Calibre

Changelog

Calibre 4.18:

  • Viewer: Search panel: Add a button to return to the position the book was at before doing a search.
  • Tag browser: Improve handling of hierarchical tags.
  • Renaming a tag now renames it and all its children. Drag and drop of hierarchical tags alters their hierarchy. Deleting a tag now deletes all its children.
  • Viewer: In flow mode, implement drag scrolling.
  • Tag browser: Allow Manage Tags to open to a selected letter when clicking on a letter.
  • Viewer: Show number of search results in title of search panel.
  • Content server: In the book list hovering over the library name now shows the total number of books in the library.
  • Fix a regression in the previous release that broke the copy and recalculate author sort buttons.
  • Book details: Fix extra margin to the right of the metadata fields.
  • Cover grid: Show text under books that have no cover as well.
  • When merging metadata, if a custom column has type multiple in the new data and some other type in the old data, ignore the old data instead of failing.
  • macOS: When using the single instance option of the viewer, crashes should not require a restart of the computer to use the viewer again.
  • Windows: Fix an error when changing title/author for books in a library whose name contains characters not encodeable in the current code page.
  • Windows: Fix amazon metadata download failing when accented characters in search query.
  • Comments editor: Fix shortcuts for bold/italic not working when toolbars are hidden.
  • Improved news sources: The Hindu, Wired Daily Edition, The Economist.

Calibre 4.17:

  • Add a workaround for Amazon destroying cover thumbnails on e-ink Kindles.
  • Viewer: Group search results by section.
  • Viewer: When the search results panel is expanded, show more context.
  • Tag browser: Add options in Preferences->Look & feel->Tag browser to hide empty categories and also to have the Find in the Tag browser show all matches instead of jumping from match to match.
  • Tag browser: The Find function for searching for items in the Tag browser can now do exact matching by using = as a prefix.
  • Manage tags/authors/etc dialogs: Allow searching and filtering the list of items.
  • Book details panel contenxt menu: Add an action to open the Book details window.
  • Viewer: Add Next and Previous buttons in the bookmarks panel.
  • Conversion: Change the default white-space CSS for <pre> tags to pre-wrap as this suits ebooks better
  • Edit Book: Fix default CSS template not quoting the charset, causing Check book to complain about the CSS.
  • Fix a regression in the previous release that broke the losslessly compress images tool when the image filenames had upper case characters on Windows.
  • Fix a regression that broke drag and drop of images from browsers to the book details panel on some platforms.
  • FB2 metadata: Fix setting dates before 1900 failing.
  • Fix Bookeen Diva HD not being detected.
  • New news sources: Independent Australia by Pat Stapelton.
  • Improved news sources: How To Geek, Tagespost by Pat Stapleton, ABC News.

Calibre 4.16:

  • Viewer/Edit book fuzzy search: Ignore soft hyphens and zero-width joiner characters when searching for text.
  • 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".
  • 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.
  • Show completions when editing tags/authors/series etc in the Tag browser and Manage tags dialog.
  • Quickview: Double clicking an item now searches for it
  • Comments editor: Add an action to the context menu to smarten punctuation.
  • FB2 metadata: Add support for setting publisher and publish year
  • Edit book: Fix compress images losslessly failing for a few images on windows when there are a lot of images in the book.
  • Fix a regression in 4.13 that broke the user category editor for all custom columns.
  • Viewer: Fix font size changes not applying to monospaced fonts.
  • Improved news sources: Ars Technica,Washington Post.

Calibre 4.15:

  • Viewer: Improve the interface for changing font sizes.
  • Viewer: Add a keyboard shortcut (Ctrl+Alt+b) for adding a bookmark.
  • Bulk metadata edit: Fix a regression causing scrollbars to not appear in Custom metadata tab.
  • Viewer: Fix a regression that broke searching in flow mode.
  • BibTeX Catalog: Dont output comment describing the catalog as Zotero fails to process it.
  • Linux: Fix uninstaller not working on Linux distros that have no python symlink.
  • Viewer: Fix zoom step size setting ignored.
  • Viewer: Fix text that has font sizes specified using keywords not being scaleable by the viewer's font size controls.
  • 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.
  • Improved news sources: The Nation, Animal Politico.

