow right click to copy author links and identifiers
  • Book details: Fix removal of identifiers via right click not working
  • Book details: Fix clicking on tags etc not generating exact match searches
  • Viewer: When resizing and the resizing back to the old size ensure we return to the same page in paged mode.
  • Closes tickets: 1847507
  • Duplicates dialog: Sort sub-list of matching books already in calibre by author for easier inspection.
  • Closes tickets: 1851386
  • PDF Output: Fix links that go to destinations in the same file not working.
  • Closes tickets: 1849529
  • Viewer: Fix changes to keyboard shortcuts not being applied until viewer is restarted.
  • Closes tickets: 1851045
  • DOCX Input: Fix AlternateContent blocks rendering both choice and fallback sections.
  • Closes tickets: 1847365
  • macOS: Fix unable to re-arrange entries in the CSV catalog list.
  • Closes tickets: 1850918
  • Windows: fix UTF-16/truncated output when reporting unhandled exceptions
  • Viewer: Fix mouse wheel not working when mouse is over page margins.
  • Closes tickets: 1850845
  • Linux: Install bash completions as individual files for each calibre binary
  • Content server: Fix download button not working with non-ebook formats.
  • Closes tickets: 1850078
  • Fix a crash in popup completion lists if the mouse is over the list and list is scrolled with the keyboard
  • Viewer: Fix rare exception when navigating to a CFI.
  • Closes tickets: 1849775
  • Viewer: Ignore failures printing console message when the viewer is launched with broken stderr.
  • Closes tickets: 1849612
  • Amazon metadata: Fix failure to get published date from audible book pages.
  • Closes tickets: 1849400
  • Viewer: Fix shortcuts preferences not being translated
  • Tag browser: Fix incorrect text color when using dark theme for hovered item
  • Fix crash if canceling the icon theme download while covers are downloading
  • Viewer: Fix non-ASCII content in stylesheets not being interpreted correctly.
  • Closes tickets: 1848858
  • Viewer/Content server: Fix history for completion popups such as search bars not being stored correctly.
  • Closes tickets: 1847976
  • PDF Output: When a link with a fragment points to a non-existent anchor link to the top of the file instead of not linking at all
  • PDF Output: Fix standard svg fullscreen image markup not working
  • PDF Output: Fix some books with full screen images failing to convert.
  • Closes tickets: 1848701
  • Improved news sources
  • Clarin
  • Various Polish news source



Changes for v4.1 - v4.2

  • New features
  • macOS: Various improvements to dark mode support
  • Viewer: Dont generate covers for books that dont have a cover. Note that because of this all previously opened books will again be prepared for first time reading.
  • Viewer: Restore print to PDF functionality
  • Viewer: Allow also jumping to book positions in Goto->Location
  • Content server: When adding books and a duplicate is suspected provide more information about what books match the duplicate
  • FB2 Output: Speed up conversion of images and handle external links
  • Viewer: If the book has no ToC try to generate one from headings, if any.
  • Closes tickets: 1847277
  • Viewer: Improve rendering of comics. No blank pages after large images or after every image in multi-page mode.
  • Viewer: Make it easier to use the bookmarks panel with only keyboard.
  • Closes tickets: 1847423
  • Viewer: Set the classes calibre-viewer-paginated and calibre-viewer-scrolling on the tag in Paged and Flow modes. This allows the User styles to target these modes, if needed.
  • Closes tickets: 1847427
  • Viewer: Use the same loading spinner as is used by the rest of calibre
  • Bug fixes
  • Edit book: Fix a crash when editing CSS files caused by a behavior change in Qt 5.13.
  • Closes tickets: 1846760
  • Fix a regression in 4.0 that broke rendering of PDF covers for PDF files that used JPEG2000 compression.
  • Closes tickets: 1847567
  • Viewer: Fix a regression in 4.1 that broke creating new color schemes
  • Closes tickets: 1847407
  • Viewer: Fix error while viewing books with a comment after a tag.
  • Closes tickets: 1847977
  • Viewer: Fix an error when processing a CFI with an invalid text offset.
  • Closes tickets: 1848320
  • Viewer: Fix scrolling backwards to previous chapter not always scrolling to the end of the chapter, if the chapter loads external resources.
  • Closes tickets: 1847818
  • Viewer: Fix hang on books with namespaced attributes on that do not belong to a known ebook namespace.
  • Closes tickets: 1846886
  • Viewer: Fix search history not persisting between viewer restarts.
  • Closes tickets: 1847976
  • Viewer: Fix scrollbar showing up on initial book open even if disabled in preferences.
  • Closes tickets: 1847323
  • Viewer: Fix rendering of books with mathematics failing
  • Viewer: When changing between individual sections/chapters in the book, only render the new chapter after loading is complete
  • Viewer: Fix scrolling by screenfuls not working correctly in flow mode
  • EPUB 2 metadata: Fix obfuscated fonts being broken when updating metadata if the file uses Adobe font obfuscation and the identifier with the key has an uppercase UUID scheme name.
  • Closes tickets: 1847890
  • Viewer: Fix right clicking on margins not showing controls
  • Viewer: Preselect text in search box when showing it.
  • Closes tickets: 1847677
  • Viewer: Fix SVG images that use xlink:href to refer to paths not being displayed.
  • Closes tickets: 1847181
  • Content server: Fix detection of iOS on iPAD with iOS 13 which defaults to desktop mode
  • Metadata jacket: Fix
    tags in the comments not being rendered correctly when inserting the comments into the jacket page.
  • Closes tickets: 1848327
  • Viewer: Show nicer error message for DRMed books
  • Closes tickets: 1847468
  • Viewer: Fix preferences under Scrolling behavior not being saved correctly
  • Viewer: Fix remembered position sometimes off by one page in paged mode.
  • Closes tickets: 1847322
  • Viewer: restrict max size of margin page turn indicators to 25px rather than 75px
  • Viewer: Dont flash the home page before loading a book if a book has been specified
  • Viewer: Fix ctrl+m shortcut not working on windows
  • Content server: Fix regression that caused series name in book details view not not be blue to indicate it is clickable
  • Improved news sources
  • Various Polish news sources
  • Il Sole 24 Ore



Changes for v4.0 - v4.1

  • New features
  • Viewer: Add an option to have a scrollbar (under Scrolling in the viewer preferences)
  • Viewer: Allow showing the 'position in book', as was displayed in the top left of the viewer in calibre 3, in the header or footer of the viewer.
  • Closes tickets: 1846700
  • Viewer: Add options to control scrolling using the mouse in paged mode.
  • Closes tickets: 1846800
  • Viewer: Allow copying images by right clicking on them.
  • Closes tickets: 1846903
  • Viewer: Add a preference under Miscellaneous to allow only a single instance of the viewer
  • Viewer: Add keyboard shortcuts to toggle between paged mode and flow mode and to quit
  • Content server: Make the book size useable in custom book list templates.
  • Closes tickets: 1846839
  • Edit metadata: Use a border rather than background color to indicate correct title and author sort values. Works better with dark themes.
  • Closes tickets: 1846967
  • Kobo driver: Support for new firmware
  • Bug fixes
  • Viewer: Fix a couple of bugs in flow mode. Scrolling to anchors was not working and remembering last read position was not working
  • Viewer: Fix text after comments not being rendered. Note that the book has to be reloaded if already viewed for the fix to apply.
  • Closes tickets: 1846875
  • Viewer: Fix loading progress screen sometimes getting stuck if changing pages rapidly.
  • Closes tickets: 1846751
  • Viewer: Fix failing to open books if path to cache contains symbolic links.
  • Closes tickets: 1846834
  • Viewer: When restoring from fullscreen go back to maximized state if window was maximized when entering full screen.
  • Closes tickets: 1846753
  • Viewer: Fix shortcut changes not being applied after pressing OK if shortcut list is closed by pressing Esc.
  • Closes tickets: 1846765
  • Fix a regression that broke reading metadata from ODT files that do not have keywords.
  • Closes tickets: 1846828
  • PDF Output: Fix a bug that prevented the first style property in the header or footer template from being applied
  • PDF Output: Fix error with a few embedded TTF fonts.
  • Closes tickets: 1846982
  • Edit book: Font manager: Fix removing embedded font failing if @font-face rule has no src.
  • Closes tickets: 1847052
  • Viewer: Hide the browser provided scrollbar that flashes momentarily on page load.
  • Closes tickets: 1846922
  • Viewer: Fix clicking on margins causing keyboard shortcuts to not work until the main text is clicked on again
  • Comments editor: Workaround for Qt converting ids into anchors
  • Possible workaround for some windows machines where the viewer is getting access denied errors while renaming a directory
  • Viewer: When there is empty text for an header footer section render it as blank instead of moving the remaining sections to the left
  • Improved news sources
  • Fortune Magazine



Changes for v3.48 - v4.0

  • For details on the major changes in calibre between 3.0 and 4.0, see https://calibre-ebook.com/new-in/thirteen
  • A completely re-written E-book viewer with an emphasis on presenting the book text, distraction free
  • Note that the system requirements needed for calibre have been increased, details are present on the calibre download pages for each operating system



Changes for v3.47.1 - v3.48

  • New features
  • Driver for Kobo Libra H2O
  • Bug fixes
  • Kobo driver: Fix some annotations getting missed for kepubs
  • Improved news sources
  • Boston Globe
  • Scientific American



Changes for v3.46 - v3.47.1

  • New features
  • HTML metadata: Support reading identifiers from HTML files
  • Preferences->Ignored devices: Add a button to reset the list of devices that calibre is allowed to manage
  • Bug fixes
  • macOS: Fix a regression that could cause a crash on exit if any books were deleted while calibre was running.
  • Closes tickets: 1839044
  • Content server OPDS: Handle form encoded search queries.
  • Closes tickets: 1841464
  • Fix an error when adding files from clipboard and file is of unknown type
  • Speed up restoring original format by doing a rename rather than a copy and re-add.
  • Closes tickets: 1839733
  • EPUB 3: Fix setting metadata in EPUB 3 files without a title not working
  • PML Input: Modernize the generated HTML a bit.
  • Closes tickets: 1839689
  • HTMLZ Output: Fix svg content from HTML files that contain only SVG being removed.
  • Closes tickets: 1839522
  • Content server: Fix OPDS feed for category based browsing listing restricted books, even though these books cannot be actually downloaded.
  • Closes tickets: 1839173
  • Preserve tag order when reading metadata from MOBI files
  • Add missing 'language' field to ComicBookInfo metadata for .CBR files.
  • LIT Output: Fix regression in 3.41 caused by py3 porting that broke conversion of some files to LIT.
  • Closes tickets: 1837561
  • Version 3.47.1 fixes an error when using internet lookup from the book details panel and the e-book viewer, and also the tweak to control number of columns in the edit metadata dialog not working
  • Closes tickets: 1842158, 1842183, 1842090, 1842201
  • Improved news sources
  • Esquire
  • Foreign Affairs
  • derStandaard
  • Globe and Mail
  • CNET News
  • National Geographic
  • New Yorker
  • Chicago Tribune



Changes for v3.46 - v3.47

  • New features
  • HTML metadata: Support reading identifiers from HTML files
  • Preferences->Ignored devices: Add a button to reset the list of devices that calibre is allowed to manage
  • Bug fixes
  • macOS: Fix a regression that could cause a crash on exit if any books were deleted while calibre was running.
  • Closes tickets: 1839044
  • Content server OPDS: Handle form encoded search queries.
  • Closes tickets: 1841464
  • Fix an error when adding files from clipboard and file is of unknown type
  • Speed up restoring original format by doing a rename rather than a copy and re-add.
  • Closes tickets: 1839733
  • EPUB 3: Fix setting metadata in EPUB 3 files without a title not working
  • PML Input: Modernize the generated HTML a bit.
  • Closes tickets: 1839689
  • HTMLZ Output: Fix svg content from HTML files that contain only SVG being removed.
  • Closes tickets: 1839522
  • Content server: Fix OPDS feed for category based browsing listing restricted books, even though these books cannot be actually downloaded.
  • Closes tickets: 1839173
  • Preserve tag order when reading metadata from MOBI files
  • Add missing 'language' field to ComicBookInfo metadata for .CBR files.
  • LIT Output: Fix regression in 3.41 caused by py3 porting that broke conversion of some files to LIT.
  • Closes tickets: 1837561
  • Improved news sources
  • Esquire
  • Foreign Affairs
  • derStandaard
  • Globe and Mail
  • CNET News
  • National Geographic
  • New Yorker
  • Chicago Tribune



Changes for v3.45.2 - v3.46

  • Bug fixes
  • Manage tags dialog: When searching for a tag also search the "Was" column to see if the original tag name matches.
  • Closes tickets: 1836813
  • Windows: Fix calibre-server --manage-users not working correctly
  • MOBI Input: Fix conversion of MOBI files with malformed markup and embedded tags not working.
  • Closes tickets: 1836548
  • Edit book: Allow the search expression history to remember very short terms and also preserve leading and trailing whitespace.
  • Closes tickets: 1836559
  • Fix a regression in 3.45 that broke conversion of SVG images when converting to formats such as MOBI that do not support SVG.
  • Closes tickets: 1836463
  • Fix a regression in 3.45 that broke parsing of old-style .py config files



Changes for v3.43 - v3.45.2

  • New features
  • Content server: Allow adding or removing formats to a book via the edit metadata page.
  • Closes tickets: 1831304
  • ToC Editor: Allow user to control whether duplicate headings are included or not when generating ToC from headings
  • Advanced search dialog: Remember the last focused field in the search by title/authors tab
  • Conversion: Performance improvement for books that have many HTML files that all include the same CSS stylesheets
  • Kobo driver: Add options to more precisely control the generation of cover images, to reduce size and enhance quality
  • Support subtitle in Douban metadata plugin
  • Bug fixes
  • Fix a Windows-specific regression in 3.45.0 that caused various errors in the viewer and editor
  • Closes tickets: 1836294
  • Fix a Windows-specific regression in 3.45.0 that prevented calibre from starting on non UTF-8 locales with non-ASCII usernames
  • Closes tickets: 1836360
  • Linux: Workaround for bug in recent Linux kernels that causes the Kindle to eject after calibre connects to it.
  • Closes tickets: 1834641
  • DOCX Input: When autodetecting the Table of Contents from headings, work even if the headings use numbering.
  • Closes tickets: 1834661
  • EPUB Output: If there are no guide elements do not output an empty guide tag. Makes epubcheck happy.
  • Closes tickets: 1835560
  • Workaround for sortByColumn being partially broken in Qt 5.13.0
  • Closes tickets: 1834989
  • Fix a regression that broke the per_lang_title_sort_articles tweak.
  • Closes tickets: 1834329
  • Sending email: Fix an error on some windows machines with non-ASCII hostnames
  • EPUB Output: When generating EPUB 3 preserve the old style meta tag to identify the cover as Google Play Books does not recognize EPUB 3 cover markup.
  • Closes tickets: 1832660
  • Create catalog: Fix handling of the tilde character in BiBTeX catalogs.
  • Closes tickets: 1832726
  • News downloads: Fix incorrect font sizes for some text in the index pages.
  • Closes tickets: 1832628
  • Comic Input: Fix incorrect processing of comics with pages that have the same file names in different folders when using the "No process" option.
  • Closes tickets: 1831487
  • CHM Input: Fix a regression that broke processing of some CHM files.
  • Closes tickets: 1831511
  • Edit book: When auto-closing tags on typing Kobo driver: Fix for ContentType not being defined error for extension-less non kepub files on a Kobo
  • Content server: Book details page: Do not display empty rows for undefined dates
  • Get books: Update Google books and amazon plugins for markup changes
  • Edit book: Text search: Fix searching for a single character backwards not working
  • New news sources
  • Aviation International News by Jose Ortiz
  • Improved news sources
  • Art and Letters Daily
  • The Wall Street Journal
  • Barrons
  • Newsweek



Changes for v3.42 - v3.43

  • New features
  • Kobo driver: Support for new Kobo firmware
  • Edit metadata dialog: Remember relative sizes of the cover and comments editors.
  • Closes tickets: 1828291
  • Bug fixes
  • PDF Output: Fix hang when converting some documents.
  • Handle newlines when serializing to csr files
  • Closes tickets: 1827198
  • Fix searching in manage tags throws away all changes
  • Closes tickets: 1828986
  • Fix a regression in the previous release that broke using the wireless device driver with the device_for_template option
  • Fix metadata download from Amazon stripping accents from comments text in the binary builds
  • Amazon metadata download: Fix some downloads failing when a mobile user agent is randomnly selected.
  • Closes tickets: 1827027
  • LRF Input: Fix a regression that broke parsing LRF files.
  • Closes tickets: 1826970
  • PDF Input: Workaround for pdftohtml not always producing valid UTF-8.
  • Closes tickets: 1830568
  • New news sources
  • The Baffler by Jose Ortiz
  • Improved news sources
  • The Toronto Star
  • The Financial Express
  • London Review of Books
  • Boston Globe Subscription



