What's new

See what's new in calibre 7.0

Release: 7.12 [30 May, 2024]

New features

  • E-book polishing: Add option to download external resources (images/stylesheets/etc.)

    Closes tickets: 2067167

  • Conversion: Add an option under Structure detection to automatically fill in blank alt attributes for images that have alt text in the image file metadata
  • Content server: Use the book title as the filename for downloaded highlights

    Closes tickets: 2067437

  • Review downloaded metadata dialog: Add a "Previous" button to go back to the last reviewed book

Bug fixes

  • Content server viewer: Fix the bottom of the text being cut off on mobile browsers when not in full screen mode. Unfortunately, this means the viewer now requires a browser no more than two years old.
  • Kindle driver: Increase the size of the cover thumbnails sent to the Scribe

    Closes tickets: 2067168

  • Kindle output: Fix cover images that contain EXIF data without a rotation not displaying on the Kindle lockscreen

    Closes tickets: 1943495

  • E-book viewer: Fix ruby tags not excluded when searching for text
  • Content server viewer: Fix a regression in the previous release that broke searching

    Closes tickets: 2067128

Improved news sources

  • Economist Espresso
  • Slate

Release: 7.11 [24 May, 2024]

New features

  • Kindle driver: Add support for sending cover thumbnails to the Kindle Scribe
  • A new options under Preferences->Look & feel to draw covers with rounded corners
  • Bulk metadata edit: Add a new tab where you can create rules to transform tags/authors/publishers for the selected books

    Closes tickets: 2064674

  • Tag browser context menu for Formats now has Open with menu items

    Closes tickets: 2065544

  • E-book viewer: When hovering over the top/bottom margin show a button indicating that a click will open the viewer controls. Can be configured via The Headers and footers section of the viewer Preferences.

    Closes tickets: 2064665

  • Spell check dialog: Also show count of currently displayed words

Bug fixes

  • E-book viewer: Fix searching not ignoring ruby text

    Closes tickets: 2065249

  • Edit book: Save the state of the current book when opening a new book via File->Open book
  • Edit book: Fix importing a list of words into a user dictionary not working

    Closes tickets: 2064887

  • EPUB3 metadata: Do not fail to read metadata in the presence on invalid calibre user metadata in the OPF file with empty keys
  • Get books: Fix rules to map tags on adding books not being applied to books downloaded via Get books
  • Spellcheck dialog: Move the checkbox to hide correctly spelled words with the rest of the checkboxes that filter the word list

    Closes tickets: 2064792

New news sources

  • Collider, Comic Book Archive, Make Use Of, MoviewWeb and ScreenRant by Spicy Poison
  • Lex Fridman Podcast by unkn0wn

Improved news sources

  • Slate
  • Wall Street Journal
  • London Review of Books
  • Economist
  • Bloomberg
  • Business Week
  • The World Ahead
  • National Geographic

Release: 7.10 [03 May, 2024]

New features

  • Export of calibre data: Ensure individual part files in the exported data are no larger than one gigabyte even if the library contains individual files larger than that size.

    Note that this means that exports created by calibre from this version on will not be importable by earlier versions. However, exports from earlier versions should still be importable.

  • Edit book: Spell check: Add options to exclude words in ALL CAPS or with numbers or in camelCase/snake_case from the list of words
  • Allow easily inverting the current search via the right click menu on the search box

Bug fixes

  • Kobo driver: Fix database unsupported error with newest firmware

    Closes tickets: 2064546

  • DOCX Input: Fix text elements containing only whitespace being incorrectly ignored

    Closes tickets: 2063301

  • Bulk metadata dialog: Do not fail when setting covers from ebook files and some of the files have invalid covers

Improved news sources

  • Economist
  • The Week
  • Caravan Magazine
  • Financial Times

Release: 7.9 [19 Apr, 2024]

New features

  • Kobo driver: Add support for the new color Kobo devices

    Closes tickets: 2060886

  • Edit book: Add a setting to control cursor width under Preferences->Editor settings
  • Edit book: Regex-function mode: Show a confirmation popup when closing the function editor when there are unsaved changes

Bug fixes

  • Fix undocked Quickview dialog not being restored at startup

    Closes tickets: 2060314

  • Windows: Fix an issue where closing a maximized calibre window to the system tray and then reconnecting with remote desktop would cause a blank calibre window to be displayed

    Closes tickets: 2044118

Improved news sources

  • El Correo
  • Eenadu
  • ORFonline
  • NatGeo
  • Harpers Magazine
  • New Yorker
  • Business Today
  • The Week
  • Asahi Shimbun
  • Outlook Magazine

Release: 7.8 [05 Apr, 2024]

New features

  • E-book viewer: Highlight panel: Allow filtering the shown highlights by type of highlight

    Closes tickets: 2057929

  • Conversion: Add support for the CSS text-transform property when subsetting embedded fonts
  • E-book viewer: Allow displaying the view mode paged/flow in the header/footer

    Closes tickets: 2060079

  • Book details popup window: Allow dropping of files to add formats/set the cover just as for the book details panel

    Closes tickets: 2059162

  • Book details: Context menu: Add a menu action to remove the associated link

    Closes tickets: 2058814

  • DOCX Input: Add role=doc-noteref for links to footnotes/endnotes so that they popup in more e-book readers
  • Add a "Mark all selected books" to the Mark action.
  • Add "Hide Empty Categories" to tag browser configuration menu

    Closes tickets: 2059169

  • Supernote: Support for new device firmware
  • Sort by tool: Add an action to re-apply the current sort

Bug fixes

  • Grid view cover cache: Fix covers not loading when cache entries are stale
  • Conversion: Do not change viewport relative font sizes used for SVG text elements

    Closes tickets: 2058798

  • Conversion: Fix <style> tags inside <svg> tags not being processed

    Closes tickets: 2058798

  • Get books: Update Kobo store plugin for website changes
  • EPUB Input: Use a translated name for the cover page

