The one stop solution for all your e-book needs. Comprehensive e-book software

Calibre (64-bit)

Join our mailing list

Stay up to date with latest software releases, news, software discounts, deals and more.

Subscribe
Download Calibre 3.32.0 (64-bit)

Calibre (64-bit)

 -  100% Safe  -  Open Source

What's new in this version:

Calibre 3.32.0 (64-bit)

New features:
- 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

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
- 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 3.31.0 (64-bit)

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'
- 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

Bug fixes:
- 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:
- Howto Geek
- Welt der Physik
- Neue Osnabrucker Zeitung
- Fortune Magazine


Calibre 3.30.0 (64-bit)

New features:
- ToC Editor: When generating ToCs using headings/XPath ignore duplicate entries at the same level that have the same text
- 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
- 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

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
- 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
- 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.
- Fix a crash when using some third party plugins and enabling the "two lines for text under icons" option
- Make the create catalog dialog freely resizable
- DOCX Input: Fix an error when converting some DOCX files with inherited fonts


Calibre 3.29.0 (64-bit)

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
- 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

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
- 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


Calibre 3.28.0 (64-bit)

New features:
- Allow creating rules to transform author names when adding books to calibre. Accessible via Preferences->Adding books->Adding actions
- 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
- Edit book: When sorting non text files in the File list recognize numbers in the file names

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


Calibre 3.27.1 (64-bit)

New features:
- Content server Allow conversion of books
- Click the convert icon in the top bar of the book details page to convert a book. Note that conversion only works for logged in users who have permission to make changes to the calibre library.
- Kobo driver Add support for new firmware
- Bulk metadata edit dialog Add an "edit tags" button for tags like custom columns
- Add an option in Preferences->Look & feel to disable the new 'drag and drop to merge books feature'
- E-book viewer Add a shortcut (Ctrl+Alt+B) to toggle the bookmarks panel
- Edit book Add a copy to clipboard button on the various report dialogs
- Edit book Add a shortcut (Ctrl+Alt+Down) to edit the next file in the book spine
- calibre-smtp Verify relay server TLS certificates by default. New option --dont-verify-server-certificate to restore old behavior

Bug fixes:
- Version 3.27.1 fixes a build error in 3.27.0 that caused calibre not to start on macOS older than High Sierra
- Conversion Fix a regression in the previous release that caused conversion of EPUB 3 to EPUB 3 to fail
- Fix detection of the Bookeen NolimbookXL on macOS and Linux
- Fix a regression that broke the fetching of annotations from Kobo and Kindle devices
- DOCX Input Fix failure to convert some DOCX files that use Symbol fonts
- When exporting very large libraries fix failures due to busy errors
- Fix commas not working in identifiers that are transformed to URLs via rules
- Review downloaded metadata Fix cancel button on the confirm reject all dialog not working
- Kindle Fire driver Send books by default to the "kindle" folder instead of the "Books" folder to workaround a change in the Fire firmware that causes the Kindle to not recognize files in the Books folder
- Linux installer Also fix the execute bits in the umask if the user runs the installer with a umask that prevents files from being world executable
- Sort the entries in the show column menu alphabetically

Improved news sources:
- Gosc Niedzielny
- Cracked.com
- Psychology Today
- The Atlantic
- LA Times
- Handelsblatt
- Newsweek


Calibre 3.27.0 (64-bit)

New features:
Content server - Allow conversion of books:
- Click the convert icon in the top bar of the book details page to convert a book. Note that conversion only works for logged in users who have permission to make changes to the calibre library.
- Kobo driver: Add support for new firmware
- Bulk metadata edit dialog: Add an "edit tags" button for tags like custom columns
- Add an option in Preferences->Look & feel to disable the new 'drag and drop to merge books feature'
- E-book viewer: Add a shortcut (Ctrl+Alt+B) to toggle the bookmarks panel.
- Edit book: Add a copy to clipboard button on the various report dialogs
- Edit book: Add a shortcut (Ctrl+Alt+Down) to edit the next file in the book spine.
- calibre-smtp: Verify relay server TLS certificates by default. New option --dont-verify-server-certificate to restore old behavior.