Calibre 4.14:

  • 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.
  • 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.
  • 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.
  • macOS: Fix selecting applications that use binary plist files such as Kindle.app with Open With not working.
  • DOCX Output: Fix images that use URL unsafe characters in their filenames being dropped during conversion.
  • 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.
  • Windows: Fix drag and drop from SMB shares to the edit metadata dialog formats list not working.
  • Comments editor: Dont insert blank lines between list elements.
  • Allow using Quick view from the Book grid view.
  • Fix tri-state booleans not working with color/icon rules and undefined values.
  • 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.

Calibre 4.13:

  • Edit book: When searching in normal mode, have spaces in the search expression match multiple spaces and line breaks in the text.
  • When running calibre-portable.exe popup a more useful error message if it is placed in a location with a too long path.
  • 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.
  • Viewer: Fix searching in flow mode not scrolling to display the search results.
  • Viewer search: Fix jumping to next match sometimes selecting previous match if the searched for expression occurs with identical context in multiple places.
  • 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.
  • 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.
  • New news sources: Istorias and Sardinia Post by tzium.
  • Improved news sources: Forbes, LA Times, Glasgow Herald, Spectator Magazine, Newsweek.

Calibre 4.12:

  • 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.
  • 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.
  • Viewer: Keyboard shortcuts to change number of columns (Ctrl+[ and Ctrl+])
  • Fix the Douban metadata download plugin.
  • Viewer: Fix searching in Regex and Whole words mode not working well.
  • Viewer: Fix searching for multiple words in fixed layout books not working.
  • RTF Input: Fix handling of RTF files with invalid encoded text.
  • PDF Output: Add a hangcheck for loading HTML if there is no progress for sixty seconds abort.
  • Viewer: When starting without a book allowing quitting the viewer by clicking the close button on the "Open book" page.
  • New news sources: Spectator Australia by James Cridland.
  • Improved news sources: Wired, ABC News Australia.

Calibre 4.11.2:

  • 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.
  • Improved news sources: New York Times.
  • Fixed Bugs.

Calibre 4.10.1:

  • Viewer: When searching have single and double quotes match their curly variants as well.
  • 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.
  • 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.
  • Catalog generation: Ignore invalid pubdates.
  • Viewer: Stop autoscroll when changing page layout mode.
  • zipfile: Fix regression that broke handling of zipfiles with internal filenames not encoded in UTF-8.
  • Check Book: Turn off unique headings CSS warning.
  • DOCX Output: When a list item contains a nested listed but no text, it should be output as an empty list item.
  • Improved news sources: The New Yorker, Financiele Dagblad.

Calibre 4.10.0:

  • Viewer: When searching have single and double quotes match their curly variants as well.
  • 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.
  • 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.
  • Catalog generation: Ignore invalid pubdates.
  • Viewer: Stop autoscroll when changing page layout mode.
  • zipfile: Fix regression that broke handling of zipfiles with internal filenames not encoded in UTF-8.
  • Check Book: Turn off unique headings CSS warning.
  • DOCX Output: When a list item contains a nested listed but no text, it should be output as an empty list item.
  • Improved news sources: The New Yorker, Financiele Dagblad.

Calibre 4.9.1:

  • 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.
  • Viewer toolbar: Add button to easily change color schemes.
  • Comments editor: Fix inserted blank paragraph being rendered as two lines.
  • PDF Output: Fix conversion of files containing elements failing.
  • Viewer: Fix failure to open some books that contain unparseable URLs.
  • Viewer: Fix data displayed in side margins getting moved out of position when mouse hovers over side margin.
  • 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.
  • Dark mode: Fix colors in remove all formats except dialog.
  • Improved news sources: Liberty Times.

Calibre 4.9:

  • 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.
  • Viewer toolbar: Add button to easily change color schemes.
  • Comments editor: Fix inserted blank paragraph being rendered as two lines.
  • PDF Output: Fix conversion of files containing <canvas> elements failing.
  • Viewer: Fix failure to open some books that contain unparseable URLs.
  • Viewer: Fix data displayed in side margins getting moved out of position when mouse hovers over side margin.
  • 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.
  • Dark mode: Fix colors in remove all formats except dialog.
  • Improved news sources: Liberty Times.

Calibre 4.8:

  • 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.
  • Viewer: Allow right clicking in the lookup panel to zoom in/out.
  • Viewer: Allow setting colors for the margins when creating new color schemes in Preferences->Colors.
  • Viewer: Ctrl+, to show preferences.
  • PDF Output: Fix extracting text from generated PDFs not working if more than 100 characters per font are used in the text.
  • 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.
  • Viewer: Fix svg links not working.
  • 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.
  • 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.
  • Server viewer: Make the Exit full screen action available in viewer controls.
  • Viewer: Fix error when trying to change more than a single keyboard shortcut at once.
  • Fix typo causing a harmless error message when downloading covers and only a single cover is found.
  • Improved news sources: London Review of Books.