New news sources

  • Bergfreunde Blog by VoHe
  • Live Law and Politico.eu by unkn0wn

Improved news sources

  • Caravan
  • Global Times
  • New York Review of Books
  • Himal Southasian
  • The Week
  • CBC Canada

Release: 7.7 [14 Mar, 2024]

New features

  • Trim image: Allow specifying the size of the trim rectangle using numbers

    Closes tickets: 2056116

  • Full text search: Allow pressing Ctrl+S to select the current book in the calibre book list

    Closes tickets: 2056664

  • Speed up scrolling through the book list book-by-book by only redrawing the book details panel when scrolling pauses
  • Add a tweak under Preferences->Tweaks to set the first day of the week in popup calendars used to input dates

Bug fixes

  • CHM Input: Handle CHM files with no HHC Table of Contents

    Closes tickets: 2056470

  • E-book viewer: Fix a few settings such as pages per screen and header/footers not being saved in profiles
  • Full text search: Ignore text inside <ruby> tags when indexing books

    Closes tickets: 2056614

  • DOCX Output: Preserve spaces around soft hyphens
  • Book details popup: Copy the original cover image to the clipboard even when the image is rescaled to fit into view
  • Fix changing disabled colors in the UI color palette overriding non-disabled colors
  • Content server: Fix deletion of viewer profiles not working

Improved news sources

  • LiveMint
  • Bloomberg
  • National Geographic
  • MIT Technology Review
  • NY Review of Books
  • Scientific American

Release: 7.6 [01 Mar, 2024]

New features

  • E-book viewer: Allow saving current settings in "profiles" that can be quickly and easily swapped between

    Closes tickets: 1979022

    To create a profile or switch to a previously saved profile access "Profiles" from the viewer controls or press the `Alt+P` shortcut.

  • Edit book: Add a shortcut `Ctrl+M` to merge selected files

    Closes tickets: 2053144

  • Get books: Add support for Amazon Mexico
  • A new toolbar button to show all available actions in sub menus. Can be added via `Preferences->Toolbars & menus`
  • Edit book: Allow selecting multiple books to edit at once, opening all selected books in separate editor instances

Bug fixes

  • Cover grid: Fix dragging the mouse while holding shift to extend the selection not working well

    Closes tickets: 2054617

  • E-book viewer: Fix doing a multi-page selections sometimes causing the start of the selection to move backwards

    Closes tickets: 2054934

  • Edit book: Live CSS: Fix regression causing incorrect colors in calibre 7
  • Windows: Fix a regression in calibre 7 that caused images in long text columns to not be displayed in the tooltip for the column
  • Fix disabled items in menus having blurry text
  • Content server: Fix a regression in the previous release that caused an error when doing a search/sort on some browsers

New news sources

  • The Week UK by unkn0wn
  • Andhrajyothy by unkn0wn

Improved news sources

  • New Yorker
  • Moneycontrol
  • Swarajya Mag
  • nautil.us
  • Pro Physik

Release: 7.5.1 [09 Feb, 2024]

New features

  • Allow fine tuning the colors used in the calibre interface via Preference->Look & feel->Main interface->User interface colors

    Note that calibre no longer follows system colors on Linux in light mode (the only place where it used to follow system colors). However, there is a convenient button in the manage colors dialog to import the system colors.

  • Full text search window: Add actions to the context menu to open the book at the clicked on result. Also allow using the view book shortcut to open the currently selected search result

    Closes tickets: 2052462

  • When showing the Full text search dialog, pre populate the search box with the contents of the main calibre search box if the main search box contains a simple search

    Closes tickets: 2052460

Bug fixes

  • Windows: Fix a regression in 7.0 that caused images referring to files on the disk within comments columns to not display in some circumstances
  • E-book viewer: Fix clock showing hour as zero instead of 12 between 12 and 1 am/pm
  • Edit book: When wrapping selected text in a tag, preserve the selection after wrapping

    Closes tickets: 2050100

  • Content server: Fix a periodic spurious error message when reading books in offline mode

    Closes tickets: 2050075

  • Fix a regression in 7.0 caused by a regression in Qt that would result in calibre hanging rarely when using the cover browser view
  • Fix custom template functions not useable in save to disk templates

    Closes tickets: 2049992

  • Fix a regression in 7.2 that caused the popup used for editing fields in the book list to be mis-positioned on very wide monitors
  • Version 7.5.1 fixes a bug in 7.5.0 where calibre would not start up using dark colors when the system was in dark mode on some windows installs and another bug that could cause errors when using cover grid mode with covers stored in CMYK colorspace

    Closes tickets: 2052766

New news sources

  • ugeskriftet by morusn
  • Martin Fowler and Gitbug Blogs by Lucas Lois

Improved news sources

  • El Diplo
  • Science News
  • Barrons
  • Financial Times
  • Business Today
  • Le Monde
  • Scientific American

Release: 7.4 [19 Jan, 2024]

New features

  • Add support for the Supernote A6X2
  • Narrow layout: Place the cover browser above the book list when the window has a narrow aspect ratio. Can be controlled via Preferences->Look & feel->Cover browser
  • Category notes browser: Add a button to search for books in the currently selected category

    Closes tickets: 2046825

  • Keyboard shortcut to toggle main window layout (Alt+Shift+L)
  • Add the possibility to assign keyboard shortcuts to the tag browser sort functions

Bug fixes

  • Fix a regression in the previous release that caused the cover browser to not close when it is used as a separate window
  • Fix a regression in the previous release that caused comments in the Book details panel to be rendered below rather than at the side of the other information
  • Edit book: Fix highlighting of special character not changed immediately after it is edited, only after a subsequent action
  • Move Preferences to the left in the default toolbar, making it less likely to be hidden behind an expander button on small screens

Improved news sources

  • LiveMint
  • Foreign Policy
  • New Scientist

Release: 7.3 [05 Jan, 2024]

New features

  • Tag browser: Allow displaying buttons next to items that have notes or links for easy access. To enable these use Preferences->Look & feel->Tag browser
  • Font subsetting: Preserve all OpenType layout features. This makes the subset font files larger but ensures there is no visual degradation when using the subsetted font files in different contexts.