Changes for v3.41.3 - v3.42

  • Bug fixes
  • Conversion: Transform styles: When using regular expressions fix substitution groups not working.
  • Closes tickets: 1825764
  • Fix a regression in the previous release that caused the conversion of HTML to text in comments when output to catalogs or converting downloaded metadata to behave slightly differently.
  • Closes tickets: 1826654
  • Edit book: Fix beautify not handling and tags correctly.
  • Closes tickets: 1826631
  • DOCX Input: Fix cross-references using the 'fldSimple' markup not being recognized by calibre.
  • EPUB/MOBI Catalogs: Fix a regression in the previous release that caused ampersands and middle-dots to appear as HTML entities in the output.
  • Closes tickets: 1826127
  • Prevent a malformed tweaks.json file from stopping calibre startup
  • Fix a regression that broke completion for ebook-convert
  • News fetching: Fix a regression that broke removal of attributes/javascript/srcset because of bugs in the new BeautifulSoup
  • TXT Output: Fix Vietnamese  character being stripped from output.
  • Closes tickets: 1825770
  • E-book viewer: Fix specifying a non-existen location via --open-at causing viewer to hang
  • New news sources
  • Magyar Nemzet by pofa
  • Improved news sources
  • Global Times
  • Corriere della Serra



Changes for v3.40.1 - v3.41.3

  • New features
  • Kobo driver: Support for new firmware
  • Content server: Add an option to control which book list mode is used by default for new users (Preferences->Sharing over the net->Choose book list mode)
  • Content server: Allow clicking on book cover in details page to read the book.
  • Closes tickets: 1819058
  • Amazon metadata plugin: Add a option to use the mobi-asin to find books.
  • Closes tickets: 1823520
  • E-book viewer: Allow specifying ToC hrefs via the --open-at command line parameter.
  • Closes tickets: 1656573
  • Tag Mapper: Allow Title-casing of tags.
  • Closes tickets: 1823097
  • Manage authors dialog: Add an entry to the right click menu to show books by the current author in the main book list.
  • Closes tickets: 1821992
  • Lots of internal changes to calibre's codebase to prepare it for Python 3 support.
  • Bug fixes
  • Content server: Fix links to external resources in book details and the viewer not working
  • Content server: Fix using a bookmark to load the book list not working if server is password protected.
  • Closes tickets: 1819025
  • Content server: Book details page: Fix close button not going back to book list after using Next/previous buttons.
  • Closes tickets: 1819060
  • Kobo driver: Fix update device metadata setting not being saved. Also fix book language not being set correctly on newer firmware.
  • PDF Output: Fix 'stroke-dasharray' lines in SVG images in the input document not being rendered correctly.
  • Closes tickets: 1821923
  • Fix searching for authors on amazon not working because of a change in the amazon URL structure.
  • Closes tickets: 1822532
  • Cover grid: Check for cover size change due to screen scale change on every paint event and invalidate cache if there is a change.
  • Closes tickets: 1723972
  • Edit book: Fix Option key + ; not working in the editor.
  • Closes tickets: 1823040
  • Edit book: Fix pasting images into a book with no Images folder not working correctly.
  • Closes tickets: 1817405
  • Confirm cancel on library restore dialog
  • Closes tickets: 1823204
  • EPUB/MOBI Catalogs: Fix presets not being applied for some options.
  • Closes tickets: 1821968
  • Fix using --insert-metadata with ebook-convert not inserting the title and author metadata from the source document
  • Adding books: When adding with auto-merge and auto-convert enabled, also run conversions for books into which the added files are merged.
  • Closes tickets: 1822018
  • Versions 3.41.1, 3.41.2, 3.41.3 fix various regressions in the previous release that affect a few people.
  • Closes tickets: 1825472, 1825494, 1825542
  • New news sources
  • The New Criterion by Darko Miletic
  • Improved news sources
  • Il Post
  • Le Monde Edition Abonnes Papier
  • Le Temps
  • NASA
  • 1843
  • derStandard
  • LA Times



Changes for v3.39.1 - v3.40.1

  • New features
  • TXT Input: Use markdown 3.0 with support for new extensions such as code highlighting and smarten punctuation.
  • Book details panel: Allow editing the identifiers for the book by right clicking on the existing Ids.
  • Closes tickets: 1815005
  • Content server: Allow specifying custom URLs for the 'Search the internet' feature via Preferences->Sharing over the net->Search the internet.
  • Closes tickets: 1810923
  • Tag browser: Category editor: Add a checkbox to restrict the entries shown to only those present in the current Virtual library
  • Allow adding files to selected book records from the clipboard. To use copy a file from windows explorer, right click the Add books button and choose: Add files to selected books from clipboard
  • Closes tickets: 1815419
  • Tag browser: When right clicking on a saved search add a menu option to search using the raw search expression.
  • Closes tickets: 1816274
  • Tag browser: Have pressing the Enter key find the next match.
  • Closes tickets: 1816276
  • Windows: Add a button to Preferences->Sharing over the net to set calibre to run when the computer starts
  • Bug fixes
  • Fix a regression in the previous release that broke Copy to library and delete after when copying a duplicated book.
  • Closes tickets: 1816224
  • Edit book: Fix pasting of image from clipboard using (Ctrl-V) not working
  • Content server: Fix {id} not working in the custom list template
  • Closes tickets: 1818308
  • EPUB/MOBI Catalogs: Fix presets not saving title and format information.
  • Closes tickets: 1818838
  • macOS: Respect the system setting for text insertion cursor blink time
  • FB2 Output: Fix comments from the input document not present in the output.
  • Closes tickets: 1815357
  • calibredb: Fix adding books with an OPF file to a remote server not picking up the cover specified in the OPF file
  • TXT Input: Fix option to remove indents at the start of lines breaking conversion of markdown documents.
  • Closes tickets: 1814989
  • EPUB/MOBI Catalog generation: Allow matching empty fields in exclusion rules.
  • Closes tickets: 1814458
  • EPUB/MOBI Catalogs: Fix multiple books with the same title but different authors in a genre not being listed.
  • Closes tickets: 1415990
  • Update the Get Books and metadata Amazon.com plugins to handle changes to the markup on the Amazon results page
  • Version 3.40.1 fixes a bug in 3.40 that could prevent calibre starting when using a custom date column
  • New news sources
  • Quanta Magazine by lui1
  • El Periodico Mediterraneo by benages
  • Improved news sources
  • Scientific American
  • Taipei Times
  • Harpers Magazine
  • General Knowledge Today
  • Granma
  • South China Morning Post
  • New York Times (Web)
  • China Daily
  • 1843
  • Pro Physik
  • Caravan Magazine
  • Spektrum der Wissenchaft



Changes for v3.38.1 - v3.39

  • New features
  • Content server: Implement the "Copy to library" function. To use it click the three dots in the top right corner of a book's page and choose "Copy to library"
  • Closes tickets: 1810486
  • Content server: Add Next/Previous buttons to the book details page
  • Bug fixes
  • Content server: Fix editing metadata that affects multiple books causing all the metadata for all the books to become the same.
  • Closes tickets: 1812781
  • Open With: Fix using .bat files as the program not working.
  • Closes tickets: 1811045
  • ZIP Output: Fix an error when building the ToC on macOS for some books with non-ASCII ToC entries
  • Closes tickets: 1813905
  • Edit book: Check book: Follow recent releases of epubcheck in expecting .ttf files to have the mime-type application/vnd.ms-opentype in EPUB 3 books
  • Fix font mime-types not being auto-corrected when upgrading EPUBs from 2 to 3
  • Content server: Try to detect if a book file has been edited outside of calibre and serve the updated copy
  • Fix merging books not updating author if the source book has no title
  • Content server: Fix heading for custom comments columns being duplicated in the book details page
  • Fix editing of dates not working is the date format is set to iso.
  • Closes tickets: 1812560
  • New news sources
  • BSI News by Volker Heggemann
  • Science Advances by Jose Ortiz
  • Improved news sources
  • Spiegel Online
  • Il Post



Changes for v3.37 - v3.38.1

  • New features
  • Tag browser: When using the Find function have unaccented characters match their accented equivalents, if the setting for it is set in Preferences->Searching
  • DOCX Input: When converting indices, put each sub-entry on its own line.
  • Closes tickets: 1811611
  • Edit book: Insert hyperlink: Add history for the template
  • Edit book: Insert hyperlink: Add a few more variables for the link template: _SOURCE_FILENAME_, _DEST_FILENAME_ and _ANCHOR_
  • Bug fixes
  • Catalogs: Set the language of created catalogs to the calibre interface language instead of English
  • Closes tickets: 1810936
  • DOCX Input: Do not display section breaks that have a numbering style applied to them.
  • Closes tickets: 1811611
  • Content server: Fix listening on :: not also listening on IPv4 interfaces on Windows
  • DOCX Output: Fix heading styles that have the same font size as body text getting incorrect font sizes after conversion.
  • Closes tickets: 1811616
  • EPUB/MOBI Catalogs: Fix prefix rules not working when calibre UI language is something other than English
  • EPUB/MOBI Catalogs: Fix exclusion by tag not working for tags that have spaces in them
  • Subset fonts: Fix error when trying to subset unicode characters that require two UTF-16 code points on Windows.
  • Closes tickets: 1811224
  • Content server: Fix option to restrict displayed user field not working in the /opds view
  • Tag browser: Fix incorrect icon for user categories.
  • Closes tickets: 1810217
  • PDF Output: Fix conversion failing when fonts with non-English names are used.
  • Closes tickets: 1812218
  • 3.38.1 fixes a typo in 3.38.0 that caused the Polish books function to not work when polishing small numbers of books
  • New news sources
  • Nature by Jose Ortiz
  • Improved news sources
  • Chicago Tribune
  • New York Times Book Review



Changes for v3.36 - v3.37

  • Bug fixes
  • calibredb: Fix adding books from directories to a remote server running on Windows not working
  • Edit Book: Fix style attribute on tags not being preserved when editing AZW3 files.
  • Closes tickets: 1810193
  • Get Books: Use an external browser for Google Books
  • Closes tickets: 1810205
  • Saving to disk: Fix errors on Linux/macOS if the title/authors are long enough to make individual path components larger than 255 characters.
  • Closes tickets: 1807525
  • PDF Input: Fix non-breaking spaces represented as entities in the output of pdftohtml, which breaks some search/replace expressions
  • Edit book: Fix a crash when mousing over links in an instance of the editor launched standalone on macOS Mojave
  • Closes tickets: 1805521
  • Conversion: When converting with font size rescaling disabled, convert font size names to rem unit rather than pt units.
  • Closes tickets: 1809671
  • Windows: When registering calibre programs as possible handlers for various file types, dont set the AllowSilentDefaultTakeOver registry key
  • macOS: PDF Output: Fix bold fonts not working on Mojave.
  • Closes tickets: 1799750
  • Content server: Fix strings with double quotes not being translated.
  • Improved news sources
  • Il Post



Changes for v3.35 - v3.36

  • New features
  • Happy Holidays to everyone!
  • Kobo driver: Add supported for newly released firmware update
  • Bug fixes
  • Kobo driver: Fix a regression in the last release that caused book title to appear as unknown if metadata management was set to manual in calibre.
  • Closes tickets: 1807914
  • PDF Output: Do not fail if one of the fonts from the source document has no name metadata
  • Improved news sources
  • Wall Street Journal
  • ESPN
  • Al Jazeera (English)



Changes for v3.34 - v3.35

  • New features
  • Edit book: Insert hyperlink: Allow specifying a template to control the markup that is inserted for the hyperlink.
  • Closes tickets: 1804250
  • Metadata download: Add an option (in Preferences->Metadata download) to keep multiple results from individual metadata sources, useful if you prefer to pick the best result by hand and use only one or two metadata sources.
  • Closes tickets: 1802293
  • Kobo driver: Add an option to directly update metadata in the Kobo device database, instead of waiting for the Kobo to update the database after disconnecting. (Preferences->Plugins->Customize the Kobo device plugin)
  • Bug fixes
  • E-book viewer: Fix a regression that broke viewing of HTMLZ files
  • Closes tickets: 1691976
  • Edit book: Fix suggestions in completion popup not being sorted.
  • Closes tickets: 1803985
  • Windows: Fix restarting calibre with system tray icon enabled causing duplicate defunct icons in the tray.
  • Closes tickets: 1803034
  • New news sources
  • Macrobusinness by 2018robert
  • Sports Illustrated by Kovid Goyal
  • Le Peuple Breton by Lionel Plais
  • Mandidner by pofa
  • Improved news sources
  • Wired Magazine
  • Wall Street Journal
  • Telepolis
  • Yahoo News
  • Associated Press
  • Mother Jones



Changes for v3.33 - v3.34

  • New features
  • Support for the new Kindle Paperwhite 2018
  • Closes tickets: 1802088
  • Metadata plugboards: Allow defining plugboards that modify comments metadata as well
  • E-book viewer: Add a keyboard shortcut (Ctrl+M) for toggling between paged and flow mode
  • Bug fixes
  • EPUB Input: Handle invalid EPUB files that have their NCX documents in the spine.
  • Closes tickets: 1796497
  • EPUB3 Input: Handle EPUB 3 files that incorrectly use EPUB 2 markup to identify cover images.
  • Content server: Fix --url-prefix feature not working with book conversion
  • New news sources
  • Arts and Letters Daily by pjpaulpj
  • Magyar Idok by pofa
  • Improved news sources
  • Business Standard
  • Washington Post
  • General Knowledge Today
  • How To Geek



Changes for v3.31 - v3.32

  • New features
  • Edit book: Insert image dialog: Add buttons to change the image thumbnail size.
  • Closes tickets: 1791428
  • Book details panel: Allow right clicking on a format to open it in the calibre editor
  • Edit metadata dialog: Allow viewing or editing specific formats by right clicking the format in the formats list
  • When creating a metadata jacket allow HTML in custom long text columns
  • Content server: When editing metadata add a button to remove the existing cover. Note that after removing the cover a auto-generated cover is displayed instead. You might need to hit refresh in your browser to see the change.
  • Closes tickets: 1794123
  • Content server: Date edit: Add buttons to clear the date or set it to today's date
  • Bug fixes
  • When showing books on the device, disable keyboard shortcuts for actions that operate on library books
  • Content server: Custom List: Fix a zero series index being displayed as one
  • Content server: Fix covers not being updated in downloaded copies of some books.
  • Closes tickets: 1699932
  • PDF Output: Fix an error that could occur in rare circumstances when using the option to read page margins from the input document
  • Closes tickets: 1792616
  • Edit book: Check book: Fix an error if a filename contains a % character
  • PDF Output: Fix CSS opacity property causing text to not be rendered. Now opacity is ignored, as it is unsupported by Qt WebKit.
  • Closes tickets: 1792048
  • Create custom column dialog: Ensure that the format numbers field is always visible
  • Improved news sources
  • Washington Post



Changes for v3.30 - v3.31

  • New features
  • Book list: Allow changing the font used for any column to bold and/or italic by right clicking on the column header and choosing 'Change font style'.
  • Closes tickets: 1758434
  • Note that this setting is per-library so it has to be done once for the book list in every calibre library.
  • fetch-ebook-metadata.exe: Allow specifying identifiers other than just ISBN
  • Amazon metadata download: Add support for Amazon Australia (can be configured via Preferences->Metadata download->customize the amazon metadata source)
  • Table of Contents Edit tool: When generating from XPath's add a checkbox to control if duplicate entries at the same level are added or not.
  • Closes tickets: 1790761
  • Edit book: Allow disabling the popup to show changes after running the Fix HTML and Beautify all files tools.
  • Closes tickets: 1789540
  • Bug fixes
  • DOCX Input: Fix figures in newer Word documents being duplicated.
  • Closes tickets: 1789238
  • Content server: Disable offline access if application cache is not available, rather than failing.
  • Closes tickets: 1737642
  • DOCX Output: Workaround for broken CSS that uses -o-pre-wrap for the white-space property
  • Closes tickets: 1786410
  • Metadata download: Remove the option to lookup first edition dates as the service used to get the data no longer exists
  • Improved news sources
  • Howto Geek
  • Welt der Physik
  • Neue Osnabrucker Zeitung
  • Fortune Magazine