Bug fixes:
- Conversion: Fix a regression in the previous release that caused conversion of EPUB 3 to EPUB 3 to fail
- Fix detection of the Bookeen NolimbookXL on macOS and Linux
- Fix a regression that broke the fetching of annotations from Kobo and Kindle devices
- DOCX Input: Fix failure to convert some DOCX files that use Symbol fonts
- When exporting very large libraries fix failures due to busy errors
- Fix commas not working in identifiers that are transformed to URLs via rules
- Review downloaded metadata: Fix cancel button on the confirm reject all dialog not working
- Kindle Fire driver: Send books by default to the "kindle" folder instead of the "Books" folder to workaround a change in the Fire firmware that causes the Kindle to not recognize files in the Books folder
- Linux installer: Also fix the execute bits in the umask if the user runs the installer with a umask that prevents files from being world executable
- Sort the entries in the show column menu alphabetically

Improved news sources:
- Gosc Niedzielny
- Cracked.com
- Psychology Today
- The Atlantic
- LA Times
- Handelsblatt
- Newsweek


Calibre 3.26.1 (64-bit)

New features:
- 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

Bug fixes:
- 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
- version 3.26.1 prevents dropping of a book onto itself from triggering the merge dialog, which should reduce accidental triggers

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


Calibre 3.25.0 (64-bit)

New features:
Kobo driver:
- Support the new Clara HD

PDF Output:
- 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

Bug fixes:
- Fix option to "show text under buttons only if there is enough space" not working well with the option to use "two lines for the text under the buttons"

Update notification:
- When both calibre and plugin updates are available and the user updates only the plugins, fix the restart calibre button not working

E-book viewer:
- Fix printing of comics (cbz/cbr files) not working
- EPUB3 Input: Fix Table of Contents not being recognized for some EPUB 3 books that placed their nav document in-side a sub-folder

Improved news sources:
- Associated Press


Calibre 3.24.2 (64-bit)
- Change log not available for this version


Calibre 3.24.0 (64-bit)

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
- 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
- Edit book: Fix HTML: Automatically resolve private entities
- Improve formatting of help in Preferences->Tweaks
- ToC Editor: Allow undo for renaming single items as well

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
- DOCX Input: Fix incorrect conversion of a framed block that contains a list
- Conversion: Fix private entities that use the same name as an HTML entity not being handled correctly
- Viewer: Fix HTML files with private entities displaying an artifact at the top
- Edit book: Check book: Show an error for HTML files with private entities
- 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
- 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
- Edit metadata dialog: Fix undo last trim not working for automatic trims
- Content server: Fix series field blank in Italian translation
- BeautifulSoup: Port fix from upstream for outputting bare ampersands in strings
- 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


Calibre 3.23.0 (64-bit)

New features:
- Kobo driver: Add support for new firmware
- Closes tickets: 1767589
- 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.
- Edit book: Insert special character: 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.
- Closes tickets: 1765944

Bug fixes:
- Edit Book: Fix an error caused by a landmark entry in EPUB 3 files that has an 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.
- Closes tickets: 1766650
- When updating EPUB 2 to EPUB 3 ensure only a single dc:date element is present in the OPF


Calibre 3.22.1 (64-bit)
- Change log not available for this version


Calibre 3.21.0 (64-bit)

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
- Add an output profile for the Kindle Oasis 2017

Bug fixes:
- Content server: Fix adding/deleting books and editing metadata not updating the main calibre book list automatically
- Viewer: When doing a dictionary lookup, remove soft hyphens from the word, if any are present
- 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
- 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


Calibre 3.20.0 (64-bit)

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


Calibre 3.19.0 (64-bit)

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
- 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
- Make de-serialization of stored conversion options safe against maliciously crafted input
- E-book viewer: Change the file format used to import/export bookmarks to use JSON. This prevents malicious bookmarks files from causing code execution
- Make the history completion for the search and replace edit box case-sensitive
- 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
-  FB2 Input: Add to content to silence the useless epubcheck

New news sources:
- Granta by Gary Arnold

Improved news sources:
- WirtschaftsWoche Online
- Spektrum der Wissenschaft


Calibre 3.18.0 (64-bit)

New features:
- Browser viewer: Allow long tapping a word to look it up in a dictionary or search the internet for it

Bug fixes:
- Conversion: Handle the deprecated type attribute on

tags.
- Fix metadata download from amazon stopped working because of a website change
- Fix re-ordering of columns causing split book splitter state not being restored on restart
- Fix errors when using strftime with unicode strings on non-utf-8 windows systems
- Split book view: Fix vertical scroll position of the two views getting out of sync after doing some searches
- Fix some edit widget appearing in the wrong place when editing in the right hand panel of the new split book list
- Portable build: Fix cache directory not always being auto-created
- Workaround for Qt 5.10 on Linux resetting the global font, preventing custom interface font settings from working

Improved news sources:
- New York Times
- The Economist
- Gosc
- Various Uruguayan recipes


Calibre 3.17.0 (64-bit)

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.
- 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
- E-book viewer: Make the semi-transparent background for viewing metadata a little more opaque.