Bug fixes

  • macOS: Fix main calibre window not remembering its size on restart
  • Edit book: Fix the "Show changes" window moving down by a few pixels every time it is opened
  • Amazon metadata download: Fixes for various changes to amazon website markup

    Closes tickets: 2047257

  • E-book viewer: When looking up words via Google in Europe pre-approve the GDPR consent cookie

    Closes tickets: 2047181

  • Windows: Content server: Fix regression in previous release that broke testing for local connections

    Closes tickets: 2046673

  • Windows: Fix a regression that caused selections in the Book details panel to be invisible

New news sources

  • Hindustan Times Print Edition by unkn0wn

Improved news sources

  • Foreign Policy
  • Business Standard
  • Il Post
  • Indian Express
  • Washington Post

Release: 7.2 [15 Dec, 2023]

New features

  • Content server: Also listen for all incoming IPv6 connections by default, not just IPv4
  • Book details: Allow deleting notes from the right click menu easily

Bug fixes

  • Windows: Edit book: Fix a crash when using the check book tool with a book that contains malformed markup, in calibre 7

    Closes tickets: 2045133

  • Windows: Improve flickering at startup due to a Qt regression in calibre 7
  • Windows: Fix moving the main window causing popup/floating windows to be resized in calibre 7 due to yet another Qt regression
  • Fix detection of existing books on the Tolino Vision 6

    Closes tickets: 2044659

  • Linux: Fix external applications not being launched under Wayland in calibre 7 because of a bug in Qt
  • Linux: Fix network requests failing under Fedora in calibre 7

Improved news sources

  • Reuters
  • Scientific American
  • New Yorker
  • Times of India
  • infzm
  • singtaohk

Release: 7.1 [23 Nov, 2023]

New features

  • Notes editor: When pasting HTML with images offer to download remote images in the pasted content

Bug fixes

  • Fix regression in 7.0 that broke restore of db from backups
  • Content server: Fix newly added books on homepage not restricted to the books the logged in user is allowed to access
  • When starting in system tray do not flash the main window briefly

    Closes tickets: 2044118

  • Notes editor: Fix spurious error message when saving a note that contains pasted HTML that refers to an image
  • Fix a regression that caused the unknown/unset date to incorrectly be displayed/edited as a date in the year AD 101 in some timezones

    Closes tickets: 2043998

  • Comments editor: Fix data file links not working
  • Linux installer: Check that the user has libxcb-cursor.so.0 installed. If not quit early with an error message asking them to install it
  • LRF Output: Fix a regression in 7.0 that broke conversion to LRF

    Closes tickets: 2044408

New news sources

  • The World Ahead by unkn0wn

Improved news sources

  • Substack

Release: 7.0 [17 Nov, 2023]

New features

  • For details on the major changes in calibre between 7.0 and 6.0, see https://calibre-ebook.com/new-in/sixteen
  • The ability to add notes to any author, tag, series, etc. in calibre with links and images
  • E-book viewer: Add support for HTML image maps

    Closes tickets: 2040487

  • Content server home page: Show the three most recently added books in the default library
  • Content server: Add button to return to book details page at top level of controls
  • Content server: Book details: Open links in comments fields in the same window rather than a new window
  • Add a "Show items in selected books" choice to Manage tags and Manage authors
  • Show the previously used language, if any, second in the language selection drop down

    Closes tickets: 2042804

Bug fixes

  • Metadata download: Fix downloads from Google not working in Europe because of the GDPR

    Closes tickets: 2043415

  • Fix editing dates with days sometimes off by one day

    Closes tickets: 2042815

  • Edit book: Fix highlighting for special characters not visible when the cursor is on the line with the special character
  • Fix embedding metadata showing infinite error dialogs on windows if a file is locked by another program

    Closes tickets: 2043248

  • PDF Output: Fix an error when trying to set header or footer with an input document that has invalid content after the main body

    Closes tickets: 2040074

  • E-book viewer: Read aloud: Fix clicking on empty spaces causing read aloud to restart from beginning of chapter

    Closes tickets: 2042791

  • Book details: Fix Manage authors via context menu not working
  • E-book viewer: Showing chrome should close an active footnote popup first and only show chrome if the user repeats the action

    Closes tickets: 2041848

  • Fix very slow metadata updates on some PDF files

    Closes tickets: 2041745

  • Catalogs: Do not erase any tags the user adds to a catalog book entry when the catalog is re-generated

    Closes tickets: 1262875

  • Linux installer: Fix downloading of signatures for older versions

    Closes tickets: 2042748

  • Fix editing non-active Virtual library changes sort of book list

    Closes tickets: 2041357

New news sources

  • Bookforum, Kirkus Reviews and Poetry Magazine by ping

Improved news sources

  • Financial Times
  • National Geographic
  • Hamilton Spectator
  • Times of India
  • MIT Tech Review
  • Bloomberg
  • Washington Post
  • Project Syndicate
  • Cumhuriyet
  • Foreign Affairs
  • Harvard Business Review
  • Wall Street Journal

Release: 6.29 [20 Oct, 2023]

New features

  • E-book viewer: Add a command line flag --new-instance to force the viewer to open a new window even if the option to always use a single viewer window is set

    Closes tickets: 2038760

  • E-book viewer: Image popup: Add a checkbox to remember the last used zoom level

    Closes tickets: 2038862

Bug fixes

  • Annotations browser: Fix exporting highlights in markdown not including all chapter titles for books with only a single highlight per chapter or a multi level ToC