Changes for v3.29 - v3.30

  • New features
  • ToC Editor: When generating ToCs using headings/XPath ignore duplicate entries at the same level that have the same text.
  • Closes tickets: 1735799
  • Windows: The default calibre library location is now not in My Documents but instead in the user home folder, to avoid issues with OneDrive auto-syncing calibre libraries
  • Closes tickets: 1787488
  • Kobo driver: Support for new firmware version
  • Add a tweak (in Preferences->Tweaks) to allow skipping network check on news download
  • Edit metadata dialog: Show a confirmation dialog on cancel if some changes have been made.
  • Closes tickets: 1786544
  • Bug fixes
  • Downloaded metadata review dialog: Fix a regression in the last release that broke the revert buttons
  • E-book viewer: Fix clicking links in the footnote popup ignoring the anchor part of the link.
  • Closes tickets: 1786577
  • ToC editor: Fix generating toc entries from links not working for links that start with #
  • HTML Input: Collapse multiple spaces in filenames when sanitizing them.
  • Closes tickets: 1788187
  • Edit book: Remove matching tag: Fix incorrect removal if the remove matching function is triggered in rapid succession
  • Edit book: Fix some links in the file being split not being adjusted when splitting HTML files.
  • Closes tickets: 1787892
  • Fix a crash when using some third party plugins and enabling the "two lines for text under icons" option
  • Closes tickets: 1787700
  • Make the create catalog dialog freely resizable
  • Closes tickets: 1787523
  • DOCX Input: Fix an error when converting some DOCX files with inherited fonts.
  • Closes tickets: 1786414



Changes for v3.28 - v3.29

  • New features
  • Add a option to draw a grid in the main book list (Preferences->Look & feel)
  • Edit book: Allow removing the currently highlighted tag (while keeping its contents) by pressing Ctrl+>. You can also add a tool to do it via Preferences->Toolbars
  • Content server: When defining a color scheme for the in browser viewer allow specifying the link color as well as the foreground and background.
  • Closes tickets: 1735904
  • Edit book: Show a popup after a fix all html/beautify all files so the user can easily see what was changed, if needed.
  • Closes tickets: 1785482
  • Kindle driver: Create cover thumbnails on the device when transferring KFX format books
  • Edit Book: Recognize numbers in image names in the 'Insert image' dialog
  • Closes tickets: 1782981
  • Bug fixes
  • Content server: Display custom comments field on the book details page in the same order as in the calibre GUI
  • Edit book: Fix open image editors not being updated when image file is replaced
  • Fix keyboard shortcuts for Edit book tools created from plugins not working
  • PDF Output: Fix error when trying to convert books that do not specify a language in their metadata.
  • Closes tickets: 1783563
  • Browser viewer: Fix inability to open books that contain zero-byte stylesheets/images
  • Improved news sources
  • Boston Globe
  • Newsweek
  • Ambito and Ambito Financiero
  • New York Times
  • New England Journal of Medicine
  • The Hindu Business Line
  • Private Eye
  • Le Temps



Changes for v3.26.1 - v3.28

  • New features
  • Allow creating rules to transform author names when adding books to calibre. Accessible via Preferences->Adding books->Adding actions
  • Closes tickets: 1780152
  • Add a similar author mapper tool to manipulate author names in the existing library. Accessible via Preferences->Toolbars
  • Add a similar author mapper tool for metadata downloading, accessible via Preferences->Metadata download
  • Comments Editor: Add options to change the case of the selected text to the right click menu
  • Closes tickets: 1780469
  • Edit book: When sorting non text files in the File list recognize numbers in the file names
  • Closes tickets: 1781721
  • Bug fixes
  • calibredb catalog: Recognize file extensions even when they are not lowercase
  • New news sources
  • Il Post by frafra
  • Bloomberg Columnists by Dale Furrow
  • Improved news sources
  • Sunday Times Magazine UK
  • The Economist
  • The Houston Chronicle
  • El cohete a la luna
  • CBC Canada



Changes for v3.24.2 - v3.26.1

  • New features
  • Book list: Allow drag and drop of books onto other books to merge the book records.
  • Closes tickets: 1775123
  • Check Book: External link checker: Also check HTML anchors (the part after the # in the link). Can be turned off via a checkbox at the bottom of the link checker window.
  • Edit Book: Preview panel: Show previews when editing SVG files
  • Edit book: When downloading external resources, also convert data URLs into files.
  • Closes tickets: 1774945
  • E-book viewer: When the controls are hidden show the progress in the window title.
  • Closes tickets: 1776710
  • Library Quick switch menu: Highlight the previously switched from library in bold.
  • Closes tickets: 1775888
  • Bug fixes
  • PDF Input: Fix a regression in 3.24 that caused conversion of PDF to be significantly worse.
  • Closes tickets: 1775984
  • E-book viewer: Fix very slow loading for HTML files with very many images on Linux.
  • Closes tickets: 1774884
  • Content server: Fix a regression in 3.14 that removed the separator between books in the detailed list view mode.
  • Closes tickets: 1776294
  • Edit book: Fix SVG files not being beautified by the Beautify all files tool
  • Edit book: Fix searching in selected files not searching SVG files
  • Fix Tweaks help string not being displayed translated
  • Edit metadata dialog: Fix distorted rendering of some labels in the custom metadata tab in rare circumstances.
  • Closes tickets: 1766762
  • version 3.26.1 prevents dropping of a book onto itself from triggering the merge dialog, which should reduce accidental triggers
  • Closes tickets: 1777054
  • New news sources
  • El Cronista by Darko Miletic
  • Improved news sources
  • Slate
  • New York Times Book Review
  • The Independent UK
  • NYTimes Tech Beat
  • New York Times
  • Cracked.com



Changes for v3.23 - v3.24.1

  • New features
  • Conversion: EPUB Output: Add an option to output EPUB 3 files.
  • PDF Output: Add an option to break long words at the ends of lines.
  • Closes tickets: 1773111
  • PDF Output: Allow using images in the header/footer templates
  • Add an option to use two lines for the text under the toolbar button in Preferences->Look & feel
  • Edit book: Spell check: Update the number of misspelled words/total words displayed when correcting/ignoring words.
  • Closes tickets: 1772276
  • Edit book: Fix HTML: Automatically resolve private entities
  • Closes tickets: 1772157
  • Improve formatting of help in Preferences->Tweaks
  • ToC Editor: Allow undo for renaming single items as well.
  • Closes tickets: 1769442
  • Bug fixes
  • Version 3.24.1 fixes a regression in the 3.24 in the editor that caused syncing between the editor and the Preview panel/Live CSS panel to not work correctly
  • PDF Output: Strip zero-width space characters from the text as their presence prevents searching from working
  • DOCX Output: Fix
     tags not being converted correctly.
    
  • Closes tickets: 1772219
  • DOCX Input: Fix incorrect conversion of a framed block that contains a list.
  • Closes tickets: 1771279
  • Conversion: Fix private entities that use the same name as an HTML entity not being handled correctly
  • Closes tickets: 1772157
  • Viewer: Fix HTML files with private entities displaying an artifact at the top
  • Closes tickets: 1772157
  • Edit book: Check book: Show an error for HTML files with private entities
  • Closes tickets: 1772157
  • EPUB3 Input: Fix titlepage being referred to in the nav causing two titlepage entries in the final book.
  • Fix throbber buttons not being perfectly aligned inside toolbars
  • Quickview: Fix sizes not being displayed.
  • Closes tickets: 1772151
  • Edit book: Compress images tool: Do not mark the book as changed if no images could be further compressed.
  • Book list split-view: Fix horizontal scroll position of split view can change when changing the current column in one view.
  • Fix Bookeen Saga not being recognized on macOS/Linux.
  • Closes tickets: 1769681
  • Edit metadata dialog: Fix undo last trim not working for automatic trims.
  • Closes tickets: 1769606
  • Content server: Fix series field blank in Italian translation
  • BeautifulSoup: Port fix from upstream for outputting bare ampersands in strings.
  • Closes tickets: 1769481
  • calibredb add: Run the input plugins before reading metadata instead of after.
  • New news sources
  • The Federalist by Kovid Goyal
  • Improved news sources
  • The New York Times Book Review
  • New York Times
  • Le Devoir



Changes for v3.23 - v3.24

  • New features
  • Conversion: EPUB Output: Add an option to output EPUB 3 files.
  • PDF Output: Add an option to break long words at the ends of lines.
  • Closes tickets: 1773111
  • PDF Output: Allow using images in the header/footer templates
  • Add an option to use two lines for the text under the toolbar button in Preferences->Look & feel
  • Edit book: Spell check: Update the number of misspelled words/total words displayed when correcting/ignoring words.
  • Closes tickets: 1772276
  • Edit book: Fix HTML: Automatically resolve private entities
  • Closes tickets: 1772157
  • Improve formatting of help in Preferences->Tweaks
  • ToC Editor: Allow undo for renaming single items as well.
  • Closes tickets: 1769442
  • Bug fixes
  • PDF Output: Strip zero-width space characters from the text as their presence prevents searching from working
  • DOCX Output: Fix
     tags not being converted correctly.
    
  • Closes tickets: 1772219
  • DOCX Input: Fix incorrect conversion of a framed block that contains a list.
  • Closes tickets: 1771279
  • Conversion: Fix private entities that use the same name as an HTML entity not being handled correctly
  • Closes tickets: 1772157
  • Viewer: Fix HTML files with private entities displaying an artifact at the top
  • Closes tickets: 1772157
  • Edit book: Check book: Show an error for HTML files with private entities
  • Closes tickets: 1772157
  • EPUB3 Input: Fix titlepage being referred to in the nav causing two titlepage entries in the final book.
  • Fix throbber buttons not being perfectly aligned inside toolbars
  • Quickview: Fix sizes not being displayed.
  • Closes tickets: 1772151
  • Edit book: Compress images tool: Do not mark the book as changed if no images could be further compressed.
  • Book list split-view: Fix horizontal scroll position of split view can change when changing the current column in one view.
  • Fix Bookeen Saga not being recognized on macOS/Linux.
  • Closes tickets: 1769681
  • Edit metadata dialog: Fix undo last trim not working for automatic trims.
  • Closes tickets: 1769606
  • Content server: Fix series field blank in Italian translation
  • BeautifulSoup: Port fix from upstream for outputting bare ampersands in strings.
  • Closes tickets: 1769481
  • calibredb add: Run the input plugins before reading metadata instead of after.
  • New news sources
  • The Federalist by Kovid Goyal
  • Improved news sources
  • The New York Times Book Review
  • New York Times
  • Le Devoir



Changes for v3.22.1 - v3.23



Changes for v3.21 - v3.22.1

  • New features
  • Edit book: Add a tool to upgrade books from EPUB 2 to EPUB 3 (Tools->Upgrade book internals)
  • Automatically upgrades metadata, converts the NCX table of contents and adds required manifest annotations
  • Add support for the FBZ format (zipped FB2)
  • Closes tickets: 1762634
  • Kindle driver: Change the height of generated thumbnails to 500px, needed for the Oasis 2017
  • Edit book: When bulk renaming files add an option to rename by the order in which the files appear in the book.
  • Polishing: Recognize titlepages that are marked as covers in the EPUB 3 landmarks section
  • Edit Book: Automatically updated the modified timestamp in the OPF when saving EPUB 3 books.
  • Remove the ISBNDB metadata plugin as ISBNDB no longer allows free lookups.
  • Closes tickets: 1761906
  • Bug fixes
  • EPUB 3 metadata: If the book defines more than one author sort value for an author use the first instead of the last
  • Check Book: Dont warn for nav document not in spine in EPUB 3 books
  • Linux installer: Fix umask question not working with the recommended install command because stdin is a pipe
  • Browser viewer: Show an error message when trying to use the Sync function without being logged in
  • When setting cover from a PDF file and the user clicks cancel, do not delete the existing cover
  • New news sources
  • Le Monde: subscriber paper edition by Remi Vanicat
  • Improved news sources
  • Globe & Mail
  • National Geographic
  • Slate
  • GoComics
  • Oregonian



Changes for v3.20 - v3.21

  • New features
  • Browser viewer: Allow showing the time left in the current chapter/book in the header and footer areas of the book.
  • To use go to the preferences of the browser viewer and customize the headers and footers to display the time left. Note that time left in chapter only works correctly if chapters are in separate HTML files in the book.
  • Manage tags dialog: Searching now shows all matching tags and there is an undo button to undo changes.
  • Closes tickets: 1743896
  • Add an output profile for the Kindle Oasis 2017
  • Closes tickets: 1759434
  • Bug fixes
  • Content server: Fix adding/deleting books and editing metadata not updating the main calibre book list automatically.
  • Closes tickets: 1761017
  • Viewer: When doing a dictionary lookup, remove soft hyphens from the word, if any are present.
  • Closes tickets: 1760292
  • Edit metadata dialog: Fix tab order for buttons to the left of the title and author
  • Trim cover dialog: Remove the redundant Trim & OK button, instead have the OK button trim automatically if there is a selection.
  • Closes tickets: 1759671
  • Update Amazon metadata plugin for a website change
  • Content server: Fix translations not being updated without clearing the browser cache
  • Content server: Fix switching from translations to no translations not working
  • Content server: When updating interface data do not transmit translations if they have not been changed. Saves ~30-60KB bandwidth when using non-English interface language.
  • Improved news sources
  • The Atlantic
  • Fortune Magazine
  • Telegraph UK
  • Hot Air
  • Reader's Digest
  • The Economist



Changes for v3.19 - v3.20

  • New features
  • Content server: Allow editing the metadata of books from the book details page
  • On the book details page, you can now edit any metadata and change covers by clicking the edit metadata icon in the right area of the top bar. Note that only users that have write permissions for the library can edit metadata.
  • Kobo driver: Recognize Kobo Aura 2 with new firmware (4.6.10188)
  • Bug fixes
  • When reading metadata from HTML also recognize as being comments
  • Improved news sources
  • Danas
  • Al monitor
  • Folha de Sao Paolo
  • New York Times
  • Wirtschaft's Woche



Changes for v3.18 - v3.19

  • New features
  • Driver for the new PocketBook 740
  • Allow using relative URLs in comments type metadata. The relative URLs are interpreted relative to the book folder in the calibre library
  • Edit book: Reports: Do not show characters from the HTML markup in the characters report.
  • Closes tickets: 1753788
  • Allow adding the Virtual library button to any toolbar/menu via Preferences->Toolbars & menus
  • Bug fixes
  • Server: Fix server becoming unresponsive if a client sends invalid SSL data at exactly the right moment
  • Conversion heuristics: Make unwrapping recognize Georgian letters as well.
  • Closes tickets: 1753533
  • Make de-serialization of stored conversion options safe against maliciously crafted input
  • Closes tickets: 1753870
  • E-book viewer: Change the file format used to import/export bookmarks to use JSON. This prevents malicious bookmarks files from causing code execution.
  • Closes tickets: 1753870
  • Make the history completion for the search and replace edit box case-sensitive.
  • Closes tickets: 1752447
  • PDF Output: When the input document contains multiple anchors with the same value, use the first anchor rather than the last. This follows browser behavior.
  • Closes tickets: 1752825
  • FB2 Input: Add
    to
    content to silence the useless epubcheck
  • Closes tickets: 1752141
  • New news sources
  • Granta by Gary Arnold
  • Improved news sources
  • WirtschaftsWoche Online
  • Spektrum der Wissenschaft



Changes for v3.17 - v3.18

  • New features
  • Browser viewer: Allow long tapping a word to look it up in a dictionary or search the internet for it.
  • Closes tickets: 1738995
  • Bug fixes
  • Conversion: Handle the deprecated type attribute on
      tags.
    1. Closes tickets: 1751148
    2. Fix metadata download from amazon stopped working because of a website change
    3. Fix re-ordering of columns causing split book splitter state not being restored on restart
    4. Fix errors when using strftime with unicode strings on non-utf-8 windows systems.
    5. Closes tickets: 1749219
    6. Split book view: Fix vertical scroll position of the two views getting out of sync after doing some searches.
    7. Closes tickets: 1748739
    8. Fix some edit widget appearing in the wrong place when editing in the right hand panel of the new split book list.
    9. Closes tickets: 1748713
    10. Portable build: Fix cache directory not always being auto-created
    11. Closes tickets: 1747887
    12. Workaround for Qt 5.10 on Linux resetting the global font, preventing custom interface font settings from working
    13. Improved news sources
    14. New York Times
    15. The Economist
    16. Gosc
    17. Various Uruguayan recipes