Calibre 4.7:

  • 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.
  • Book details: Add an option in Preferences->Look & feel->Book details to show a heading for the comments in the book details panel.
  • 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.
  • Viewer: Add a setting under Preferences->Colors to control when the viewer will override all book colors or not.
  • Viewer: Fix flick scrolling in flow mode jumping to next chapter.
  • Windows: Possible fix for some windows appearing off screen on multi-monitor setups
  • macOS: Fix PDF Output not working when running ebook-convert via symlink on the command line.
  • PDF Output: Ignore upto 8 byte glyph data size mismatches when merging identical glyphs.
  • 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.
  • PDF Output: Dont dedup images that cannot be uncompressed.
  • 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.

Calibre 4.6:

  • Windows 10: Add support for the dark mode.
  • PDF Output: Fix the option to break long words at the end of lines not working since calibre 4.
  • DOCX Input: Fix incorrect font sizes for footnote references in paragraphs that have text with multiple font sizes.
  • DOCX Input: Avoid nested <sup> tags for footnote references.
  • Viewer: Fix max text width/height settings not being applied correctly on window resize.
  • 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.

Calibre 4.5:

  • Driver for the new PocketBook Inkpad X.
  • Driver for the new Bookeen Diva HD.
  • PDF Output: Add an option to shift text horizontally on odd/even pages.
  • Image viewing popup dialog: Add a checkbox to fit image to window.
  • 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.
  • PDF Output: Fix incorrect rendering if the input document has too many anchors.
  • Fix a regression that could cause window layout settings to sometimes not be saved during shutdown
  • Improved news sources: L'express, The Toronto Star.

Calibre 4.3:

  • 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.
  • Fixed Bugs.

Calibre 4.2:

  • Fixed Bugs.

Calibre 4.0:

  • Fixed Bugs.

Calibre 3.48.0:

  • Driver for Kobo Libra H2O.
  • Kobo driver: Fix some annotations getting missed for kepubs.
  • Improved news sources: Boston Globe, Scientific American.

Calibre 3.47.1:

  • 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.
  • macOS: Fix a regression that could cause a crash on exit if any books were deleted while calibre was running.
  • Content server OPDS: Handle form encoded search queries.
  • 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.
  • EPUB 3: Fix setting metadata in EPUB 3 files without a title not working
  • PML Input: Modernize the generated HTML a bit.
  • HTMLZ Output: Fix svg content from HTML files that contain only SVG being removed.
  • Content server: Fix OPDS feed for category based browsing listing restricted books, even though these books cannot be actually downloaded.
  • 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.
  • 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.
  • Improved news sources: Esquire, Foreign Affairs, derStandaard, Globe and Mail, CNET News, National Geographic, New Yorker, Chicago Tribune.

Calibre 3.47.0:

  • 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.
  • macOS: Fix a regression that could cause a crash on exit if any books were deleted while calibre was running.
  • Content server OPDS: Handle form encoded search queries.
  • 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.
  • EPUB 3: Fix setting metadata in EPUB 3 files without a title not working.
  • PML Input: Modernize the generated HTML a bit.
  • HTMLZ Output: Fix svg content from HTML files that contain only SVG being removed.
  • Content server: Fix OPDS feed for category based browsing listing restricted books, even though these books cannot be actually downloaded.
  • 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.
  • Improved news sources: Esquire, Foreign Affairs, derStandaard, Globe and Mail, CNET News, National Geographic, New Yorker, Chicago Tribune.

Calibre 3.46.0:

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

Calibre 3.45.0:

  • Content server: Allow adding or removing formats to a book via the edit metadata page.
  • 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.
  • Linux: Workaround for bug in recent Linux kernels that causes the Kindle to eject after calibre connects to it.
  • DOCX Input: When autodetecting the Table of Contents from headings, work even if the headings use numbering.
  • EPUB Output: If there are no guide elements do not output an empty guide tag. Makes epubcheck happy.
  • Workaround for sortByColumn being partially broken in Qt 5.13.0
  • Fix a regression that broke the per_lang_title_sort_articles tweak.
  • 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.
  • Create catalog: Fix handling of the tilde character in BiBTeX catalogs.
  • News downloads: Fix incorrect font sizes for some text in the index pages.
  • Comic Input: Fix incorrect processing of comics with pages that have the same file names in different folders when using the "No process" option.
  • CHM Input: Fix a regression that broke processing of some CHM files.
  • Edit book: When auto-closing tags on typing </, fix occasionally incorrect tag being closed in large files because syntax highlighting has not completed.
  • 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.