    Closes tickets: 2039336

  • E-book viewer: Fix a regression that could cause the viewer to enter an infinite loop when displaying the result of a search that has only one match that is not found

    Closes tickets: 2038747

  • E-book viewer: Fix the occasional search result being marked as not found even though it is found

    Closes tickets: 2038747

  • TXTZ Output plugin: Only keep images if the text format is one that can reference images

    Closes tickets: 2039474

  • TXTZ Output: Fix cover not being properly identified in the generated TXTZ metadata

    Closes tickets: 2038848

  • FB2 Input: Fix the "Annotations" section not showing up in the Table of Contents

    Closes tickets: 2038575

  • Linux: Content server: Do not call listen on pre-activated sockets

    Closes tickets: 2039395

  • Fix sort order of similarly-named hierarchical categories
  • Fix a regression that broke reading of covers from HTMLZ and TXTZ files

    Closes tickets: 2038778

New news sources

  • Project Syndicate, Scroll.in and Newslaundry by unkn0wn

Improved news sources

  • Wall Street Journal
  • Scientific American
  • 1843
  • Financial Times
  • Spectator Magazine
  • El Diplo
  • Wasshington Post
  • national Geographic

Release: 6.28.1 [07 Oct, 2023]

New features

  • Edit book: Show full path to book being edited in the status bar
  • Edit book: When adding dictionaries allow directly a LibreOffice adding the dictionary just by choosing the language
  • Edit book: When saving a copy add some convenience actions to edit the copy immediately either in the current editor window or a new window
  • E-book viewer: Highlights panel: Allow right clicking to export only selected highlights

Bug fixes

  • Edit book: Fix a regression in the previous release that caused Text search to sometimes not select matches correctly

    Closes tickets: 2034900

  • Edit book: When copying files do it in order so that the files are pasted in the same order when pasting into another editor instance

    Closes tickets: 2037198

  • Edit book: Fix smart tag insert not working correctly if the selected text starts with the closing angle bracket of a tag
  • Save to disk: Do not limit the total path length to 240 characters on non-Windows platforms

    Closes tickets: 2038238

  • Fix incorrect cover for AZW3 version of calibre User Manual

    Closes tickets: 2037898

  • Content server: Change formatting of book details to match new de-emphasized titles based formatting in the main calibre program

    Closes tickets: 2029723

  • PDF metadata: Fix a regression that broke updating metadata in PDF files without an /Info dictionary
  • NOOK driver: For the Glowlight 2023 write the calibre metadata files into the NOOK sub-folder as the firmware does not allow writing files into the root folder
  • NOOK driver: Fix Glowlight 2023 not being detected on Linux and macOS
  • E-book viewer: Make CFI calculation more robust especially on pages with very little content

    Closes tickets: 2037454

  • E-book viewer: Workaround bug in Chromium where getBoundingClientRect() fails sometimes leading to incorrect calculation of anchor positions

    Closes tickets: 2037543

  • Fix errors caused by .DS_Store files inserted into the .caltrash directory on macOS if the user happens to open .caltrash in Finder

    Closes tickets: 2037237

  • Version 6.28.1 fixes a regression in 6.28.0 that could cause errors when merging some book records in calibre

New news sources

  • Business Standard Print Edition by unkn0wn

Improved news sources

  • National Geographic
  • Bloomberg
  • Endgadget
  • Times of India
  • Horizons

Release: 6.27 [22 Sep, 2023]

New features

  • Kobo driver: Support updated firmware

    Closes tickets: 2034954

  • Nook driver: Add support for Nook Glowlight Plus 2023
  • Data files manager: Allow drag and drop of files onto the list of files to add new files
  • Support 7z archives in addition to ZIP and RAR for automatic ebook extraction when adding to calibre

    Closes tickets: 2036266

  • Linux/macOS: Fix detection of the Kindle Scribe with MTP firmware
  • E-book viewer: Allow clearing list of recently opened books from the open button's popup menu itself

    Closes tickets: 2034760

  • E-book viewer: Add a link to show the currently viewed book in the calibre library (Go to->Metadata in the viewer controls to access it)

    Closes tickets: 2034905

Bug fixes

  • Book information dialog: Fix a regression that caused incorrect color for titles in dark mode

    Closes tickets: 2034999

  • E-book viewer: Fix searching does not jump to first match if all matches are before current position in book

    Closes tickets: 2034977

  • EPUB Output: Fix duplicated title page entry in spine for books that define a title page that ends up getting split

    Closes tickets: 2035579

  • Allow for-light/dark-theme icon overrides to work for plugin icons placed by the user in the override folder
  • PDF Output: Fix background image + text not rendering correctly if the same background image is used with different text multiple times

    Closes tickets: 2035338

  • E-book viewer: Fix section titles in highlights panel being incorrectly expanded to full titles when the section has multiple highlights

    Closes tickets: 2034968

  • Prevent Quickview window from opening in the background

    Closes tickets: 2035039

  • Edit book: Fix a regression in the previous release that caused an error when doing text based searches

    Closes tickets: 2034900

New news sources

  • Times of India Print Edition by unkn0wn
  • Hindu Feeds based by unkn0wn
  • Australian Financial Review by unkn0wn

Improved news sources

  • Ambito
  • Financial Times
  • USA Today

Release: 6.26 [08 Sep, 2023]

New features

  • MTP driver: Support the new Kindle Scribe firmware that causes it to act as an MTP device instead of USB disk. Add "Documents" to the list of default folders to send books to
  • E-book viewer: Add a new option under scrolling behavior to control horizontal mouse wheel events jumping to next section
  • Allow full customization of Book details styling via Preferences->Look & feel->Book details

Bug fixes

  • Get books: Update ebooks.com plugin for website changes

    Closes tickets: 2023046

  • Edit book: Fix searching for non-BMP unicode characters highlighting only half the character
  • E-book viewer: Fix displaying more than one page per screen causing page layout to be slightly wrong for some books