Changes for v3.16 - v3.17

  • New features
  • Allow splitting the book list, by right clicking on the column headers and choosing 'Split the book list'
  • This is useful to 'lock' one or more columns in place so that they are always visible even when scrolling through other columns. Also, the split list has a separate right click menu which you can configure via Preferences->Toolbars and menus
  • Store temporary files used by the editor and viewer in the cache directory to try to prevent errors caused by 'file cleaner' programs deleting temporary files still in use
  • Bug fixes
  • EPUB3 Input: Fix HTML covers and titlepages that are marked using the deprecated element not being recognized.
  • Closes tickets: 1746794
  • Bulk metadata edit: Fix regression in 3.13 that made it impossible to use the Force numbering checkbox for custom series
  • Conversion: Fix the valign attribute on tags not being honored
  • E-book viewer: Fix the 'Copy' keyboard shortcut/context menu action not working on some Windows systems
  • Closes tickets: 1477696
  • E-book viewer: Make the semi-transparent background for viewing metadata a little more opaque.
  • Closes tickets: 1745812
  • New news sources
  • Computing by Darko Miletic
  • Improved news sources
  • New York Times
  • Le Devoir
  • New Statesman
  • London Review of Books
  • New York Post
  • LWN Weekly
  • Associated Press



Changes for v3.15 - v3.16

  • New features
  • Content server: Allow adding and deleting of books using the web interface
  • Use the + icon in the top bar of the book list to add new books and the trash icon in the top bar of the book details page to a delete a book. Note that only authenticated users are allowed to perform these actions, so you have to setup user accounts for the server to use these features.
  • Allow removing the close button from tabs in the Virtual library tab bar. Right click the tab bar and choose 'Lock tabs' to do that.
  • calibredb export: Add --progress option
  • Bulk metadata editing: Show progress bars to track progress of the operation
  • Content server: When downloading books from the server send both the ASCII and full Unicode file names. Browsers that support RFC 6266 can make use of the unicode file name.
  • Content server: Show a warning popup on Apple devices when the user tries to search with an expression containing smart quotes, since Apple devices now automatically replace quotes with smart quotes when typing.
  • Bug fixes
  • DOCX Output: Fix links without anchors in the input document not being converted correctly.
  • Closes tickets: 1741098
  • calibredb: Fix a regression that broke reading of passwords from stdin
  • Edit book: Fix an error when saving files with filenames that cannot be encoded using the system codepage on Windows
  • Pasting metadata: Fix excluding title and authors not working
  • New news sources
  • Revista Veintitres by Darko Miletic
  • Cronica by Darko Miletic
  • Improved news sources
  • The Galaxy's Edge
  • Orange County Register
  • Danas



Changes for v3.14 - v3.15

  • New features
  • Browser viewer: Allow customizing what information is displayed in the header and footer areas. Access Preferences from the viewer controls to change.
  • Add support for MTP devices on FreeBSD
  • ToC editor: Add more case changing operations to the right click menu
  • Content server: Redirect pre 2.x book URLs to new 3.x URLs via a JavaScript redirect
  • Content server: Allow opening entries in the book list in a new tab via middle click/right click
  • Add a tweak in Preferences->Tweaks to exclude some fields when using the Edit metadata->Copy/paste actions
  • Linux: Allow using calibre-tray.png in the calibre resources folder to override the system tray icon.
  • Closes tickets: 1738518
  • Bug fixes
  • Browser viewer: Fix goto next/previous section actions not working when the sections are in different individual HTML files.
  • Closes tickets: 1740333
  • Edit book/Book polishing: When compressing images and the compressed image is larger thant he original, use the original image.
  • Closes tickets: 1741063
  • PDF input: Fix conversion of multi-level PDF Outline causing duplicate entries in the Table of Contents.
  • Closes tickets: 1738385
  • Edit book: Fix incorrect EPUB 3 declarations being added to the OPF file when adding covers to an EPUB 2 book
  • Edit book: Fix backspace key un-indenting instead of deleting even when text is selected if the cursor is at the start of the line
  • Tag browser: Fix position not bing preserved when deleting books.
  • Closes tickets: 1740387
  • Edit Book: Use the cache directory rather than the temp directory to store working files. Hopefully prevents temp file cleaners from destroying books.
  • Closes tickets: 1740460
  • EPUB input: Handle books that erroneously set the mimetype for font files to text/plain
  • AZW3 input: Do not fail to process files with invalid internal flow references.
  • Closes tickets: 1740140
  • When updating plugins, do not show the dialog asking which toolbar to put the plugin, even if the user has removed the plugin for all toolbars.
  • Content server: Fix using the Clear logs button preventing the server from restarting until calibre itself is restarted.
  • Closes tickets: 1738433
  • Improved news sources
  • LA Times
  • Popular Science
  • Nikkei News



Changes for v3.12 - v3.14

  • New features
  • User manual: A new quick reference primer for regular expression syntax https://manual.calibre-ebook.com/regexp_quick_reference.html
  • Content server: Allow viewing the book metadata while reading a book. In the viewer controls, tap Goto and then Metadata to see the metadata.
  • Closes tickets: 1736312
  • Kobo driver: Add support for new firmware
  • Bulk metadata edit: Allow choosing the algorithm used for changing the case of titles
  • Get books: The koobe.pl store plugin has now become the Swiat Ebookow store plugin
  • Allow Copy/paste of book metadata from the main book list. Right click the Edit metadata button to access these actions.
  • Allow disabling the confirmation popup when opening the containing folder of many books at once.
  • Closes tickets: 1735862
  • Bug fixes
  • Nook driver: Fix books sent via calibre not appearing under My Files on the Glowlight 3 Plus
  • Get Books: Update Mills & Boon, publio, empik, legimi, woblink and beam-ebooks.de plugins for website changes
  • Book polishing: Do not scan book for font usage when subsetting if no embedded fonts are available.
  • Closes tickets: 1737400
  • Content server: Open links in the comments section from the book details page in new windows.
  • Closes tickets: 1737644
  • Choose English as the User interface language when a locale related environment variable is set to the C locale
  • Linux installer: A nicer error message if the user tries to run the installer on an ARM machine
  • New news sources
  • El Cohete a la luna by Darko Miletic
  • Improved news sources
  • Boston Globe
  • The Times
  • Economist



Changes for v3.11.1 - v3.12

  • New features
  • Driver for the new Nook Glowlight 3
  • Closes tickets: 1731024
  • Allow configuring the metadata fields displayed in the popup book details window. To configure, simply click the 'Configure' link at the bottom of the window.
  • Wireless driver: Allow specifying extra file formats (unknown to calibre) to send
  • Bug fixes
  • Fix a regression that caused clicking the clear button in the main search bar to not unapply the current search until enter is pressed.
  • Linux: Fix a regression causing calibre to fail to start on systems with no DBUS session bus
  • Browser viewer: Fix body font being forced to sans-serif, overriding in book and user stylesheet settings
  • Fix sending email failing of the computer's FQDN is set to a single period.
  • Closes tickets: 1730166
  • Improved news sources
  • New Yorker
  • Geopolityka



Changes for v3.10 - v3.11.1

  • New features
  • Kindle driver: Add support for the new Kindle Oasis
  • Browser viewer: Allow the user to specify a CSS style sheet to control the look and feel of the text
  • Edit book spell check: In the list of suggestions show the original word in italics.
  • Closes tickets: 1727827
  • Edit Book: When adding a new HTML file, add it after the file being currently edited instead of at the end.
  • Closes tickets: 1728601
  • Column coloring: Add a contains rule type.
  • Closes tickets: 1728464
  • Book details panel: Allow saving the displayed cover to disk via the right click context menu.
  • Closes tickets: 1728251
  • Bug fixes
  • Browser viewer: Fix font size and color scheme settings not being respected in the footnote popup
  • DOCX Output: Fix comments/XML processing instructions in the middle of text causing text to be skipped.
  • Closes tickets: 1727599
  • Book details panel: Fix metadata field titles not being top aligned
  • Linux: Fix long startup delay on systems that do not have a desktop notification service running
  • 3.11.1 fixes a couple of regression in 3.11.0 that broke configuring Get books and creating catalogs
  • Improved news sources
  • Financial Times
  • computerworld.pl
  • Tulsa World
  • Science Daily
  • El Mundo



Changes for v3.9 - v3.10

  • New features
  • Browser viewer: Show footnotes in a popup window. Similar to the popup footnote functionality in the calibre viewer.
  • Content server: Add an option to control the timeout for making AJAX queries to the server.
  • Closes tickets: 1722016
  • Bug fixes
  • Fix regression that broke Preferences->Conversion->Common options in version 3.9
  • Server: Fix adding expressions to the search always using AND instead of respecting the setting to use OR or AND.
  • Closes tickets: 1724405
  • Browser viewer: Fix a regression that caused loading more than one book in the same session or using the back/forward browser buttons to require refreshing the browser.
  • Jobs list: Fix killing of job killing the wrong job if other jobs are completed while waiting for kill confirmation.
  • DOCX Output: Fix preserve cover aspect ratio option still distorting the aspect ratio slightly.
  • Closes tickets: 1721864
  • Improved news sources
  • Lomza
  • Go Comics
  • Various Polish news sources



Changes for v3.8 - v3.9

  • New features
  • Remove the Connect to iTunes function since Apple has removed that functionality from iTunes
  • Now you have to use one of the wireless connection methods to connect to an iPad/iPhone, as described at: https://manual.calibre-ebook.com/faq.html#how-do-i-use-calibre-with-my-ipad-iphone-ipod-touch
  • Kobo driver: Support for new firmware
  • Allow changing the icons in yes/no columns via column icon rules.
  • Closes tickets: 1721374
  • Quickview panel: Add a context menu with a "View" action to the book table.
  • Make the elapsed time display in the jobs dialog more human friendly.
  • Closes tickets: 1719059
  • Bug fixes
  • EPUB Input: Fix styles in existing titlepage not being flattened when the titlepage is preserved during conversion.
  • Closes tickets: 1720715
  • Fix conversion of grayscale JPEG-XR images not working
  • Closes tickets: 1720638
  • Update the douban metadata download plugin to match changes to the website
  • DOCX Output: Fix the preserve cover aspect ratio option not visible
  • Closes tickets: 1719026
  • Improved news sources
  • Respekt Magazine
  • Associated Press
  • Heraldo de Aragon
  • El Correo
  • El Periodico de Aragon
  • A List Apart



Changes for v3.7 - v3.8

  • New features
  • Bulk metadata edit dialog: Add an action to set metadata from e-book files.
  • Closes tickets: 1717755
  • Server: Add an option to control the number of books displayed per page in the browser (Preferences->Sharing over the net->Advanced).
  • Closes tickets: 1715283
  • DOCX Output: Add an option to preserve the cover aspect ratio in the output document.
  • Closes tickets: 1715800
  • Book details panel: An option to control the layout of the panel in 'Narrow' mode (Preferences->Look & feel->Book details)
  • Closes tickets: 1714613
  • If the --start-in-tray option is specified, create a tray icon even if the configuration option to enable tray icons is off.
  • Bug fixes
  • Possible fix for issue with pinning calibre to taskbar on windows. Note that as an unfortunate side-effect, you will have to unpin and re-pin calibre to the taskbar after updating.
  • DOCX Output: Fix text immediately after a hidden tag not being included.
  • Closes tickets: 1717403
  • Fix a regression that broke fetching of metadata from Douban
  • Cover grid: Fix Shift+arrow keys to manipulate selection not working.
  • Closes tickets: 1717828
  • Editor snippets: Dont lose the last selected word when the user triggers a non-existent snippet.
  • Closes tickets: 1713244
  • Book details popup window: Show the cover size in the bottom right corner if the option to show cover size in the Book details panel is set.
  • Closes tickets: 1716520
  • Linux: Fix regression that broke using calibre on some older VNC servers
  • Browser viewer: Do not fail if the book contains javascript that has errors.
  • Closes tickets: 1715781
  • Linux: Fix file open dialog on older KDE desktops not working correctly.
  • Closes tickets: 1715648
  • Update Ozon.ru metadata plugin for website changes.
  • Closes tickets: 1715347
  • LIT Input: Fix a buffer overflow caused by malformed LIT files.
  • Closes tickets: 1713716
  • Conversion: Expand -epub-writing-mode to -webkit-writing-mode and writing-mode properties for maximum compatibility.
  • Closes tickets: 1713509
  • Linux: Fix SONY PRS-650 not being detected
  • New news sources
  • Dunya Halleri by Sukru Alatas
  • Improved news sources
  • The Hindu
  • Le Monde
  • Wired Monthly
  • Cracked.com
  • Carta
  • FAZ.NET
  • Newsweek
  • Financial Times



Changes for v3.6 - v3.7

  • New features
  • Allow searching for books in a virtual library using a new 'vl:' prefix
  • Server: Show file sizes in the tooltips for the download buttons.
  • Closes tickets: 1708762
  • Server: Reduce the grid view minimum cover thumbnail size from 150px to 105px
  • Narrow layout: Fix wasted space to the left of the comments in the Book details panel
  • Bug fixes
  • Server: Fix downloading files via the list of formats not working when launching calibre from the home screen on iOS
  • Browser viewer: Fix controls help overlay not being displayed the first time the viewer is used
  • MOBI Output: Fix a regression causing a crash for some input documents that specify text-transform or font-variant CSS properties.
  • Closes tickets: 1711776
  • DOCX Input: Fix framed lists being rendered with the frame inside the bullets instead of outside it.
  • Closes tickets: 1709569
  • Fix a regression that could cause conversion to crash when using the first-letter CSS pseudo selector and outputting to MOBI or DOCX.
  • Closes tickets: 1711224
  • Conversion: Fix remove first image option not working for comic input with the disable comic processing option.
  • Closes tickets: 1709150
  • Server: Fix tooltip not working in the cover grid view.
  • Closes tickets: 1708760
  • Workaround for Qt bug that prevented using the shift and ctrl keys with the touchscreen
  • Linux: fix native KDE file dialog not working on older systems
  • Linux: Fix KDE dialogs not supporting multiple file name filter groups
  • Fix libraries being sorted alphabetically by full path rather than just library name
  • Server: Allow hyphens in user names
  • calibredb.exe: Fix misleading error message when connecting to a server with incorrect username or password
  • New news sources
  • Paris Review and Public Domain Review by fenuks by fenuks
  • IDPixel and The Insider by bugmen00t
  • Improved news sources
  • Asian review of Books
  • Financial Times
  • National Post
  • Go Comics



Changes for v3.5 - v3.6

  • New features
  • Linux: Use native file dialogs via zenity or kdialog, if available
  • Copy to library: Add an action to show a dialog that allows for easy selection of libraries for copy/move. Useful when there are a large number of libraries to choose from.
  • Closes tickets: 1706198
  • Server: Allow deleting a downloaded book from the "Browse all downloaded books" screen
  • Bug fixes
  • Hopefully fix an issue with the book list jumping around when using the mouse on some computers
  • E-book viewer: Change the default fonts on windows to the Liberation font family. This matches the other platforms and avoids rendering issues with Times New Roman.
  • Closes tickets: 1706491
  • DOCX Output: Convert images placed by themselves inside block tags as block images rather than inline images.
  • Closes tickets: 1707430
  • Fix a typo that broke the download of a few news sources
  • ebook-viewer.exe: Fix --continue-reading not working
  • Fix non XML safe characters in feed descriptions causing news download to fail.
  • Closes tickets: 1707545
  • Browser viewer: Fix books that contain broken links with unicode characters in their paths not working.
  • Closes tickets: 1704498
  • Quickview: Fix regression in previous release that broke the 'Lock quickview' control
  • New news sources
  • Various Sardinian news by tzium
  • Improved news sources
  • Navy Times



Changes for v3.4 - v3.5

  • New features
  • Server: Add a new 'custom' mode for the book list, where you can specify exactly what metadata fields are displayed, via a template (see Preferences->Sharing over the net->Book list template)
  • Speed up HTML parsing by an order of magnitude, by switching from html5lib to html5-parser
  • Add support for touch screens to the main calibre book list. You can now flick to scroll, tap to select and double-tap to view books.
  • Server: Add an option to ban IP addresses if there are too many failed login attempts
  • calibre-debug: Change the --explode-book action to only create the exploded directory and not rebuild the file. Add a new --implode-book action to rebuild the file, separately.
  • Book details panel: Add Manage authors/series/tags/etc. to the menu when right clicking on the item
  • Kobo driver: Update for new firmware
  • Bug fixes
  • PDF Output: Fix a regression in 2.82 that caused conversion of comics to PDF files to have successive images become smaller and smaller in some circumstances.
  • Closes tickets: 1706814
  • PDF Output: Fix a regression in 2.83 that caused occasional blank pages at the end of chapters when using headers/footers.
  • Closes tickets: 1706484
  • Get books: Update store plugins for ebook.nl and the various amazon websites
  • Edit book: Hide editor toolbars if they are empty.
  • Closes tickets: 1706343
  • Server: Fix failed login attempts using digest auth not being logged to the main log
  • Quickview: for non-text fields, sort on native values instead of text.
  • Fix hidden search bar state not being restored on calibre restart.
  • Closes tickets: 1705916
  • Fix option to not save cover separately when using Save to disk not working.
  • Closes tickets: 1704925
  • Server: Fix an error on browsers that do not support blob storage in IndexedDB.
  • Closes tickets: 1704912
  • Comic input: Fix a bug in the normalize image filter that caused a crash when converting comics that contain a page with only a single color.
  • Closes tickets: 1704778
  • Edit Book: Handle non-normalized unicode characters in file names better
  • Closes tickets: 1704225
  • Improved news sources
  • Mediapart
  • New Yorker
  • Boston Globe
  • Private Eye