Calibre 3.44.0:

  • Driver for the new NOOK Glowlight Plus.
  • Driver for updated Kobo firmware.
  • Amazon metadata plugin: Fix searching the Amazon servers directly not working because of changed.

Calibre 3.43.0:

  • Kobo driver: Support for new Kobo firmware.
  • Edit metadata dialog: Remember relative sizes of the cover and comments editors.
  • PDF Output: Fix hang when converting some documents.
  • Handle newlines when serializing to csr files.
  • Fix searching in manage tags throws away all changes.
  • 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.
  • LRF Input: Fix a regression that broke parsing LRF files.
  • PDF Input: Workaround for pdftohtml not always producing valid UTF-8.
  • New news sources: The Baffler by Jose Ortiz.
  • Improved news sources: The Toronto Star, The Financial Express, London Review of Books, Boston Globe Subscription.

Calibre 3.41.3:

  • 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.
  • Amazon metadata plugin: Add a option to use the mobi-asin to find books.
  • E-book viewer: Allow specifying ToC hrefs via the --open-at command line parameter.
  • Tag Mapper: Allow Title-casing of tags.
  • Manage authors dialog: Add an entry to the right click menu to show books by the current author in the main book list.
  • Lots of internal changes to calibre's codebase to prepare it for Python 3 support.
  • 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.
  • Content server: Book details page: Fix close button not going back to book list after using Next/previous buttons.
  • 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.
  • Fix searching for authors on amazon not working because of a change in the amazon URL structure.
  • Cover grid: Check for cover size change due to screen scale change on every paint event and invalidate cache if there is a change.
  • Edit book: Fix Option key + ; not working in the editor.
  • Edit book: Fix pasting images into a book with no Images folder not working correctly.
  • Confirm cancel on library restore dialog.
  • EPUB/MOBI Catalogs: Fix presets not being applied for some options.
  • 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.
  • Versions 3.41.1, 3.41.2, 3.41.3 fix various regressions in the previous release that affect a few people.
  • 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.

Calibre 3.41.2:

  • Fixed Bugs.

Calibre 3.41.1:

  • 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.
  • Amazon metadata plugin: Add a option to use the mobi-asin to find books.
  • E-book viewer: Allow specifying ToC hrefs via the --open-at command line parameter.
  • Tag Mapper: Allow Title-casing of tags.
  • Manage authors dialog: Add an entry to the right click menu to show books by the current author in the main book list.
  • Lots of internal changes to calibre's codebase to prepare it for Python 3 support.
  • 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.
  • Content server: Book details page: Fix close button not going back to book list after using Next/previous buttons.
  • 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.
  • Fix searching for authors on amazon not working because of a change in the amazon URL structure.
  • Cover grid: Check for cover size change due to screen scale change on every paint event and invalidate cache if there is a change.
  • Edit book: Fix Option key + ; not working in the editor.
  • Edit book: Fix pasting images into a book with no Images folder not working correctly.
  • Confirm cancel on library restore dialog.
  • EPUB/MOBI Catalogs: Fix presets not being applied for some options.
  • 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.
  • version 3.41.1 fixes a regresion in the previous release that broke connecting to Calibre Companion and similar apps wirelessly.
  • 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.

Calibre 3.40.1:

  • 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.
  • Content server: Allow specifying custom URLs for the 'Search the internet' feature via Preferences->Sharing over the net->Search the internet.
  • 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.
  • Tag browser: When right clicking on a saved search add a menu option to search using the raw search expression.
  • Tag browser: Have pressing the Enter key find the next match.
  • Windows: Add a button to Preferences->Sharing over the net to set calibre to run when the computer starts.
  • Fix a regression in the previous release that broke Copy to library and delete after when copying a duplicated book.
  • Edit book: Fix pasting of image from clipboard using (Ctrl-V) not working.
  • Content server: Fix {id} not working in the custom list template.
  • EPUB/MOBI Catalogs: Fix presets not saving title and format information.
  • macOS: Respect the system setting for text insertion cursor blink time.
  • FB2 Output: Fix comments from the input document not present in the output.
  • 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.
  • EPUB/MOBI Catalog generation: Allow matching empty fields in exclusion rules.
  • EPUB/MOBI Catalogs: Fix multiple books with the same title but different authors in a genre not being listed.
  • 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.