    Closes tickets: 2034075

  • E-book viewer: Fix clicking on links with empty destinations hanging the viewer

    Closes tickets: 2034404

  • E-book viewer: Fix modifying, then jumping to and then modifying the highlight again from the highlights panel causing the highlight to be deleted

    Closes tickets: 2033981

  • E-book viewer: Fix indication of current section in Table of Contents sometimes wrong after changing font size

    Closes tickets: 2033205

  • E-book viewer/Content server: Disallow browser native context menu when right clicking in sandboxed iframes

    Closes tickets: 2033530

  • MTP driver: Ignore top level folders whose names start with a leading dot Also ignore AppleDouble files, top level system and fonts folders and sdr folders on Kindle devices
  • FB2 Input: use the <p> tag for paragraphs that dont contain other block content

    Closes tickets: 2033074

  • E-book viewer: Fix clicking on the back/forward buttons not working in some situations

    Closes tickets: 2033118

  • E-book viewer: Fix scrolling to Table of Contents items that are within a single internal file not activating the back button

    Closes tickets: 2032974

  • E-book viewer: Fix changing the sans-serif font without also changing the monospaced font not working

    Closes tickets: 2032694

New news sources

  • Nikkei Asia (Magazine) and Espresso by unkn0w7n

Improved news sources

  • National Geographic
  • Sportstar
  • Bangkok Post
  • MIT Technology Review
  • Bloomberg
  • Economic Times India
  • Firstpost

Release: 6.25 [18 Aug, 2023]

New features

  • Book details panel: De-emphasize titles making the actual data stand out more

    Closes tickets: 2029723

  • Allow using the new manage data files dialog from within the edit metadata dialog
  • Trash dialog: Allow right clicking on an entry to save it to disk

    Closes tickets: 2030342

  • When merging books by drag-and-drop add an option to use the dragged cover instead of the cover in the target book

    Closes tickets: 2027794

  • Create catalog: Add buttons to easily select all/non/visible fields when creating CSV/XML catalogs

    Closes tickets: 2031571

  • Preferences->Add your own columns: Add buttons to show/hide all columns

    Closes tickets: 2031570

Bug fixes

  • Fix a regression in the previous release that broke parsing of some ISO-8601 timestamps

    Closes tickets: 2031341

  • E-book viewer: Mouse wheel horizontal events should jump sections not internal file boundaries

    Closes tickets: 2030671

  • Fix Preferences->Add your own columns changing check state on moving columns

    Closes tickets: 2031569

  • Get books: update various Polish e-book stores for website changes
  • E-book viewer: Fix CFI parsing of numbers with trailing zeros causing some bookmarks to not work

    Closes tickets: 2029521

  • E-book viewer: Show an error when creating a bookmark if the bookmark position is not found

    Closes tickets: 2029521

  • CBR Input: Fix comics with extremely long internal filenames not working on Windows

    Closes tickets: 2031047

  • Edit book: Saved searches: Fix incorrect import in generated source code for some builtin functions
  • Data file manager: Fix errors on systems with larger font sizes

New news sources

  • The Oldie by Sophist
  • Various new Russian and Ukrainian news sources by Unknown

Improved news sources

  • Bloomberg
  • Focus
  • Epoch Times
  • Hindu
  • Business Today
  • NYTimes

Release: 6.24 [04 Aug, 2023]

New features

  • Easily manage the extra data files associated with a book by right clicking the edit metadata button and choose "Manage data files"

    Closes tickets: 2023509

  • Content server: Full text search: Allow searching a restricted subset of books

    Closes tickets: 2028216

  • E-book viewer: Allow clicking on calibre:// URLs

    Closes tickets: 2029014

  • Support fuzzier searching in the Tag browser find allowing unaccented characters to match accented ones

    Closes tickets: 2027727

Bug fixes

  • DOCX conversion: Preserve underline style and color

    Closes tickets: 2028404

  • Fix incorrect sorting of device view after some operations
  • Fix visit content server in browser not working when the content server is configured to listen on an IPv6 interface

    Closes tickets: 2023737

  • Fix one hour offset in some timezones on Windows for dates before 1970

    Closes tickets: 2028019

  • Windows: HTML Input: Fix error when trying to add HTML files with links to other files that are invalid pathnames

    Closes tickets: 2027763

  • Get books: Update various Polish language book stores for website changes

New news sources

  • The New Republic Magazine by ping
  • Inc42 by unkn0w7n

Improved news sources

  • Epoch Times
  • Business Standard
  • Tagesspiegel
  • Bloomberg Business Week
  • MIT Technology Review
  • Live Mint
  • Private Eye

Release: 6.23 [14 Jul, 2023]

New features

  • PDF Output: Add an option to discard the book cover instead of inserting it as the first page of the PDF

    Closes tickets: 2025942

  • Content server: Allow opening the Book details page for a matched book from the Full text search results page

    Closes tickets: 2025333

Bug fixes

  • Windows: Fix empty data folder getting created in the directory calibre is launched from when changing title/author for a book with an existing data folder
  • LIT Output: Fix error converting anything to LIT on Windows

    Closes tickets: 2026795

  • Ignore failures to expire old trash during startup
  • Amazon metadata download: Fix retrieval of publisher information from amazon.fr

    Closes tickets: 2025786

New news sources

  • ThePressProject by Sotiris Papatheodorou

Improved news sources

  • Guardian & Observer
  • Washington Post
  • Private Eye
  • Associated Press

Release: 6.22 [30 Jun, 2023]

New features

  • Kobo driver: Add support for newest firmware
  • Trash bin: Allow setting removed books to be permanently deleted on library close

    Closes tickets: 2023604

  • Windows: Nicer error message when file/folder is locked in another program

Bug fixes

  • PDF Output: Fix regression that caused large slowdowns when converting books with lots of internal HTML files to PDF
  • CHM Input: Fix ToC entries that use fragments not supported