Changes for v3.3 - v3.4

  • New features
  • Edit book: Allow exporting all selected files to the computer from the 'File browser' by right clicking and choosing 'Export selected files'
  • Server: When returning to the search page, remember the last used state of the Tag browser
  • Template language: Allow the in_list() functions to return different values depending on what is found
  • Add a configurable shortcut to move the focus from Quickview to the book list
  • Bug fixes
  • Conversion: When inserting the publication year in the metadata jacket, do so in the local time zone, so it matches what is displayed in the main calibre program.
  • Closes tickets: 1703439
  • Server OPDS feeds: Fix incorrect counts in letter categories when there are lowercase names.
  • Closes tickets: 1703251
  • Edit book: Fix 'Show details' button not visible when doing 'Replace all' rather than 'Count all'
  • Nook driver: Remove the % character from filenames sent to the Nook.
  • Closes tickets: 1703284
  • Fix calibre startup crash caused by Quickview when the applied virtual library is empty (has no books).
  • Improved news sources
  • FOX News
  • Private Eye



Changes for v3.2.1 - v3.3

  • New features
  • Quickview panel: Allow opening and closing the panel via the Layout button in the bottom right corner.
  • Closes tickets: 1701833
  • Book details panel: Allow right clicking on author names to search for books by the author on Amazon.
  • Closes tickets: 1702446
  • Edit book: When doing a Replace/Count all with multiple searches add a 'Show details' button on the result dialog that shows the individual counts for each search.
  • Comments editor: Add a button to easily insert separators (i.e.
    tags) when editing comments
  • Bug fixes
  • Browser viewer: Fix back/forward buttons not working correctly when clicking on links that lead to different internal files in the book.
  • Closes tickets: 1700004
  • Server: Fix using 'Show more books' button and then changing list mode setting causing resulting book list to be incomplete
  • Server: Fix changing sort/search in the /mobile view only working with the default library.
  • Closes tickets: 1701704
  • DOCX Input: Fix alt and title attributes for some images not being preserved
  • Amazon metadata download: Change the default source from Bing to Google as the Bing cache seems to be having trouble at the moment
  • ISBNDB metadata download: Ignore SSL errors when contacting isbndb.com as they seem to have no intention of fixing their broken SSL certificate
  • Conversion: Fix heuristics processing incorrectly removing some
    tags.
  • Closes tickets: 1205637
  • Handle non-ASCII binary strings in the author_name_prefix/suffix tweaks.
  • Closes tickets: 1701138
  • Improved news sources
  • Politico
  • The Times
  • The Sunday Times Magazine



Changes for v3.1.1 - v3.2.1

  • New features
  • Server: Allow logged in users to change their passwords by clicking the user icon in the top right corner of the home screen.
  • Closes tickets: 1700631
  • macOS: Add headless support: calibre command-line utilities can now run on macOS machines without a screen
  • Bug fixes
  • 3.2.1 has a fix for an issue that broke mouse wheel scrolling in the cover grid view
  • Viewer: Fix incorrect display of pages in paged mode for books that override the box-sizing CSS property on the element.
  • Closes tickets: 1700109
  • Server: Fix timeout errors when using SSL (particularly common when running the server on windows)
  • Linux: Fix slow mouse wheel scrolling in Cover grid because of Qt bug
  • Blacklist the iOS Reader applications and Marvin XD plugins as they were preventing calibre from starting up and they have not worked in a long time anyway, since Apple restricted USB access to their iOS devices
  • Fix for in-program restart not working on some Windows 10 Home machines
  • EPUB3 metadata: Fix handling of elements with multiple roles.
  • Closes tickets: 1699918
  • Server: Disallow client initiated SSL renegotiation
  • Windows: Try to prevent windows from showing the annoying 'no disk in drive' error messages at calibre startup if one of the calibre libraries is on a removable disk that is missing from the system
  • Closes tickets: 1701399
  • New news sources
  • Kitekinto by pofa
  • Improved news sources
  • The Australian
  • Wired Daily



Changes for v3.0.0 - v3.1.1

  • New features
  • Edit metadata dialog: Allow right clicking the Paste ISBN button to instead paste an identifier with a different prefix.
  • Closes tickets: 1698543
  • Tag browser: Add an option to control the spacing between items
  • Add an option in Preferences->Look & feel to show individual layout buttons in the status bar, as was the case in calibre 2.x
  • Edit metadata dialog: Add buttons to easily set/clear Yes/no columns
  • Closes tickets: 1698331
  • Support for RAR 5.0 format RAR and CBR files
  • Bug fixes
  • Version 3.1.1 fixes a regression in 3.1.0 that prevented the standalone calibre-server.exe from working on Windows and macOS
  • Content server: Fix various bugs in the SSL implementation causing aborted transfers when enabling SSL in the server
  • Content server: Fix connections not being closed after errors/timeouts on the server side
  • Fix an error during startup on Windows systems where the home directory is in a character encoding different from the system encoding
  • Closes tickets: 1699435
  • Edit book: Fix escaping of text for regular expression searches unnecessarily escaping spaces
  • Get Books: Search the entire catalog, including restricted books
  • Closes tickets: 1698943
  • Fix regression in previous release that caused the Tag browser view to jump around when renaming items
  • Splash screen: Fix text vertical overlap for some systems/font sizes
  • Server: --daemonize option should not be present on Windows and macOS as it does not work on those platforms
  • macOS: Fix some keyboard shortcuts not working in calibre 3.0
  • Closes tickets: 1698545
  • Server interface: Fix error in the Browse all downloaded page when the book list mode is set to detailed list
  • Get books: Update amazon.fr and ebooks.com plugins for website changes
  • Content server: Fix for home screen being empty if the path to the calibre library has a trailing slash.
  • Closes tickets: 1698489
  • Content server: Fix the new server interface not working with the --url-prefix option when the trailing slash is omitted on the URL used in the browser.
  • Closes tickets: 1698406
  • Google images metadata download plugin: Fix for change in website causing no covers to be downloaded
  • Improved news sources
  • The Times
  • Wall Street Journal
  • New Yorker
  • BBC News



Changes for v2.85.1 - v3.0.0

  • New Features
  • For details on the major changes in calibre between 2.0 and 3.0, see https://calibre-ebook.com/new-in/twelve
  • A completely re-written Content server with support for reading books in-browser on your phone/tablet. Also works in offline mode.
  • Support for high resolution (Retina screens)
  • A new splash screen to celebrate the release of calibre 3
  • Minor tweaking of the main user interface to emphasize the core features
  • Bug Fixes
  • Kobo driver: Fix for detection of some devices, with SD card not working on macOS
  • Tag browser: Fix preservation of state when recounting and the visible categories have changed.
  • Closes tickets: 1696596
  • CHM Input: Handle CHM files that have missing or empty root files.
  • Closes tickets: 1697764
  • Fix Page flips options box in viewer preferences bot being laid out properly
  • Fix initial down arrow in search box jumping two places
  • Fix editing the authors via the book list not respecting the tweak to control author name splitting
  • E-book viewer: Fix external links not working in the footnote popup panel
  • Fix a regression that broke command line completion in bash
  • New news sources
  • RussiaFeed by Darko Miletic
  • Improved news sources
  • Economist
  • New York Times
  • Private Eye
  • The Hindu
  • Harper's Magazine
  • Lifehacker
  • The Daily Mail



Changes for v2.84 - v2.85.1

  • New Features
  • Book details panel: Allow right click to search the internet for the current book
  • Book details panel: Allow right clicking on an author name to search the internet for works by that author
  • Book details panel: Clicking an author name now searches Goodreads by default instead of Wikipedia. Can be changed in Preferences->Look & feel->Book details
  • Kobo driver: Add support for the Kobo Auro H2O Edition 2
  • Bug Fixes
  • PDF Output: Fix a regression in the previous release that broke conversion to PDF for some files.
  • Closes tickets: 1689192
  • DOCX Output: Fix lengths specified in percentage of page size not being converted correctly.
  • Closes tickets: 1688690
  • DOCX Output: Fix some hyperlinks not working in word because the bookmark name is longer than forty characters.
  • Closes tickets: 1688690
  • DOCX Output: Prevent images from being larger than the page size.
  • Closes tickets: 1688690
  • Comic Input: Fix the number of colors control not allowing values less than 8
  • Kobo driver: Fix main memory and Card A being swapped on some systems
  • Kobo driver: Fix the ignore collections option being accidentally case-insensitive
  • Preferences->Toolbars: Show an error message when the user tries to remove either the Preferences or Location Manager buttons instead of just silently adding them back.
  • Closes tickets: 1689022
  • version 2.85.1 contains a fix for a regression that cause the Open with action to go missing from the right click menu of the Book details panel
  • New news sources
  • Balkanist by Darko Miletic
  • Improved news sources
  • Private Eye



Changes for v2.84 - v2.85

  • New Features
  • Book details panel: Allow right click to search the internet for the current book
  • Book details panel: Allow right clicking on an author name to search the internet for works by that author
  • Book details panel: Clicking an author name now searches Goodreads by default instead of Wikipedia. Can be changed in Preferences->Look & feel->Book details
  • Kobo driver: Add support for the Kobo Auro H2O Edition 2
  • Bug Fixes
  • PDF Output: Fix a regression in the previous release that broke conversion to PDF for some files.
  • Closes tickets: 1689192
  • DOCX Output: Fix lengths specified in percentage of page size not being converted correctly.
  • Closes tickets: 1688690
  • DOCX Output: Fix some hyperlinks not working in word because the bookmark name is longer than forty characters.
  • Closes tickets: 1688690
  • DOCX Output: Prevent images from being larger than the page size.
  • Closes tickets: 1688690
  • Comic Input: Fix the number of colors control not allowing values less than 8
  • Kobo driver: Fix main memory and Card A being swapped on some systems
  • Kobo driver: Fix the ignore collections option being accidentally case-insensitive
  • Preferences->Toolbars: Show an error message when the user tries to remove either the Preferences or Location Manager buttons instead of just silently adding them back.
  • Closes tickets: 1689022
  • New news sources
  • Balkanist by Darko Miletic
  • Improved news sources
  • Private Eye



Changes for v2.83 - v2.84

  • New Features
  • Kindle driver: Also delete book thumbnails from the system directory when deleting books.
  • Conversion: Use the same regular expression engine as is used by the Edit Book tool. The new engine has much better support for Unicode characters/character classes.
  • Edit Book: Add keyboard shortcuts to jump to opening and closing tags (Ctrl+{ and Ctrl+})
  • Add API to pre-process image data in recipes easily
  • fetch-ebook-metadata: add option to use only a single metadata plugin
  • Bug Fixes
  • E-book viewer: Fix a regression in the previous release that broke printing from inside the viewer.
  • DOCX Output: When the input document contains paragraphs inside a block with a background color preserve the background color in the resulting paragraphs in the DOCX document.
  • Closes tickets: 1683188
  • DOCX Output: Fix links to empty inline tags not working.
  • Closes tickets: 1683188
  • DOCX Input: Fix links that point to anchors placed in empty paragraphs not working.
  • Closes tickets: 1683017
  • PDF Output: Do not crash when unable to find page for link destination, instead use previous page.
  • Closes tickets: 1687914
  • Edit Book: Fix sorting by language in Report->Words not working
  • Edit Book: Fix drag and drop of multiple items in the File Browser causing item order to be reversed.
  • Get Books: Update Baen store plugin for website changes
  • Linux: When adding books from directories ignore files that have undecodable names.
  • Closes tickets: 1685819
  • AZW3: Preserve the primary-writing-mode EXTH header field when round-tripping AZW3 files. Should fix editing/conversion of RTL AZW3 files causing page turning to become left-to-right on the Kindle
  • AZW3 Output: Set the primary-writing-mode EXTH header when the input document has page-progression-direction set to RTL as this is apparently required on newer Kindle firmware for right-to-left page turning
  • Fix a misbehaving wireless device connection can cause calibre to hang when opening the Connect/Share menu.
  • Closes tickets: 1676522
  • New news sources
  • First Things by John Hutson
  • Improved news sources
  • Private Eye
  • Die Zeit
  • NYTimes Tech Beat



Changes for v2.82 - v2.83

  • New Features
  • PDF Output: Default to generating PDFs with a page size of letter instead of taking the page size from the output profile.
  • This avoids user confusion/bug reports about PDF Output having "too large fonts". There is a new option "Use profile size" to have the conversion use the output profile page size instead.
  • PDF/DOCX Output: Add separate, pdf/docx specific, page margin settings that override the common settings.
  • Useful because page margin settings for page oriented formats, such as PDF and DOCX are usually different than those for reflowable formats such as EPUB
  • Table of Contents tool: Add an undo button
  • Metadata jacket: Show custom rating columns using stars
  • Metadata jacket: Change formatting of series to match that used by the book details panel. Also allow access to the raw series name and number when customizing the jacket template.
  • calibredb check_library: Vacuum database when running the check
  • Check Book: Add a check for empty identifier elements
  • Bug Fixes
  • Edit book/Book polishing: When adding a cover to an EPUB 3.0 file set the svg property if a SVG cover wrapper is used
  • Refresh the book list when a User Category is added/edited.
  • Closes tickets: 1675535
  • EPUB metadata: Fix deleting ISBN from EPUB file could result in an EPUB file without a package identifier if the ISBN was used as the package identifier.
  • Closes tickets: 1677383
  • Amazon metadata download: Fix title and author names being bold in the downloaded comments when using bing to get amazon metadata.
  • Closes tickets: 1674088
  • PDF Output: Fix a regression that broke PDF Output for documents containing mathematics.
  • Closes tickets: 1673983
  • E-book viewer: Fix a regression that broke the "Clear recently read books" action in the viewer
  • New news sources
  • Jacobin magazine by Darko Miletic
  • Improved news sources
  • Go Comics
  • Die Zeit (subscription)
  • Pagina12
  • New York Magazine



Changes for v2.81 - v2.82

  • New Features
  • Edit Book: Saved Searches: Add keyboard shortcut (Alt+Up/Down Arrow) to move selected searches
  • Bug Fixes
  • Fix a typo in the previous release that caused dynamically updated metadata source plugins to stop working.
  • Closes tickets: 1673884
  • Catalog generation: Ignore tags with commas in them when generating genres
  • News download: Do not use Microsoft user agents as more and more websites are serving JPEG XR images to these browsers
  • Amazon metadata download: Fix spurious results when searching for books that are not present on amazon using a search engine.
  • Get Books: Fix free samples being detected as independent books when searching OPDS based stores such as Feedbooks.
  • Closes tickets: 1672500
  • Edit Book: Saved Searches: Preserve selection when using arrows to move multiple items
  • Fix template formatter functions not being reloaded after a check library operation
  • Fix an error during shutdown caused by some library closed plugins
  • New news sources
  • The Morning Paper by Darko Miletic
  • Improved news sources
  • The Economist
  • Telegraph UK



Changes for v2.80 - v2.81

  • New Features
  • Amazon metadata download: Allow downloading amazon metadata from multiple sources. You can now configure the Amazon plugin via Preferences->Metadata download to use either the amazon servers, or various search engine caches to get the metadata. Should help with the recent CAPTCHA problems when downloading metadata from amazon
  • Kobo driver: Add support for new firmware
  • Edit Book: Spell Check dialog: Always add the original word as one of the spelling corrections, so that small edits to the word can be made easily.
  • Closes tickets: 1667914
  • Edit Book: Saved searched Dialog: Allow re-arranging the saved searches using drag and drop.
  • Closes tickets: 1669514
  • Implement auto update of builtin metadata download plugins, just as for recipes and Get Books plugins. Needed as the websites they get data from often change.
  • Edit Book: When inserting full screen images, use the actual image dimensions in the generated SVG code, when available
  • Linux installer: Check that the umask is suitable before running the installer. Should fix breakage on systems where users have changed the user umask but neglected to also alter it for sudo
  • Bulk metadata edit: Remove the control to delete specific formats as it is redundant. This functionality is already present by right clicking the Remove books button
  • Bug Fixes
  • TXT Input: When detecting the encoding of txt files only use the first four kilobytes of text. Fixes excessively slow conversion of very large text files.
  • Closes tickets: 1668246
  • Get Books: Fix price not being displayed for books from Amazon dues to website changes
  • GetBooks: Update Google Books plugin for website changes
  • E-book viewer: Fix slow startup when recently opened files are on a slow/malfunctioning networked filesystem.
  • Closes tickets: 1669497
  • Google metadata download: Fix metadata not being found when the title of the book includes a sub-title
  • Improve downloading of covers from the google books metadata source
  • News download: Fix a bug that could cause a crash when downloading an SVG image.
  • Closes tickets: 1669530
  • Edit book: Fix a regression that caused pasting copied text from programs that generate both HTML and plain text when copying to paste the HTML in preference to the plain text
  • Improved news sources
  • tyzden
  • The Economist
  • Kansas City Star
  • NYTimes
  • The Spectator