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


Calibre 3.16.0 (64-bit)

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


Calibre 3.15.0 (64-bit)

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

Bug fixes:
- Browser viewer: Fix goto next/previous section actions not working when the sections are in different individual HTML files
- Edit book/Book polishing: When compressing images and the compressed image is larger thant he original, use the original image
- PDF input: Fix conversion of multi-level PDF Outline causing duplicate entries in the Table of Contents
- 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
- Edit Book: Use the cache directory rather than the temp directory to store working files. Hopefully prevents temp file cleaners from destroying books
- 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
- 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

Improved news sources:
- LA Times
- Popular Science
- Nikkei News


Calibre 3.14.0 (64-bit)

New features:
- Content server: Allow viewing the book metadata while reading a book. In the viewer controls, tap Goto and then Metadata to see the metadata
- 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

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
- Content server: Open links in the comments section from the book details page in new windows
- 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


Calibre 3.13.0 (64-bit)

New features:
- Driver for the new Bq Cervantes 4
- Edit book: Auto-generate links to existing stylesheets when adding a new HTML file.
- Add a button to easily clear server logs in Preferences->Sharing over the net->Show server logs.
- Catalog generation: Store the list of fields to be used in generating CSV/XML catalogs per library.
- Bulk metadata edit: Make the custom series controls similar to the builtin series ones, with the same set of features
- Edit book: Pre-select existing cover image (if any) in add cover dialog
- Make the Manage saved searches dialog a little easier for new users.
- Add a tweak to control behavior of Enter on the book list
- Content server: Fix random book button on book details page multiplying.
- Edit Book: Bulk file rename dialog: Remember last used prefix for renaming files

Bug fixes:
- Tag browser: Fix use of the tweak to control order of items in the Tag browser causing unexpected expansion of items after editing metadata.
- Content server: Improve rendering of tags/categories with long words on small screens.
- Fix first added saved search not appearing in Tag browser until calibre restart.
- When checking added books for duplicates, also check on the language field. So books with the same title/authors but different languages are not considered duplicates.
- Edit Book: Spell check should not fail if there are non-HTML files in the spine
- Conversion: Fix an error when using the embed_all_fonts option with certain books
- Save to disk: Dont error out if the user deletes all formats to be saved.
- Linux binary: Fix calibre not starting on systems where QT_QPA_PLATFORM is set to use wayland

New news sources:
- Various Russian news source by bugmen00t

Improved news sources:
- The Economist
- The Walrun Magazine
- China Daily
- Telepolis


Calibre 3.12.0 (64-bit)

New features:
- Driver for the new Nook Glowlight 3
- 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

Improved news sources:
- New Yorker
- Geopolityka


Calibre 3.11.1 (64-bit)
- Change log not available for this version


Calibre 3.11.0 (64-bit)

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
- Edit Book: When adding a new HTML file, add it after the file being currently edited instead of at the end
- Column coloring: Add a contains rule type
- Book details panel: Allow saving the displayed cover to disk via the right click context menu

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.
- 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

Improved news sources:
- Financial Times
- computerworld.pl
- Tulsa World
- Science Daily
- El Mundo


Calibre 3.10.0 (64-bit)

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

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
- 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

Improved news sources:
- Lomza
- Go Comics
- Various Polish news sources


Calibre 3.9.0 (64-bit)

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
- Kobo driver: Support for new firmware
- Allow changing the icons in yes/no columns via column icon rules
- 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

Bug fixes:
- EPUB Input: Fix styles in existing titlepage not being flattened when the titlepage is preserved during conversion
- Fix conversion of grayscale JPEG-XR images not working
- Update the douban metadata download plugin to match changes to the website
- DOCX Output: Fix the preserve cover aspect ratio option not visible

Improved news sources:
- Respekt Magazine
- Associated Press
- Heraldo de Aragon
- El Correo
- El Periodico de Aragon
- A List Apart


Calibre 3.8.0 (64-bit)

New features
- Bulk metadata edit dialog: Add an action to set metadata from e-book files
- Server: Add an option to control the number of books displayed per page in the browser (Preferences->Sharing over the net->Advanced)
- DOCX Output: Add an option to preserve the cover aspect ratio in the output document
- Book details panel: An option to control the layout of the panel in 'Narrow' mode (Preferences->Look & feel->Book details)
- 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
- Fix a regression that broke fetching of metadata from Douban
- Cover grid: Fix Shift+arrow keys to manipulate selection not working
- Editor snippets: Dont lose the last selected word when the user triggers a non-existent snippet
- 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
- 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
- Linux: Fix file open dialog on older KDE desktops not working correctly
- Update Ozon.ru metadata plugin for website changes
- LIT Input: Fix a buffer overflow caused by malformed LIT files
- Conversion: Expand -epub-writing-mode to -webkit-writing-mode and writing-mode properties for maximum compatibility
- Linux: Fix SONY PRS-650 not being detected


Calibre 3.7.0 (64-bit)