    Closes tickets: 2024139

  • E-book viewer: Fix searching for text next to hidden text not scrolling to the match
  • E-book viewer: Fix selection popup not showing for some books on some platforms when the selection is in the top line

    Closes tickets: 2024375

  • DOCX Output: Fix multiple SVG images in the input document causing all the SVG images in the output to be just one of the input images

    Closes tickets: 2024433

  • MOBI Input: Ignore another form of corruption in trailing bytes

    Closes tickets: 2023943

New news sources

  • Radio Canada by quatorze
  • Deutschland Funk by Armin Geller

Improved news sources

  • Foreign Affairs
  • Nature
  • Bloomberg
  • LiveMint
  • Hindu and Hindu Business Line
  • Deautsche Welle
  • Horizons
  • Indian Express
  • Psych
  • Harper's Magazine

Release: 6.21 [13 Jun, 2023]

New features

  • DOCX Output: Add support for SVG images

    Now the generated DOCX will contain both the rasterized version of the SVG image and the original SVG image as the preferred source, which is supported by modern versions of Word.

  • E-book viewer: Allow configuring the actions triggered by touch gestures

    Closes tickets: 2023367

  • DOCX Input: Add support for SVG images

Bug fixes

  • Windows: Fix a regression in the previous release that could cause files to be deleted if one of the files/folders was open in another program while changing title/author in calibre
  • macOS: Fix extra dock icons visible when doing a job using Qt WebEngine such as converting to PDF or searching in Get books

    Closes tickets: 2023395

  • macOS and Linux: Fix an error when changing metadata or deleting books whose files are owned by another user

    Closes tickets: 2023476

  • CHM Input: Yet another regression opening CHM files with missing internal files on windows

    Closes tickets: 2023377

  • CHM Input: Resolve absolute links to resource files from the root of the CHM file

    Closes tickets: 2023431

New news sources

  • The India Forum by unkn0wn

Improved news sources

  • Guardian & Observer
  • Harper's Magazine Print recipe
  • Live Mint

Release: 6.20 [09 Jun, 2023]

Bug fixes

  • CHM Input: Fix a regression in the previous release that broke conversion of CHM files

    Closes tickets: 2021413

  • Windows: Make moving files in the calibre library folder more robust, locking folders in addition to files, before the start of the move
  • Get books: Update Barnes and Noble store plugin for website changes

    Closes tickets: 2023046

  • Kindle output: Only re-encode JPEG images with EXIF metadata if the metadata contains actual transpose operations

    Closes tickets: 2023189

  • PDF Output: Fix error when input document contains multiple instances of a font some with vertical metrics and some without

    Closes tickets: 2023041

  • PDF Output: Fix using CSS Multicolumns for body causing conversion to fail when header/footer is specified
  • MOBI Input: Fix a crash when converting some corrupted palmdoc compressed MOBI files

    Closes tickets: 2022035

  • E-book viewer: Ensure CSS stylesheets are interpreted as UTF-8

    Closes tickets: 2021554

New news sources

  • Prospect Magazine UK (Free) by ping

Improved news sources

  • Foreign Affairs

Release: 6.19.1 [29 May, 2023]

New features

  • HTML Input: Restrict adding of resources like images to only files within the folder hierarchy starting at the parent folder of the root HTML file Can be controlled by customizing the HTML to Zip plugin in Preferences->Plugins or the --allow-local-files-outside-root option to the ebook-convert command

Bug fixes

  • PDF Output: Fix regression in previous release causing non-English entries to be incorrectly encoded into the PDF bookmarks
  • PDF Output: Fix regression in previous release that caused blank pages when generating headers or footers
  • Book list: Fix editing-in-place not pre-selecting existing text for some column types

    Closes tickets: 2021367

  • Amazon.de metadata download: Update for site changes
  • PDF Output: Set /Creator and /Producer in /Info
  • Fix row height incorrect in Manage category dialog when blank

    Closes tickets: 2020906

  • 6.19.1 fixes a bug in 6.19.0 that broke the edit metadata dialog

    Closes tickets: 2021452

Release: 6.18.1 [26 May, 2023]

New features

  • Cover download: Allowing saving alternate covers to disk or in the book's data folder by right clicking on the cover

    Closes tickets: 2020603

  • Content server: Allow disabling full text search via the web interface

    Closes tickets: 2020237

  • When sending books to the device confirm the overwrite if the book already exists on the device

    Closes tickets: 2020233

  • E-book viewer: Handle horizontal wheel events as section jumps in paged mode
  • Comic Input: When grayscaling comic images use 16bit gray instead of 8bit for better fidelity

    When using the PNG format for images this results in larger files but with better grayscaling fidelity.

  • Add a new option in Preferences->Searching to disable keyboard searching in book list (i.e. you can turn off the behavior that pressing a key will jump to the first book whose title starts with that letter)
  • Manage categories dialog: Use alternating row colors and allow adjusting row height

    Closes tickets: 2018423

  • Allow assigning a keyboard shortcut in Preferences->Shortcuts to open the data folder of a book
  • Various improvements to syntax highlighting for the Markdown long text editor

Bug fixes

  • Fix a regression in 6.16 that broke restoring of the database

    Closes tickets: 2018025

  • Tag browser: Fix using F2 to edit items not allowing completion
  • Book details: Fix formatting of text when copying all book details in narrow mode
  • Book details: Fix copy all not respecting line breaks in fields
  • Fix a regression in previous release that broke scrolling when using the scroll_per_row tweak

    Closes tickets: 2018660

  • Fix a regression in the previous release that broke the category manager dialog in some situations

    Closes tickets: 2018548

  • 6.18.1 fixes a regression that broke setting metadata and generating PDF files in the macOS and Linux binary builds

New news sources

  • Irish Times Free by unkn0wn
  • elEconomista.es and El Confidencial by Hugo Meza