Changes for v2.79.1 - v2.80

  • New Features
  • Add support for sideloading of KFX files created with the third-party KFX calibre plugin
  • Closes tickets: 1666040
  • Edit book: Allow drag and drop of image files, stylesheets and html files into the editor to insert the appropriate and tags and add the files to the book automatically.
  • Kobo driver: Add support for updated firmware
  • Edit Book: Spell Check: If there are no suggestions fill the suggested word box with the original word.
  • Closes tickets: 1664284
  • Viewer: add a shortcut (Ctrl+F11) to show/hide toolbars.
  • Closes tickets: 1664077
  • Bug Fixes
  • PDF Output: Fix courier font not being rendered when converting on windows.
  • Closes tickets: 1665835
  • E-mail delivery: Add a Message-ID header when sending emails. Reduces probability of mails sent from calibre being marked as spam
  • Save to disk: Fix path shortening being applied to entire save template even when saving to singe directory.
  • Closes tickets: 1665964
  • Get Books: Update the Virualo and Publi store plugins for website changes
  • Viewer: Fix regression that caused slow opening of some books with missing font/css/image files
  • Viewer: Pressing Ctrl+F in fullscreen mode should show the controls.
  • Closes tickets: 1664076
  • Edit book: Do not allow creating multiple new files whose names differ only by case.
  • Closes tickets: 1664027
  • Viewer: Use heuristics to try to detect comics encoded as fixed layout EPUBs to ensure they are displayed as intended.
  • Closes tickets: 1667357
  • New news sources
  • Various new and improved Belgian news sources by erkfuizfeuadjfjzefzfuzeff
  • Improved news sources
  • The Atlantic
  • The Financial Times



Changes for v2.78 - v2.79.1

  • New Features
  • Windows: Make recently opened books show up in the jump lists for the standalone viewer and editor programs
  • OS X/Linux: Show an informational popup message when an Android device is plugged in that needs the user to tap Allow for the connection to work.
  • Conversion: Log options that are different from the defaults separately, for easy reference
  • Bug Fixes
  • 2.79.1 fixes a regression in 2.79.0 that broke the file open dialogs on windows vista
  • Conversion: Fix regression that broke conversion of some epub files when using the 'Remove first image' option.
  • Closes tickets: 1660699
  • Get Books: Update Kobo plugin for website changes
  • Windows MTP driver: Fix error when enumerating device storage not being reported during debug device detection
  • Tag Browser: When dragging and dropping a book onto a series increment the series number.
  • Closes tickets: 1661588
  • Fix crash when generating covers with Qt 5.8 on linux
  • Fix Get Books result list and jobs list not being populated on Qt 5.8
  • Fix importing rules in the coloring/icon rules dialog not enabling the apply button
  • Improved news sources
  • Strange Horizons
  • Wall Street Journal
  • Bangkok Post
  • The Atlantic
  • NYTimes
  • LA Times
  • New Yorker
  • The Straits Times



Changes for v2.78 - v2.79

  • New Features
  • Windows: Make recently opened books show up in the jump lists for the standalone viewer and editor programs
  • OS X/Linux: Show an informational popup message when an Android device is plugged in that needs the user to tap Allow for the connection to work.
  • Conversion: Log options that are different from the defaults separately, for easy reference
  • Bug Fixes
  • Conversion: Fix regression that broke conversion of some epub files when using the 'Remove first image' option.
  • Closes tickets: 1660699
  • Get Books: Update Kobo plugin for website changes
  • Windows MTP driver: Fix error when enumerating device storage not being reported during debug device detection
  • Tag Browser: When dragging and dropping a book onto a series increment the series number.
  • Closes tickets: 1661588
  • Fix crash when generating covers with Qt 5.8 on linux
  • Fix Get Books result list and jobs list not being populated on Qt 5.8
  • Fix importing rules in the coloring/icon rules dialog not enabling the apply button
  • Improved news sources
  • Strange Horizons
  • Wall Street Journal
  • Bangkok Post
  • The Atlantic
  • NYTimes
  • LA Times
  • New Yorker
  • The Straits Times



Changes for v2.77 - v2.78

  • New Features
  • View button: Add an action to the right click menu that always opens the book with the calibre viewer, regardless of the preferences
  • Kobo driver: Update to support the newest firmware from Kobo
  • E-book viewer: Allow opening a specific item from the Table of Contents via the --open-at command line parameter.
  • Closes tickets: 1656573
  • Amazon metadata download: Add support for downloading from amazon.ca
  • Bug Fixes
  • Edit Book: Do not condense CSS rules when saving AZW3 files regardless of the value of Preferences->Common Options->Look & Feel->Expand CSS
  • EPUB Output: Fix a duplicate id created in rare circumstances when splitting on page breaks.
  • Closes tickets: 1658744
  • DOCX Input: Fix error when converting documents that have images pointing to web resources.
  • Closes tickets: 1659142
  • E-book viewer: Fix a regression that caused an increase in load times when loading the individual HTML files inside an EPUB book.
  • Closes tickets: 1658578
  • Fix setting a similar books search to use the formats field in Preferences->Searching resulting in an error.
  • Closes tickets: 1658386
  • Kobo driver: Fix incorrect cover size being uploaded to the Glo HD
  • E-book viewer: Fix 'View Image' right click menu action not available for svg files included via tags.
  • Closes tickets: 1657717
  • HTML Input: Remove the # character from input filenames, for maximum compatibility.
  • Closes tickets: 1656833
  • Edit Book: Fix spell check treating the unicode hyphen (U+2010) differently from the normal hyphen (U+002d).
  • Closes tickets: 1656319
  • New news sources
  • The Sunday Times Magazine by Bobby Steel
  • Improved news sources
  • FOX News
  • Oriental Daily
  • AM730
  • The Times
  • NYTimes
  • Mediapart
  • Echo Online
  • kath.net
  • GoComics
  • The Hindu



Changes for v2.76 - v2.77

  • Bug Fixes
  • Conversion: Fix changing the cover image not updating references to the old cover image inside SVG wrappers.
  • Closes tickets: 1655309
  • E-book viewer: Fix a regression that caused clicking links in the footnote popup window to stop working
  • Edit Book: Fix importing DOCX file as new book not setting the version attribute in the OPF
  • Kindle driver: Fix some newer KFX books not being recognized on e-ink kindles, because of a change in how metadata is stored in the KFX format
  • DOCX Output: Fix missing tag causing conversion to fail.
  • Closes tickets: 1654463
  • Edit Book: Fix group references causing errors when used in replace string in the normal mode search and replace
  • Edit Book: Fix Check Book reporting a spurious mime/type mismatch error after replacing a file with a file having a different mime type.
  • Closes tickets: 1653977
  • Amazon metadata download: Fix detection of series not working for some books due to changes in the amazon website
  • Fix Nook HD+ not being detected on windows
  • Edit Book: Ensure keyboard focus stays with Files Browser when renaming files.
  • Closes tickets: 1653311
  • Improved news sources
  • kath.net
  • publico.pt
  • Telepolis
  • The Times
  • Helsingin Sanomat



Changes for v2.74 - v2.76

  • Bug Fixes
  • E-book viewer: Fix a regression in the previous release that broke the viewer on systems where the temporary directory is a symlink (common on OSX).
  • EPUB Input: Fix EPUB2 files that specify a cover image via a tag but not in the not getting a cover when converted to PDF
  • PDF Output: Fix conversion failure when input document contains first page with no renderable content.
  • Closes tickets: 1652825
  • Editor: Fix incorrect handling of some regular expressions in the Search tool.
  • Closes tickets: 1652621
  • OS X: Fix dynamically generated context menus, such as the sort by menu not working.
  • Closes tickets: 1652694
  • Fix a crash when running with assertions turned on in Qt.
  • Closes tickets: 1652685
  • Edit Book: Reports tool: Fix an error when right clicking on items in the Links view.
  • Closes tickets: 1652960
  • Improved news sources
  • Clarin
  • La Prensa
  • Telam
  • iProfesional
  • Buenos Aires Economico
  • Release: 2.75.1 [23 Dec, 2016]
  • New Features
  • Happy Holidays everyone!
  • Add support for new Kobo firmware version 4.2
  • Allow using amazon_in, amazon_au, amazon_com identifiers in the Book details panel.
  • Closes tickets: 1649371
  • Bug Fixes
  • Version 2.75.1 has fixes for a regression in 2.75.0 that broke the Live CSS feature in the editor and caused some minor problems in the viewer
  • Kobo driver: Fix incorrectly sized covers being sent to some Kobo devices
  • E-book viewer: Prevent javascript in the book from accessing files on the computer using XMLHttpRequest.
  • Closes tickets: 1651728
  • Edit Book: Fix the 'Search ignoring markup tool' not ignoring comments/processing instructions, etc.
  • Closes tickets: 1651160
  • CSS Transforms: Fix 'is'/'is not' rules not matching currentColor.
  • Closes tickets: 1650930
  • E-book viewer: Make the swipe up gesture move to next section instead of previous section.
  • Closes tickets: 1651034
  • Edit Book: Allow the Spell Check dialog and the search panel to be made much narrower than before.
  • Closes tickets: 1650932
  • Edit Book: Fix customize template window not freely resizable on windows.
  • Closes tickets: 1650924
  • Edit Book: Fix newlines not being matched by the 'Search ignoring markup' tool.
  • Closes tickets: 1649383
  • EPUB Input: Fix incorrect handling of html files that are in a folder above the OPF file.
  • Closes tickets: 1649357
  • Improved news sources
  • Ambito Financiero
  • Die Zeit (subscription)
  • Irish Times
  • Guardian
  • Independent
  • Ambito.com



Changes for v2.73 - v2.74

  • New Features
  • Amazon metadata download: Allow downloading from amazon.cn as well. To use go to Preferences->Metadata download and customize the amazon plugin to download from amazon.cn
  • Edit Book: Allow disabling the 'Files already arranged into folders' message popup
  • Bug Fixes
  • Edit Book: Fix selected text not being fully highlighted when using the solarized color schemes.
  • Closes tickets: 1647448
  • calibredb: Fix CSV output for the check_library command not being properly escaped
  • Fix subsetting of fonts whose names start with 'and' not working
  • Fix a regression in 2.72 that broke the --start-in-tray command line option.
  • Closes tickets: 1644876
  • Fix third party plugins that create dynamic context menus not working in linux
  • DOCX Input: Fix images wider than 50% of the page width being incorrectly right aligned even when anchored to the center of the page.
  • Closes tickets: 1646086
  • Catalog generation: Ensure all citation keys in BiBTeX catalogs have only ascii characters.
  • Closes tickets: 1646239
  • Get Books: Update ebookpoint and legimi plugins for website changes
  • EPUB3 metadata: Ensure updating metadata never produces empty dc:contributor elements.
  • Closes tickets: 1644702
  • DOCX Output: Fix an error when converting tables with spanning cells.
  • Closes tickets: 1644912
  • Nicer error message if the user tries to import data while the content server is running
  • Improved news sources
  • Frontline
  • Korea Herald
  • Pagina 12
  • Edge Conversations
  • Kitsapun
  • Mobile Nations
  • NME
  • Security Watch
  • Sign on SD
  • Star Advertiser
  • tyzden



Changes for v2.72 - v2.73

  • New Features
  • Add a preference in Preferences->Look & Feel to hide the row numbers in the main book list.
  • Closes tickets: 1643313
  • Allow Export/Import of column coloring and icon rules.
  • Closes tickets: 1643314
  • Edit Book: Allow bulk changing of file extension for selected files by right clicking ont he selected files in the file browser.
  • Closes tickets: 1643232
  • Edit Book: Check Book: Add a check for nav documents that contain no ToC in EPUB 3 books
  • Edit Book: Check Book: Add a test to check if the embedded fonts in the book have their embedding permissions enabled
  • Bug Fixes
  • Pressing the up arrow in an date edit with undefined value should jump to the current date rather than Feb 101
  • EPUB Input: When an invalid nav based ToC is used in an EPUB 3.0 document that also has a fallback NCX ToC, use the fallback ToC.
  • Closes tickets: 1643247
  • Fix a regression that broke the icon theme creation tool in the previous release
  • Closes tickets: 1643228
  • Fix insert character dialog not reflowing characters on resize. Also only allow the search bar in the dialog to get input focus
  • Improved news sources
  • Dilbert
  • The Hindu



Changes for v2.71 - v2.72

  • New Features
  • Font embedding: Implement automatic embedding for fonts with non-normal stretch and weight values such as Condensed/Light/Extra Bold fonts
  • Allow aborting an in-progress Copy-to-library action.
  • Closes tickets: 1641458
  • Edit Book: When adding a font file via File->New automatically generate the appropriate @font-face rule and copy it to the clipboard so that it can be easily inserted into the appropriate CSS files.
  • Edit Book: Check Book: Add a warning for links with the : character in them on windows
  • Conversion: When converting markdown documents recognize basic metadata in the markdown document formatted as per the markdown metadata extension.
  • Edit Book: Spell Check dialog: Various small usability enhancements -- preserve position in word list on refresh, ensure that new current word is highlighted after changing a word, etc.
  • Edit Book: Flash the taskbar icon after beautify all files completes.
  • Closes tickets: 1639024
  • Bug Fixes
  • Fix creating an empty library with the same structure as current library not creating custom columns on the first restart after creating the new custom columns.
  • Closes tickets: 1641278
  • Edit Book: Dont fail to rename files on windows if there is a link containing the colon character.
  • Closes tickets: 1641202
  • PDF Output: Dont fail if one of the embedded fonts has no names
  • Edit Book: When downloading external resources, ensure the generated filenames are valid.
  • Closes tickets: 1639448
  • Windows: Fix file extension not being added automatically when missing in save dialogs.
  • Closes tickets: 1637353
  • Fix calibre not opening full-screen in windows tablet mode.
  • Closes tickets: 1638158
  • Edit Book: Fix check external links tool not detecting changes that have not yet been saved
  • Generate covers: Fix & in the series causing incorrect formatting of series number.
  • Closes tickets: 1638759
  • Edit Book: Fix a regression in the last release that broke the Arrange into folders tool when arranging into sub-folders of a folder that does not exist.
  • Improved news sources
  • Mediapart



Changes for v2.70 - v2.71

  • New Features
  • calibre's tenth birthday edition!
  • calibre was first released (as libprs500) ten years ago today. A big thank you to the entire calibre community -- users, contributors and developers -- for keeping it humming for so long.
  • A new set of icons for calibre
  • To celebrate calibre turning ten, calibre now has a brand new set of icons designed from scratch. Note that you can choose between many different icon sets for calibre, including the original icons, from Preferences->Look & Feel->Choose icon theme
  • A short video commemorating the occasion: https://youtu.be/Q95NfFKc0v8
  • Book details panel: Add a copy all action to the right click menu.
  • Closes tickets: 1633477
  • Bug Fixes
  • Get Books: Update ebookpoint and woblink store plugins for website changes
  • Edit Book: When un-marking text auto-change the 'search where' location to what it was before text was marked rather than 'current file'.
  • Automatic adding: Show an error if the user specifies a folder whose name starts with a dot or underscore.
  • Closes tickets: 1637021
  • OS X: Fix a regression that caused incorrect display of the icon in pop-up message boxes when using a Retina display.
  • Closes tickets: 1635999
  • Kobo driver: Fix an error when migrating very old settings
  • Closes tickets: 1635909
  • Kobo driver: Fix a regression that broke handling of reading status for devices running old 1.9x versions of the Kobo firmware
  • Edit Book: When using the arrange into folders tool do not change the case of already existing folders in the book.
  • Closes tickets: 1633875
  • Improved news sources
  • LWN Weekly
  • Financial Times
  • MIT Technology Review
  • The Hindu