Calibre 3.39.1:

  • Content server: Fix editing metadata that affects multiple books causing all the metadata for all the books to become the same.
  • Open With: Fix using .bat files as the program not working.
  • ZIP Output: Fix an error when building the ToC on macOS for some books with non-ASCII ToC entries.
  • 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.
  • fixes a bug in 3.39.0 that broke copy to library for books that have saved conversion options.
  • New news sources: BSI News by Volker Heggemann, Science Advances by Jose Ortiz.
  • Improved news sources: Spiegel Online, Il Post.

Calibre 3.39.0:

  • 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".
  • Content server: Add Next/Previous buttons to the book details page.
  • Content server: Fix editing metadata that affects multiple books causing all the metadata for all the books to become the same.
  • Open With: Fix using .bat files as the program not working.
  • ZIP Output: Fix an error when building the ToC on macOS for some books with non-ASCII ToC entries.
  • 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.
  • 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.
  • New news sources: BSI News by Volker Heggemann, Science Advances by Jose Ortiz.
  • Improved news sources: Spiegel Online, Il Post.

Calibre 3.38.1:

  • 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.
  • 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_.
  • Catalogs: Set the language of created catalogs to the calibre interface language instead of English.
  • DOCX Input: Do not display section breaks that have a numbering style applied to them.
  • 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.
  • 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.

Calibre 3.38.0:

  • 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.
  • 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_.
  • Catalogs: Set the language of created catalogs to the calibre interface language instead of English.
  • DOCX Input: Do not display section breaks that have a numbering style applied to them.
  • 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.
  • 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.
  • Content server: Fix option to restrict displayed user field not working in the /opds view
  • Tag browser: Fix incorrect icon for user categories.
  • PDF Output: Fix conversion failing when fonts with non-English names are used.
  • New news sources: Nature by Jose Ortiz.
  • Improved news sources: Chicago Tribune,New, York Times Book Review.

Calibre 3.37.0:

  • calibredb: Fix adding books from directories to a remote server running on Windows not working.
  • Edit Book: Fix style attribute on <html> tags not being preserved when editing AZW3 files.
  • Get Books: Use an external browser for Google Books.
  • Saving to disk: Fix errors on Linux/macOS if the title/authors are long enough to make individual path components larger than 255 characters.
  • 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.
  • Conversion: When converting with font size rescaling disabled, convert font size names to rem unit rather than pt units.
  • 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.
  • Content server: Fix strings with double quotes not being translated.
  • Improved news sources.

Calibre 3.36.0:

  • Happy Holidays to everyone.
  • Kobo driver: Add supported for newly released firmware update.
  • 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.
  • Improved news sources: Wall Street Journal, ESPN, Al Jazeera (English).

Calibre 3.35.0:

  • Edit book: Insert hyperlink: Allow specifying a template to control the markup that is inserted for the hyperlink.
  • 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.
  • 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).
  • E-book viewer: Fix a regression that broke viewing of HTMLZ files.
  • Edit book: Fix suggestions in completion popup not being sorted.
  • Windows: Fix restarting calibre with system tray icon enabled causing duplicate defunct icons in the tray.
  • 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.

Calibre 3.34.0:

  • Support for the new Kindle Paperwhite 2018.
  • 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.
  • EPUB 3 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.

Calibre 3.33.1:

  • Driver for the new Kobo Forma.
  • PDF Output: Add a new 'page number map' setting to easily modify page numbers as needed in headers/fotters and the generated inline table of contents.
  • Edit book: Insert image: remember size of displayed thumbnails.
  • Edit book: Compress images losslessly: Remember the last used compression quality for jpeg compression.
  • CHM Input: Fix a regression in the previous release that broke processing of CHM files.
  • Fix clearing of metadata download author and tag map rules not working.
  • Fix notifications from calibre being displayed as "Others" on the GNOME desktop.
  • Improved news sources.

Calibre 3.32.0:

  • Edit book. Insert image dialog: Add buttons to change the image thumbnail size.
  • 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.
  • Content server. Date edit. Add buttons to clear the date or set it to today's date.
  • 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.
  • PDF Output. Fix an error that could occur in rare circumstances when using the option to read page margins from the input document.
  • 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.