Improved news sources

  • NYTimes
  • Economist
  • Washington Post
  • Irish Independent and Irish Times
  • Live Mint
  • Psych
  • Hindu

Release: 6.17 [26 Apr, 2023]

New features

  • Font subsetting: Add support for WOFF format fonts and CID keyed fonts. Also further reduce file sizes when subsetting
  • Book details: Show a link to open the data files folder when data files are present
  • Template language: Add various functions to query the extra files associated with a book
  • Edit book: Compress images: Support compression of images in the WEBP format as well

    Closes tickets: 2017195

  • Comments editor: Add buttons to create links to data files and also to folders easily when inserting a link
  • Allow displaying the id, formats and path builtin columns via Preferences->Add your own columns
  • Trash bin: Add a button to clear the bin

    Closes tickets: 2017232

  • Metadata editor: Use a dedicated editor with preview for custom columns that store Markdown formatted text

Bug fixes

  • Fix a regression in the previous release that could result in empty author folders remaining in the library when the author of a book is changed
  • Fix the data files associated with a book not being handled when using the Merge books and Copy to library functions

    Closes tickets: 2017373

  • Fix a regression in the previous release that broke some operations in the Manage tags/authors/etc. dialogs
  • Ensure metadata.opf is always written when deleting book even if it is not sequenced for backup

    Closes tickets: 2017217

Improved news sources

  • Scientific American

Release: 6.16 [20 Apr, 2023]

New features

  • Allow storing extra data files with a book

    Right click the Add books button to add arbitrary files as "data files" to a book record. These are managed by calibre along with the book files, but cannot be used for conversion/viewing. Select a book and press the "O" key to view the data files in your file explorer.

  • Allow undoing the deletion of books from the calibre library

    Now deleted books are stored in a calibre "Trash bin" from which they can be restored with a single click. To view the trash bin, right click the "Remove books" button.

  • Kobo driver: Add support for the new Kobo Elipsa 2E

    Closes tickets: 2016070

  • Book details: if an item has an associated link then offer that link in the item's context menu

Bug fixes

  • Content server viewer: Fix end of chapter content being occasionally skipped when scrolling by screen full with multiple pages

    Closes tickets: 2015617

  • E-book viewer: Fix a regression that caused notes from a different highlights to be shown in some situations

    Closes tickets: 2017130

  • E-book viewer: Show an error if the user tries to search for only punctuation or spaces in the search modes that ignore these

    Closes tickets: 2015795

  • Fix custom columns not showing in Book details links from other libraries

New news sources

  • Bar and Bench by unkn0wn
  • The Washington Post Print Edition by unkn0wn

Improved news sources

  • Frontline
  • Outlook Magazine

Release: 6.15.1 [07 Apr, 2023]

New features

  • Allow adding external links to tags, series, publishers, etcetera in addition to authors

    The links show up as click-able icons in the book details panel. They can be set by right clicking the author/tag/etc. in the Tag browser and choosing "Manage"

  • calibre:// URL scheme: Add support for a new type of URL that pops up the metadata of the specified book in a new window

    Works even with books not in the current library. See https://manual.calibre-ebook.com/url_scheme.html#open-a-book-details-window-on-a-book-in-some-library for details

  • EPUB Output: Do not shrink images to fit the screen size by default, as modern readers do this themselves well enough. Can be controlled via an option in the EPUB Output section of the conversion dialog
  • Edit metadata dialog: Add buttons to pop up the category editing windows easily
  • Metadata download: Allow specifying rules to transform publisher names in addition to author and tag names

    Closes tickets: 2012304

  • Edit metadata dialog: Use both a colored border and an icon to indicate errors in line edits

    Closes tickets: 2007764

  • A new tweak in Preferences->Tweaks to control what program is run when clicking on URLs in calibre

Bug fixes

  • E-book viewer: Fix a regression that caused incorrect highlight collision detection in some books

    Closes tickets: 2009586

  • E-book viewer: Fix images embedded inside SVG tags not available for viewing in a pop-up
  • DOCX Input: Do not ignore images that are present as fallbacks for a word drawing object

    Closes tickets: 2013972

  • Comic Input: When converting grayscaled PNG images to PNG ensure output images are stored as indexed PNG
  • Fix active tab not easy to distinguish in dark mode

    Closes tickets: 2012797

  • Content server: Fix re-opening book from home page after making progress not opening to correct last read position when a user is logged in

    Closes tickets: 2011755

  • Comments editor: When copying to clipboard, copy clean HTML rather than the junk Qt produces

    Closes tickets: 2012760

  • Version 6.15.1 fixes an issue with the new URL scheme popping up incorrect book details windows

New news sources

  • Tehelka by Areet Mahadevan
  • The Wire by unkn0wn

Improved news sources

  • Saechsische Zeitung
  • LA Times
  • Mediapart
  • Live Mint
  • The Hindu

Release: 6.14.1 [16 Mar, 2023]

New features

  • Edit metadata: When setting a cover from comic files allow choosing which page to use as the cover

    Closes tickets: 2007765

  • Allow display of columns built from other columns as comments in Book details

    Closes tickets: 2009304

  • Comments editor: Add a shortcut for "Paste and match style" (Ctrl+Shift+V)

Bug fixes

  • macOS: ToC Editor: Fix mouse becoming unusable when trying to create a new entry

    Closes tickets: 2004639

  • When computing title sorts strip leading and trailing quotes, not just leading quotes
  • Content server viewer: Fix searching only showing results from the current chapter onwards

    Closes tickets: 2009268

  • Check book: Fix some incorrect line numbers reported in a few CSS error messages

    Closes tickets: 2009735

  • Fix regression in 6.14.0 that caused some generated resources to be excluded from the calibre source bundle
  • Fix regression in 6.14.0 that broke using paths with single quotes in them for the calibre library