Changes for v2.69 - v2.70

  • New Features
  • Edit Book: Add a tool to download external resources (images/stylesheets/etc.) that are not included in the book.
  • Closes tickets: 1620058
  • Make custom columns available in the Alter Tag Browser->Manage categories sub menu
  • Bug Fixes
  • Conversion: Fix incorrect resolution of references to resources in HTML files that exist in a folder level above the OPF file. This could lead to styles being incorrectly processed in such HTML files.
  • Get Books: Update the amazon store plugins for website changes
  • Update ozon.ru metadata download plugin to fix searching for books by ISBN
  • Edit Book: Fix a regression in the previous release that broke the preferences dialog for changing color schemes.
  • Closes tickets: 1629294
  • Edit Book: Better error message when user tries to open a Check Book item that refers to a file that has been deleted since the last time Check Book was run.
  • Closes tickets: 1632897
  • New news sources
  • Various Danish news sources by Allan Simonsen
  • Improved news sources
  • Wired
  • Ambito
  • InfoWorld
  • Instapaper
  • San Jose Mercury News
  • South China Morning Post
  • Journal Gazette
  • JPost
  • Las Vegas Review
  • Marietta Daily Journal
  • DziennikBaltycki
  • biweekly
  • dwutygodnik
  • GRY Online
  • ESO
  • TVN24
  • And many more, see commit logs for details



Changes for v2.68 - v2.69

  • New Features
  • Kobo driver: Support for firmware version 4.1 and Overdrive books on the device
  • Edit Book: Highlight class names inside HTML tags
  • Bulk metadata edit dialog: Allow search & replace to work for ratings columns as well.
  • Bug Fixes
  • Fix downloading of metadata from ozon.ru, which broke due to website changes
  • Kobo driver: Fix delete of empty collections
  • Kobo driver: Fix book previews being sometimes detected as actual books
  • Cover Browser: Fix setting an empty template for the title causes an error
  • Edit Book: On windows do not trigger shortcuts when using the right Alt (AltGr) key. This allows it to be used for entering special characters instead.
  • Closes tickets: 1627487
  • Edit Book: Auto-add file extension when using the Save a Copy dialog if it is missing.
  • Closes tickets: 1627482
  • Linux: Fix calibre not launching when used with some old VNC server implementations
  • Windows: Run library restore in a separate process as on some windows machines, running it in the main process causes something in the system to lock the db file.
  • Fix some news downloads in east asian languages not working because the truncation of article descriptions could cause invalid UTF-16 bytes in the string
  • Fix incorrect timezone when editing custom date columns directly in the book list
  • New news sources
  • Various Danish news sources by Allan Simonsen
  • Improved news sources
  • New York Times
  • Independent
  • El tribuno de Salta



Changes for v2.67 - v2.68

  • New Features
  • Add a tweak to Preferences->Tweaks to control the list of servers calibre considers public email servers
  • Bug Fixes
  • Content server: Fix a regression in the previous release that broke the OPDS feeds for libraries with no custom columns
  • Closes tickets: 1621642
  • Edit metadata dialog: Fix auto-generation/validation of author sort values not working when only changing case of the author name.
  • Closes tickets: 1623593
  • A nicer error message when calibre fails to create the temporary directory.
  • Closes tickets: 1622131
  • Fix dates being set to empty in bulk search/replace not becoming UNDEFINED
  • Edit metadata dialog: Make pressing up on an undefined numeric field set the value to zero instead of -99999.
  • Closes tickets: 1622757
  • Conversion: Handle corrupted JPEG files that have valid headers but invalid data.
  • Closes tickets: 1622416
  • Conversion: Improve detection of input documents that use uppercase tag/attribute names.
  • Closes tickets: 1622261
  • Fix regression in previous release that caused incorrect display of ratings in the side panel of the metadata download dialog
  • Get Books: Update publio and virtualo store plugins for website changes
  • Fix reading metadata from PDF files broken by poppler >= 0.47.0
  • Change the application name set in Qt to calibre from libprs500.
  • Closes tickets: 1623397
  • Improved news sources
  • Respekt Magazine
  • Punto Informatico
  • El universal



Changes for v2.65.1 - v2.67

  • New Features
  • Allow creating custom rating columns that support half-stars via Preferences->Add your own columns
  • Tag Browser: Add an option in Preferences->Look & Feel->Tag Browser to turn off the display of counts in the Tag Browser
  • Tag browser: Show the book counts on the right edge of the Tag Browser
  • Cover Browser: Allow any metadata field to be used as the sub-title, not just the rating
  • Edit Book: A new tool to sort the rules in a CSS stylesheet. To use it add it to the toolbar for CSS editors
  • Edit Book: The Remove Unused CSS tool now has an option to also merge CSS rules that have identical selectors
  • Add a tweak in Preferences->Tweaks to exclude some images types from being treated a covers when dropped onto the Book Details panel.
  • Closes tickets: 1620198
  • Allow reading more image formats as covers (All images will be converted to JPEG when stored).
  • Closes tickets: 1619993
  • Content server: OPDS feeds: Change the value of for entries in the acquisition feed to be the last modified date for the book. Also make the size and last modified timestamp available as attributes in the acquisition links. Useful for integration with third party applications.
  • Kobo driver: Add support for firmware version 4 available on the new Kobo Aura One
  • Bug Fixes
  • ODT Input: Add support for continued lists.
  • Closes tickets: 1620581
  • Edit Book: Fix high-dpi rendering of emblems in the File Browser
  • Fix regression in previous release that caused wide column icons to be scaled incorrectly
  • Metadata download dialog: Fix https links in the download summary not working
  • DOCX Output: Handle nested display:table tags with no rows.
  • Closes tickets: 1619662
  • PDF Output: Fix OpenType fonts with CFF font data not embeddable on windows
  • Improved news sources
  • Ars Technica



Changes for v2.64 - v2.65.1

  • New Features
  • Driver for Kobo Aura One and Aura Edition 2
  • Kobo driver: Add an option to ignore some collections on the device. The specified collections will not be touched by the driver.
  • Add an option in Preferences->Searching to make searching case-sensitive
  • DOCX Input: Add support for right-to-left text/tables
  • Closes tickets: 1569771
  • Bug Fixes
  • Fix some icons/images in the user interface looking blurred in environments with High DPI scaling enabled, such as OS X retina screens
  • DOCX Input: Fix images that have the # character in their filenames not being converted correctly.
  • Closes tickets: 1616482
  • ToC wizard: Fix generating toc from headings/xpath yielding unexpected results when tags are present out of sequence
  • Edit Book: Fix drag and drop of text replacing non-breaking spaces with normal spaces
  • E-book viewer: Fix duplicate names in hyphenation dictionary chooser.
  • Closes tickets: 1615040
  • Fix a regression in the previous release that caused the completion popups for some custom column types in the book list to stop working.
  • Closes tickets: 1612640
  • Version 2.65.1 contains a quick-fix for a typo in 2.65.0 that caused calibre to crash when a device is connected and the cover grid is enabled
  • Improved news sources
  • Le Scienze
  • New Yorker



Changes for v2.63 - v2.64

  • New Features
  • Custom columns: Add a new 'Short text' column type that behaves like the builtin title column
  • More generally, you can now customize Comments-like columns, controlling how their headings are displayed in the Book Details panel and also specifying what kind of data they contain (plain text, HTML or even Markdown)
  • Edit book: Function mode: Allow appending text to the end of the marked text when running function mode search/replace on marked text
  • PDF Output: Add a new variable _TOP_LEVEL_SECTION_ for use in header/footer templates that resolves to the current top-most section in the Table of Contents
  • Linux/OSX: Shutdown gracefully on receiving the interrupt or terminate Unix signals
  • Bug Fixes
  • PDF Output: Fix a regression that caused the last page of a chapter to sometimes be dropped from the output
  • Do not show an error if the user tries to quit calibre while editing a cell in the book list. Instead, just silently abort the edit.
  • Closes tickets: 1610539
  • E-book viewer: Fix 0px margins and percentage margins not being respected when the option to override book margins is turned off.
  • Closes tickets: 1608458
  • Book Details: Do not show the 'Copy link' context menu item unless there is an actual link at the cursor location.
  • Closes tickets: 1605594
  • Get Books: Update store plugin for nexto
  • New news sources
  • Data News by oCkz7bJ_
  • Improved news sources
  • Private Eye
  • Prospect Magazine
  • De Standaard
  • Jot Down
  • Weblogs SL
  • Hola
  • El Correo



Changes for v2.60 - v2.62

  • New Features
  • EPUB metadata: Support for reading and writing EPUB 3 specific metadata. Now when processing EPUB 3 files, calibre will generate/use EPUB 3 specific metadata constructs when available, for example for series.
  • Recognize the newest Kindle model, that started shipping today.
  • Closes tickets: 1599970
  • Bug Fixes
  • Tag Mapper: Allow specifying a space as the split character when creating a split tags rule
  • Tag mapper: Fix upper case characters not working in 'contains' rules
  • Smarten punctuation: Fix double dashes and triple dots being smartened even inside attribute values.
  • Closes tickets: 1598465
  • HTML Input: Sanitize semi-colons from HTML filenames as they can cause problems with other EPUB consuming software.
  • Closes tickets: 1598719
  • EPUB Input: Speed up reading of the book spine from the OPF file for books with a very large number of entries in the spine
  • Edit Book: Reports: Characters: Fix sorting by count and name not working.
  • Closes tickets: 1598518
  • Fix KoboTouch configuration migration not working for older settings
  • Closes tickets: 1598017
  • New news sources
  • Various Russian news sources by bugmen00t
  • Improved news sources
  • The Skeptic



Changes for v2.59 - v2.60

  • New Features
  • Edit metadata: In the drop down list for languages, show the five most recently used languages first.
  • Closes tickets: 1594089
  • Edit Book: Check Book: Add a check for missing navigation documents in EPUB 3 books
  • Kobo driver: Improved configuration dialog for the Kobo Touch device driver
  • Copy to Library: Do not abort the copy process if only some books fail to copy, instead report which books failed and copy the rest.
  • Closes tickets: 1594100
  • News download: Make all relative links (those starting with /) absolute. Useful when reading on a device that supports web browsing.
  • EPUB metadata: Add an option to disable adding of cover images to EPUB files that declare no cover image in their metadata (Preferences->Plugins->Customize the Set EPUB metadata plugin)
  • Bug Fixes
  • ToC Editor: Fix ToC detection in EPUB 3 files with only an NCX and no nav not working
  • E-book viewer: In paged mode, when the window is toggled between full screen and window, repeatedly, preserve the position more accurately.
  • Closes tickets: 1595307
  • E-book viewer: Fix incorrect page turning when multiple pages are displayed on screen for books that wrap all their content in a single 100% height tag.
  • Closes tickets: 1594657
  • Fix a regression that broke scheduling a new news download in timezones west of GMT
  • Edit Book: Fix undocked windows not resizable on OS X
  • Fix a regression in 2.57 that broke rescaling of images to fit the output profile screen size during conversion.
  • Closes tickets: 1594098
  • Fix for file dialogs not working on windows when non-ascii environment variables are present
  • HTML Input: Fix error when converting HTML file with URL encoded filename.
  • Closes tickets: 1593632
  • Improved news sources
  • Handelsblatt
  • New York Times Book Review
  • Antyweb



Changes for v2.58 - v2.59

  • New Features
  • Amazon metadata download: Download the series information when available from amazon.com
  • Amazon metadata download: Recognize common patterns of embedding the series name after the title and remove it automatically
  • Edit Book: Add support for EPUB 3 to the Table of Contents tool. Now when editing EPUB 3 files using the tool will automatically generate both the EPUB 3 navigation document and the NCX table of contents for backwards compatibility.
  • EPUB Input: Implement reading of Table of Contents from EPUB 3 files that do not specify a fallback NCX ToC
  • EPUB metadata: When setting a cover image for an EPUB file that has no metadata cover image defined, add the new cover image as a pure metadata cover instead of aborting.
  • Bug Fixes
  • Fix crash on exit if any plugins have loaded code that raises exceptions during shutdown.
  • Closes tickets: 1592414
  • Copy to library: Speed up checking for duplicates when copying multiple books to a large library.
  • Closes tickets: 1593027
  • Get Books: Update Smashwords plugin for website changes.
  • Closes tickets: 1590653
  • Edit Book: Fix a bug in the new text search facility that could cause searches to fail when searching from the current cursor position instead of the top of the file.
  • Closes tickets: 1588778
  • Bulk conversion dialog: Fix page margin settings being ignored when converting to DOCX
  • Make the default shortcut for remove books Backspace on OS X since many mac keyboards have no delete key and the backspace key is labelled as delete
  • Edit Book: Check Book: Do not warn if a cover image is not referenced in the text
  • E-book viewer: Fix a bug that could cause incorrect rendering of chapter titles in some rare circumstances.
  • Windows console output: Handle consoles with non black and white color scheme correctly
  • Fix a regression in 2.57 that caused auto-removal of borders from covers to become much less proficient at detecting borders
  • Fix a regression in 2.57 that broke grayscaling of images
  • Improved news sources
  • Technology Review (DE)



Changes for v2.57.1 - v2.58

  • New Features
  • Edit Book: A text search tool to conveniently search for text even if it crosses multiple HTML tags (Search->Search ignoring HTML markup)
  • OSX: Allow drag and drop of file onto viewer dock icon to view file
  • Bug Fixes
  • Workaround for incompatibility between Qt 5.5+ and Ubuntu that caused the context menu for the book list to flicker.
  • Closes tickets: 1534936
  • Windows: Workaround for explorer shell extensions on windows that write to stdout
  • Edit Book: When jumping to next occurrence of a word, take language into account
  • Edit Book: Fix import of words into user dictionary not working
  • Fix use of non-ascii characters in identifiers causing an error when identifier rules are used.
  • Closes tickets: 1584470
  • Fix a regression that caused the paste from clipboard button to paste two times in the Add books from ISBN dialog
  • Fix for incompatibility with PyQt 5.6
  • Improved news sources
  • Denver Post
  • Financial Times
  • bild.de



Changes for v2.57 - v2.57.1

  • Version 2.57.1 is a hotfix to fix a regression that broke conversion of ODT files in 2.57.0



Changes for v2.56 - v2.57

  • New Features
  • Driver for the Bq Cervantes 3
  • A new "Ornamental" cover design for the "Generate cover" feature
  • Windows: Use a helper process that does not load any calibre DLLs to display file open/save dialogs. This should fix most crashes caused by poorly designed windows shell extensions.
  • Allow pressing Alt+O as a shortcut for click the OK button in the Add from ISBN dialog.
  • Closes tickets: 1578692
  • Remove the calibre dependency on ImageMagick -- reduces calibre install size by ~ 15MB
  • Edit book: Add a new image filter: Normalize -- to improve the contrast in images
  • Edit book: Add a filter to make images look like oil paintings
  • Use 'Not rated' for zero stars in all rating spin boxes
  • Bug Fixes
  • Edit Book: Fix a crash in the Insert Link tool if one of the HTML files contains an empty id.
  • Closes tickets: 1580928
  • Fix tag like custom columns not sorted when displayed in the Book Details panel.
  • Closes tickets: 1578688
  • Fix transient window shown during Edit Book startup
  • Preserve booklist horizontal scroll position when merging books.
  • Closes tickets: 1579637
  • Google Images metadata download plugin: Fix error when searching for books with non-English characters in the title or author names.
  • Closes tickets: 1577036
  • Template language: Fix an error formatting dates when the underlying date does not have a day.
  • Closes tickets: 1576742
  • Preferences->Keyboard: Fix unable to use Alt+A and Alt+S as custom shortcuts.
  • Closes tickets: 1576721
  • Improved news sources
  • Folha de Sao Paolo
  • Barrons
  • Economist
  • Deutsche Welle (English and Spanish editions)
  • Die Presse
  • MIT Technology Review
  • Financial Times UK
  • Telegraph UK
  • The Guardian
  • Spiegel Online
  • Brand Eins
  • Focus.de
  • The Toronto Star
  • The Atlantic
  • Capital.de
  • The Times of India
  • The Economic Times India



Changes for v2.55 - v2.56

  • New Features
  • Edit Book: Add an option to show full file paths in the Files Browser instead of just the file name (in Preferences->Main window)
  • Allow creating a keyboard shortcut to minimize the calibre window (Preferences->Keyboard->Miscellaneous).
  • Closes tickets: 1573775
  • Bug Fixes
  • Fix the Google Images based cover download plugin not working because of changes to Google's image search service
  • E-book viewer: Prevent the TAB key from causing partial scrolling in paged mode.
  • Closes tickets: 1571304
  • Book details panel: Fix regression in previous release that broke url:http|... style identifiers
  • OS X: Redirect stdout/stderr to /dev/null instead of ASL since ASL is flaky on some OS X machines. This should prevent errors in third party plugins that print a lot of debug messages even when not in debug mode
  • Fix for OS X upgrade 10.11.4 breaking detection of Kobo devices on some systems
  • Edit Book: Fix filename being duplicated in the Files Browser when multiple files with the same name are present.
  • PDF Output: Make fix for blank page at end of HTML file also work when headers/footers are specified
  • New news sources
  • 1843 by Kovid Goyal
  • Berlin Policy Journal by Aimylios
  • Improved news sources
  • Forbes
  • Wall Street Journal
  • Berliner Zeitung
  • Tagesspiegel
  • TIME
  • Foreign Affairs
  • New Yorker