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.
- 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
- DOCX Input: Fix framed lists being rendered with the frame inside the bullets instead of outside it
- Fix a regression that could cause conversion to crash when using the first-letter CSS pseudo selector and outputting to MOBI or DOCX
- Conversion: Fix remove first image option not working for comic input with the disable comic processing option
- Server: Fix tooltip not working in the cover grid view
- Workaround for Qt bug that prevented using the shift and ctrl keys with the touchscreen
- 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


Calibre 3.6.0 (64-bit)

New features:
- 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.
- 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.
- DOCX Output: Convert images placed by themselves inside block tags as block images rather than inline images.
- 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.
- Browser viewer: Fix books that contain broken links with unicode characters in their paths not working.
- 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


Calibre 3.5.0 (64-bit)

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
- PDF Output: Fix a regression in 2.83 that caused occasional blank pages at the end of chapters when using headers/footers
- Get books: Update store plugins for ebook.nl and the various amazon websites
- Edit book: Hide editor toolbars if they are empty
- 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
- Fix option to not save cover separately when using Save to disk not working
- Server: Fix an error on browsers that do not support blob storage in IndexedDB
- 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
- Edit Book: Handle non-normalized unicode characters in file names better

Improved news sources:
- Mediapart
- New Yorker
- Boston Globe
- Private Eye


Calibre 3.4.0 (64-bit)

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.
- Server OPDS feeds: Fix incorrect counts in letter categories when there are lowercase names.
- 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.
- Fix calibre startup crash caused by Quickview when the applied virtual library is empty (has no books)

Improved news sources:
- FOX News
- Private Eye


Calibre 3.3.1 (64-bit)

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.
- Server OPDS feeds: Fix incorrect counts in letter categories when there are lowercase names.
- 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.
- Fix calibre startup crash caused by Quickview when the applied virtual library is empty (has no books).

Improved news sources:
- FOX News
- Private Eye


Calibre 3.3.0 (64-bit)

New features:
- Quickview panel: Allow opening and closing the panel via the Layout button in the bottom right corner
- Book details panel: Allow right clicking on author names to search for books by the author on Amazon
- 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
- 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
- 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
- Handle non-ASCII binary strings in the author_name_prefix/suffix tweaks

Improved news sources:
- Politico
- The Times
- The Sunday Times Magazine


Calibre 3.2.1 (64-bit)
- Fix for an issue that broke mouse wheel scrolling in the cover grid view


Calibre 3.2.0 (64-bit)

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
- macOS: Add headless support: calibre command-line utilities can now run on macOS machines without a screen

Bug fixes:
- Viewer: Fix incorrect display of pages in paged mode for books that override the box-sizing CSS property on the element
- Server: Fix timeout errors when using SSL (particularly common when running the server on windows)
- 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
- Server: Disallow client initiated SSL renegotiation

Improved recipes:
- The Australian
- Wired Daily

New recipes:
- Kitekinto


Calibre 3.1.1 (64-bit)
- Version 3.1.1 fixes a regression in 3.1.0 that prevented the standalone calibre-server.exe from working on Windows


Calibre 3.0.0 (64-bit)

New Features:
- 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
- CHM Input: Handle CHM files that have missing or empty root files.
- 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 Mai


Calibre 2.85.1 (64-bit)

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
- DOCX Output: Fix lengths specified in percentage of page size not being converted correctly
- DOCX Output: Fix some hyperlinks not working in word because the bookmark name is longer than forty characters
- DOCX Output: Prevent images from being larger than the page size
- 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


Calibre 2.85.0 (64-bit)

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
- DOCX Output: Fix lengths specified in percentage of page size not being converted correctly
- DOCX Output: Fix some hyperlinks not working in word because the bookmark name is longer than forty characters
- DOCX Output: Prevent images from being larger than the page size
- 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

New news sources:
- Balkanist by Darko Miletic

Improved news sources:
- Private Eye


Calibre 2.84.0 (64-bit)

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
- DOCX Output: Fix links to empty inline tags not working
- DOCX Input: Fix links that point to anchors placed in empty paragraphs not working
- PDF Output: Do not crash when unable to find page for link destination, instead use previous page
- 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
- 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

New news sources:
- First Things by John Hutson

Improved news sources:
- Private Eye
- Die Zeit
- NYTimes Tech Beat


Calibre 2.83.0 (64-bit)

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
- 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
- Amazon metadata download: Fix title and author names being bold in the downloaded comments when using bing to get amazon metadata
- PDF Output: Fix a regression that broke PDF Output for documents containing mathematics
- 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


Calibre 2.82.0 (64-bit)

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.
- 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.
- 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


Calibre 2.81 (64-bit)

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.
- Edit Book: Saved searched Dialog: Allow re-arranging the saved searches using drag and drop.
- 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


Join our mailing list

Stay up to date with latest software releases, news, software discounts, deals and more.

Subscribe