Calibre 3.31:

  • 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'.
  • 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.
  • Edit book: Allow disabling the popup to show changes after running the Fix HTML and Beautify all files tools.
  • DOCX Input: Fix figures in newer Word documents being duplicated.
  • Content server: Disable offline access if application cache is not available, rather than failing.
  • DOCX Output: Workaround for broken CSS that uses -o-pre-wrap for the white-space property.
  • Metadata download: Remove the option to lookup first edition dates as the service used to get the data no longer exists.
  • Improved news sources.

Calibre 3.29:

  • 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.
  • Edit book: Show a popup after a fix all html/beautify all files so the user can easily see what was changed, if needed.
  • 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.
  • 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.
  • Browser viewer: Fix inability to open books that contain zero-byte stylesheets/images.
  • Improved news sources.

Calibre 3.28:

  • Allow creating rules to transform author names when adding books to calibre.
  • Add a similar author mapper tool to manipulate author names in the existing library.
  • Add a similar author mapper tool for metadata downloading.
  • Add options to change the case of the selected text to the right click menu.
  • Edit book: When sorting non text files in the File list recognize numbers in the file names.
  • Bug fixes.

Calibre 3.27.1:

  • Content server - Allow conversion of books.
  • Improved news sources.
  • Fixed Bugs.

Calibre 3.27.0:

  • Content server - Allow conversion of books.
  • Improved news sources.
  • Fixed Bugs.

Calibre 3.26.1:

  • Book list: Allow drag and drop of books onto other books to merge the book records.
  • 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.
  • E-book viewer: When the controls are hidden show the progress in the window title.
  • Library Quick switch menu: Highlight the previously switched from library in bold.
  • PDF Input: Fix a regression in 3.24 that caused conversion of PDF to be significantly worse.
  • E-book viewer: Fix very slow loading for HTML files with very many images on Linux.
  • Content server: Fix a regression in 3.14 that removed the separator between books in the detailed list view mode.
  • 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.
  • Improved news sources.

Calibre 3.26:

  • Book list: Allow drag and drop of books onto other books to merge the book records.
  • 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.
  • E-book viewer: When the controls are hidden show the progress in the window title.
  • Library Quick switch menu: Highlight the previously switched from library in bold.
  • PDF Input: Fix a regression in 3.24 that caused conversion of PDF to be significantly worse.
  • E-book viewer: Fix very slow loading for HTML files with very many images on Linux.

Calibre 3.25:

  • Support the new Clara HD.
  • Add an option to use page margins from the input document, specified via @page CSS rules.
  • Allows individual HTML files in the input document to have different page margins in the output PDF.

Calibre 3.24.2:

  • Version 3.24.2 fixes a bug in the new EPUB 3 output functionality that prevented conversion of non-EPUB 3 books to EPUB 3.

Calibre 3.23.0:

  • Kobo driver: Add support for new firmware.
  • Book polishing: Add an option to upgrade EPUB 2 to EPUB 3.
  • DOCX Input: Convert text written with dingbat fonts such as Wingding or Symbol correctly.
  • When choosing the page to use as a cover from a PDF file, add a button to render more pages, if needed.
  • TXT Input: Add support for embedded images that use relative URLs when converting markdown or textile. Note that this will only work if you are converting using the ebook-convert command line tool as the main calibre program moves files around, so relative references will not be valid.
  • Add an option to select if searching should match all words or any of the words.
  • Edit book: Insert special character: When searching by name match prefixes in addition to whole words. So you can now type "horiz" to match "horizontal".
  • Linux installer: Simplify the command used to install calibre and add support for Ubuntu 18.04 which is missing a default python executable..
  • When upgrading EPUB 2 to EPUB 3 add the 'epub' namespace to all HTML files, for convenience.
  • Edit Book: Fix an error caused by a landmark entry in EPUB 3 files that has an <a> tag without an href attribute.
  • Edit Book: Fix names for some control characters not being displayed in the status bar.
  • Searching: Fix A (B) not being treated as A AND (B).
  • Kobo driver: Add an option to not maintain bookmarks/read status/etc. when resending a book already on the device.
  • DOCX Input: Ignore complex script font styles. Fixes conversion of documents that specify only complex script styles and no simple script styles.
  • When updating EPUB 2 to EPUB 3 ensure only a single dc:date element is present in the OPF.