Changes for v2.54 - v2.55

  • New Features
  • Allow creation of rules to convert arbitrary identifiers into clickable links in the book details panel (Prefrences->Look & Feel->Book details)
  • Tag mapper: A new rule type 'split' allows you to easily split tags on a character
  • Make the shutting down message an overlay so it is less disruptive
  • Allow right clicking on Virtual Library tabs to edit/delete the virtual library.
  • Closes tickets: 1568306
  • Tag mapper: Add a button to edit the list of tags in a tag mapper rule using the tag editor dialog.
  • Closes tickets: 1568376
  • Bug Fixes
  • Conversion: Fix the obsolete HTML align=center markup (produced by Microsoft Word) not working for tables.
  • Closes tickets: 1569583
  • Font subsetting: When font-variant: small-caps is used include the capital letters as well, in case either the font or the renderer do not support OpenType smcp.
  • Closes tickets: 1568555
  • Font subsetting: Implement support for text-transform.
  • Closes tickets: 1568555
  • Fix the target book entry in the book list not being refreshed after merging books. Only matters if you have a column based on book formats.
  • Closes tickets: 1568091
  • E-book viewer: Fix a link that has some text along with a superscript/subscript being incorrectly detected as a footnote link
  • Fix device detection on windows failing if the registry entries for the device contain a very long item.
  • Closes tickets: 1567569
  • Edit Book: Fix an extra colon being added when setting the 'notes' semantic
  • Ensure that author folder names are never windows reserved names
  • E-book viewer: When displaying an EPUB 3 document that uses epub:switch to provide a fallback for MathML content, prevent both the MathML and fallback from being shown together.
  • PDF Output: When displaying an EPUB 3 document that uses epub:switch to provide a fallback for MathML content, prevent both the MathML and fallback from being rendered together.
  • Fix exception in custom column preferences when the column lookup key is changed
  • Catalog generation: Do not crash is a book in the library has no uuid.
  • Closes tickets: 1565242
  • New news sources
  • Kitekinto by pofa
  • Improved news sources
  • Brand Eins
  • Handelsblatt
  • tyzden
  • Newsweek



Changes for v2.53 - v2.54

  • New Features
  • Edit metadata in bulk dialog: Allow configuring the types of generated covers.
  • Closes tickets: 1559257
  • E-book viewer: Make the detection of note boundaries for popup footnotes a little more robust
  • E-book viewer: Add options to control the amount the mouse wheel and arrow keys scroll by in flow mode
  • When running the content server do not hide the main calibre window during shutdown until the content server has stopped. Show a shutting down message in the window so that the user knows what is happening.
  • Edit Book: Check Book: Add a check for empty links
  • DOCX Input: When the document has a Table of Contents created using the Word Table of Contents tool, keep a reference to it in the metadata. This is useful when converting to old style MOBI and you want to precisely control placement of the ToC.
  • Closes tickets: 1556983
  • Bug Fixes
  • Fix auto-mounting of some types of devices not working on FreeBSD
  • calibredb add: Fix the --cover option not working if the book being added has its own cover.
  • Closes tickets: 1562507
  • E-book viewer: Fix mathematics being typeset at too small a font size on windows
  • PDF Output: Fix occasional blank pages erroneously inserted in the text (at the end of an internal html file).
  • Closes tickets: 1559855
  • Book details panel: Fix url:file:// identifiers not becoming links
  • Fix fetch news dialog not rendering properly on HiDPI screens
  • Fix a hard to trigger crash introduced in the previous release when using the conversion dialog
  • Closes tickets: 1557147
  • New news sources
  • Magyar Nemzet and Mult Kor by pofa
  • Improved news sources
  • Nature News
  • TIME Magazine
  • Folha de Sao Paolo
  • Endgadget
  • MSNBC
  • The New York Times Book Review



Changes for v2.52 - v2.53

  • New Features
  • Edit Book: A new tool to transform book styling using easy to create rules.
  • For example, you can create rules to change colors in the book or to double the font size of all text in the book, etc. For details, see https://manual.calibre-ebook.com/edit.html#transforming-css-properties
  • Conversion: Allow creating rules to transform styles during conversion, as above. Available in the conversion dialog at 'Look & Feel->Transform style'
  • Edit metadata dialog: Make the hide toolbars right click menu action persistent. Also fix very large number of custom fields causing the basic metadata tab to not be aligned properly
  • Portable Installer: Do not ask to launch calibre when running an automated install. Automated installs will now never launch calibre.
  • Bug Fixes
  • E-book viewer: Hide list numbers for popup footnotes when the footnotes are use
      as the number are likely to be incorrect.
    1. DOCX Input: Ignore the hidden bookmark Word 2010 inserts to enable the go to last edit feature.
    2. Closes tickets: 1552972
    3. Fix keyboard focus lost after merging book records
    4. Closes tickets: 1550520
    5. E-book viewer: Handle Closes tickets: 1550966
    6. Edit Book: Fix spelling correction suggestions not being shown when using the context menu key with the cursor at the end of the word
    7. Improved news sources
    8. Mediapart



Changes for v2.51 - v2.52

  • New Features
  • Allow creating rules to ignore files when adding books based on the filename
  • Useful when using the auto-add feature or when adding in bulk. Preferences->Adding Books->Rules to filter added files
  • calibredb add: Allow specifying filters to control adding of books from directories
  • E-book viewer: Allow copying the Table of Contents to the clipboard by right clicking on it.
  • Closes tickets: 1548791
  • Bug Fixes
  • FB2 metadata: Ignore invalid (unidentifiable) cover images.
  • Closes tickets: 1548417
  • FB2 metadata: Fix error when adding books with non-numeric series numbers.
  • Closes tickets: 1548405
  • DOCX Input: Fix handling of toggle properties such as bold/italic/strikethrough/etc. when specified as document defaults.
  • Closes tickets: 1548187
  • Conversion pipeline: Add support for the q CSS length unit
  • New news sources
  • Al-Masry Alyoum by Hassan Williamson
  • Improved news sources
  • AsiaOne
  • Today Online - Singapore
  • Foreign Policy
  • Outlook India
  • Economic and Political Weekly
  • Foreign Affairs
  • El Pais
  • LA Times
  • Al-Ahram
  • New York Times Book Review



Changes for v2.50.1 - v2.51

  • New Features
  • Add an action to the context menu for the search bar to paste and instantly execute the search.
  • Closes tickets: 1541286
  • When adding multiple books from a single directory, added the books in order of the last modified time of the book files.
  • Bug Fixes
  • Fix a regression in 2.50 that prevented a small number of devices from being detected on windows
  • PDF metadata: Workaround for PDF files with corrupted XMP metadata packets, generated by Nitro PDF.
  • Closes tickets: 1541981
  • Edit Book Beautify: Do not beautify the insides of heading/p tags even when they are the only child of body
  • Amazon metadata download: Fix published date not being downloaded from amazon.it
  • Fix a regression in 2.50 that broke the user created device driver feature on windows
  • EPUB Input: Fix error when processing EPUB files that uses non-ascii characters for their unique ids.
  • Closes tickets: 1540496
  • When reading the cover from comic files, ignore any image files inside __MACOSX/ directories.
  • Closes tickets: 1539414
  • Fix calibre on OS X unable to connect to sites that support only TLS >= 1.1. Also update the version of Qt bundled on OS X to 5.5.1
  • Improved news sources
  • Endgadget
  • The Economic Times India
  • Discover Magazine



Changes for v2.49 - v2.50.1

  • New Features
  • Change the way that devices are detected on Windows. This fixes device detection problems on some Windows 10 computers
  • Edit Book: When inserting images, add an option to insert the image as a full page image
  • DOCX Input: Add support for framed text created by setting the same border style on neighboring paragraphs.
  • Closes tickets: 1526663
  • Update PocketBook 650 driver for latest firmware revision
  • Closes tickets: 1535801
  • Bug Fixes
  • DOCX Input: Fix empty paragraphs with borders being rendered with an empty line inside the borders
  • ODT Input: Fix fallback PNG images generated by LibreOffice 4.x for SVG images not being ignored
  • Fix restore library failing on some windows systems with non-ascii library paths
  • Edit Book: Fix error when merging an empty HTML document or one that contains only text and no tags.
  • Closes tickets: 1535427
  • Fix failure to add FB2 files that contain published dates.
  • Closes tickets: 1535007
  • Use a private certificate when downloading plugins via HTTPS. This fixes errors on some windows machines that have missing root certificates.
  • Fix tag editor not working correctly for comma-separated custom columns
  • Fix existing rating not being removed when using Polish Books or Embed Metadata tools on EPUB files.
  • Closes tickets: 1534597
  • Improved news sources
  • New Scientist
  • FAZ.net
  • Scientific American
  • Business World Magazine
  • Houston Chronicle



Changes for v2.48 - v2.49

  • New Features
  • E-book viewer: Add an option to allow only a single book to be viewed at a time. Trying to view a second book will cause it to replace the currently viewed book.
  • Closes tickets: 1526504
  • Kobo driver: Add support for the new firmware 3.19.5761
  • Linux build: Update bundled version of Qt to 5.5.1
  • Bug Fixes
  • Fix splash screen getting stuck on OSX when restarting calibre in debug mode
  • Get Books: Update plugins for various Polish language book stores to handle changes to the website
  • Amazon metadata download: Handle a change in the amazon website that prevented review metadata from being downloaded
  • Better algorithm for guessing the 'external' network interface that is displayed to the user
  • Tag Mapper: Do not allow the user to create rules with invalid regular expressions
  • E-book viewer: Disallow hyphenation in documents that use mathematical typesetting as the hyphenation breaks that typesetting
  • E-book viewer: Fix some non-ASCII characters not display in embedded MathML.
  • Closes tickets: 1532323
  • Download calibre plugins securely using HTTPS
  • MOBI Output: Try to autofix corrupted PNG images in the input document.
  • Closes tickets: 1531738
  • Nook Glowlight Plus: Send files by default to the NOOK/My Files folder.
  • Closes tickets: 1531394
  • E-book viewer: Fix failure to view comic files that contain non-ASCII characters int heir internal filenames.
  • Closes tickets: 1530517
  • New news sources
  • LaRed21 by Carlos Alves
  • Improved news sources
  • Echo Online
  • Various Uruguayan news sources
  • Economic and Political Weekly
  • Tagesanzeiger



Changes for v2.47 - v2.48

  • New Features
  • Driver for Energy Ereader Screenlight.
  • Closes tickets: 1529108
  • DOCX Input: Add option to have superscripts/subscripts converted so that they do not affect the line height of the line containing them.
  • Closes tickets: 1528055
  • New option to hide empty categories in Tag Browser (Preferences->Look & Feel->Tag Browser)
  • Bug Fixes
  • Image compression: Fix spurious zero byte .bak files being created when compressing png images inside epub files
  • Image compression: Fix bug that could cause zero byte images files/or file in use errors when compressing images
  • Fix some icons not being themeable
  • Closes tickets: 1529501
  • E-book viewer: When using heuristics to detect footnote links check for vertical-align set to top and bottom as well as sub and super
  • Book details panel: Display data in right-to-left format when the calibre interface language is set to a right-to-left language such as Hebrew or Arabic
  • Improved news sources
  • Rzeczpospolita
  • New York Times Book Review
  • der Standard
  • More Intelligent Life
  • Reader's Digest
  • Financial Times
  • New Scientist



Changes for v2.46 - v2.47

  • New Features
  • A new tool to easily export and import all calibre data -- books, settings and plugins
  • Right click the calibre icon in the main calibre toolbar and choose "Export/import all calibre data" to run this tool. It is useful if you want to move to a new computer or duplicate your calibre setup on a second computer, with minimal effort. This tool is very new, so if you run into problems, please report bugs. You can always use the old manual method of copying library folders as a fallback.
  • Get Books: Add plugins for Amazon Australia and Amazon India. Also restore the Amazon EU plugins.
  • Closes tickets: 1526089
  • Bug Fixes
  • PDF Input: Fix conversion of PDF documents that contain ASCII control codes in their outlines not working.
  • Closes tickets: 1527697
  • Edit book: Fix image compression utilities opening a new console per invocation on windows
  • Image compression: If the compression tools return a zero byte image ignore it and use the original image
  • Fix a regression that caused book titles in the Book Details panel to become clickable
  • Improved news sources
  • Fox News
  • Le Devoir
  • Le Monde diplomatique.fr



Changes for v2.45 - v2.46

  • New Features
  • PDF Input: Add support for PDF outlines (bookmarks), if present, they are used as the metadata Table of Contents.
  • Closes tickets: 1524522
  • Book polishing: Add tool to losslessly compress images in the book in order to reduce its filesize, without affecting image quality
  • Edit Book: Add a new tool to compress images in the book losslessly, accessed from the Tools menu
  • Kobo driver: add support for new Kobo firmware
  • Closes tickets: 1524742
  • Bulk metadata edit dialog: Allow entering fractional numbers into the series number start with control.
  • Closes tickets: 1523253
  • Speed up moving libraries by using hardlinks instead of file copies when moving to a location on the same filesystem
  • Get Books: Disable the Amazon EU stores, at Amazon's request
  • Bug Fixes
  • Fix moving libraries via calibre leaving behind a copy of the metadata_db_prefs_backup.json file in the original library folder
  • MOBI Input: Warn about corrupted trailing data entries, instead of aborting. Getting some, even partially corrupted text is better than no text.
  • Closes tickets: 1521830
  • Book details: Fix single value custom text column not clickable.
  • Closes tickets: 1521004
  • Saving to disk: Fix custom date column being rendered in GMT instead of the local time zone when used in a save to disk template.
  • Closes tickets: 1520895
  • Improved news sources
  • New York Review of Books
  • Caravan Magazine
  • heise



Changes for v2.44 - v2.45

  • New Features
  • Cover browser: Allow customizing the text that appears under the covers with a template in Preferences->Look & Feel->Cover browser
  • When sending books without a cover to the device, generate a cover with book metadata instead of using the blank book icon
  • Preferenes->Add your own columns: Show more information about existing columns
  • Bug Fixes
  • PDF Output: Handle input documents with fonts that do not have either postscript or full name information.
  • Closes tickets: 1518678
  • DOCX Input: Handle numbering styles that use non-decimal number formats and custom templates.
  • Closes tickets: 1519962
  • Allow restoring of corrupted library to work even if the metadata.db file is missing from the library folder
  • Closes tickets: 1519855
  • Bulk metadata dialog: Fix renaming a custom series via search and replace causing the series index to be reset to 1.
  • Closes tickets: 1519599
  • Bulk metadata dialog: Fix search and replace not working for text like custom columns if the column contains only a single value.
  • Closes tickets: 1516890
  • Content server: Fix next and previous links not working in the mobile view when using a search query that includes url unsafe characters.
  • Closes tickets: 1519606
  • Update Amazon metadata download plugin to handle amazon.com website change that was preventing any metadata from being downloaded
  • Edit Book: Fix error when trying to add words to user dictionary for a book with a language that has no dictionary available.
  • Closes tickets: 1517928
  • Tag browser: Fix various bugs in how grouped search terms are displayed. Also fix counts and average rating for items in user categories
  • When using copy to library also create missing composite columns in the destination library.
  • Closes tickets: 1516880
  • Improved news sources
  • The Guardian and The Observer



Changes for v2.43 - v2.44

  • New Features
  • Allow setting the cover for a book from one of the book's formats by right clicking on the format in the Book details panel.
  • Closes tickets: 1515411
  • Allow drag and drop of all file types onto the book details panel and the format list in the edit metadata dialog.
  • Closes tickets: 1515407
  • Edit Book: When inserting an image into the current document, add a button to paste the image from the clipboard
  • Edit Book: Change the suggested prefix for bulk renaming of files depending on the type of files being renamed.
  • Closes tickets: 1514468
  • On Linux, use the system tray icon from the system theme, if available
  • Bug Fixes
  • Fix for error when connecting to some Android phones/tablets that have an SD card on OS X and Linux
  • Linux build: Fix problem with pointing hand mouse cursor not using the system theme on some Linux systems
  • Fix the device view state not being saved when a connected device is ejected/disconnected
  • Edit Book: Fix saving fails if the original file is deleted during editing session
  • Closes tickets: 1513849
  • E-book viewer: When doing a search do not match text in comments, attributes and inappropriate tags, such as