    Closes tickets: 2011586

  • Fix ToC Editor on macOS in 6.14.0 not working inside the Edit book tool only

Improved news sources

  • Strange Horizons
  • The Saturday Paper
  • New Scientist
  • The Mainichi
  • DR Nyheder
  • New York Magazine
  • Bloomberg
  • Deccan Herald

Release: 6.13 [17 Feb, 2023]

New features

  • Content server: E-book viewer: Long tapping on an image now causes it to be displayed in an internal popup rather than a new window as some browsers block the creation of new windows

Bug fixes

  • E-book viewer: Fix some adjacent highlights with nothing in between them not being displayed.
  • Content server: Workaround for Safari regression causing bookmarks to disappear on reload

    Closes tickets: 2006726

  • E-book viewer: Read aloud: Fix a regression in the previous release that caused the Read aloud controls to not reappear when Read aloud is canceled and restarted

    Closes tickets: 2007039

  • E-book viewer: Read aloud: Fix a regression in the previous release that caused an error when using Read aloud on a chapter with no text, such as the cover page

    Closes tickets: 2006062

  • E-book viewer: Fix a regression that caused a spurious error on Windows when reading out selected text
  • Fix a regression in calibre 5.0 that broke sorting the device view by title if one of the books has an empty title

    Closes tickets: 2007165

  • Edit book: Spell Check dialog: Fix second word not getting selected when after first word is fixed
  • Improve hover highlight color in tree views

    Closes tickets: 2004621

New news sources

  • The Economist Espresso by unkn0wn
  • Science X by unkn0wn
  • Horizons by unkn0wn
  • Deccan Herald by unkn0wn
  • The Monthly by unkn0wn

Improved news sources

  • CNN
  • Bloomberg

Release: 6.12 [03 Feb, 2023]

New features

  • E-book viewer: Read aloud: On Windows switch to using the new Microsoft speech subsystem with access to more voices

    Note that this means that old voice, speed and audio devices setting will not be used so a reconfiguration might be needed.

  • calibre:// URL scheme: allow specifying a Virtual library for show_book URLs

    Closes tickets: 2003712

  • Add by ISBN: Allow adding using identifiers other than ISBN as well

    Closes tickets: 2003227

  • Update bundled Qt to 6.4 this means calibre on macOS is now only supported on Big Sur and newer
  • Spell check dialog: Allow up and down arrow keys to work regardless of focus
  • Allow multiple Template tester dialogs

    Closes tickets: 2002257

Bug fixes

  • Windows MTP device driver: Ignore failure to enumerate objects inside non-root folders

    There are apparently a lot of devices out there that fail in this way. So rather than aborting the scan simply ignore the folder.

  • Book list: Fix a regression in the previous release that broke dragging to select multiple books
  • Content server viewer: Fix reload book not actually reloading until the browser is also refreshed

    Closes tickets: 2004197

  • E-book viewer: Fix occasional false warning about highlight being overwritten

    Closes tickets: 2003916

  • E-book viewer: Fix detection of selected highlights when all text is selected

    Closes tickets: 2003908

  • Fix an error when embedding metadata into a large number of books

    Closes tickets: 2003729

  • When updating metadata in EPUB 2 files and no language is specified, do not remove the <dc:language> tag as this causes epubcheck to complain. Instead set the language to "und"

    Closes tickets: 2004522

  • Wireless device driver: Remove the timeout for initial connection

    Closes tickets: 2004083

  • Use an icon rather than a color to report errors in fields and the search box

    Closes tickets: 2003652

  • Conversion dialog: Regex builder: Workaround bug in Qt that prevented searching for non breaking spaces in the wizard used to test search expressions
  • Spell check dialog: move down after correcting word, not up

    Closes tickets: 2002864

  • Get books: Fix Mobileread store plugin not working

    Closes tickets: 2002534

New news sources

  • Boston Globe Print Edition by unkn0wn
  • Observer Reach Foundation by unkn0wn

Improved news sources

  • Jerusalem Post
  • LiveMint
  • The Seattle Times
  • India Today
  • Outlook Magazine
  • Live Mint
  • Irish Independent
  • Irish Times

Release: 6.11 [06 Jan, 2023]

New features

  • Edit book: Check book: Allow automatic fixing of various simple CSS errors
  • E-book viewer: When Read aloud is speaking, make the control bar translucent so that words under the bar are visible
  • Edit book: Switch to a new library (stylelint) for find problems in CSS as the old library was no longer maintained.
  • Edit book: File browser: Allow using keyboard shortcuts to re-order the spine
  • calibredb list: Allow specifying multiple fields for --sort-by

    Closes tickets: 1982532

  • Check library: Allow opening the book folder easily

    Closes tickets: 2000037

Bug fixes

  • Fix windows not being moved onto the current monitor when they were previously visible on a removed monitor that was to the left of the current monitor
  • Book list: Fix a regression in the previous release that broke drag and drop of multiple books

    Closes tickets: 1999995

  • Fix detection of Tolino Vision 6 on macOS/Linux

    Closes tickets: 2000877

  • Content server: Fix auto full screen not working when continuing to read books with user account enabled

    Closes tickets: 2001880

  • Edit book: Set semantics: Fix error when setting the "Notes" semantic
  • HTMLZ output: Fix images referred to in CSS stylesheets not being converted

    Closes tickets: 1999956

  • Book details panel: Fix HTML comment tags in the comments breaking display of book details

    Closes tickets: 2000881

  • Content server home page: When showing recently read books from across devices hide the entries for which loading the cover fails
  • Windows Text-to-speech: Do not fail to configure if one of the voices has no defined language
  • Fix a regression in calibre 5 that broke using a file for the --extra-css option of ebook-convert
  • Content server FTS: Fix page header bar not visible
  • Content server: Fix identifiers from third party metadata download plugins not becoming clickable links on the book details page
  • Edit book: Warn when saving will overwrite a read-only file
  • Fix restoring geometry of maximized/fullscreen dialogs forcing them visible
  • Fix a regression in the previous release that caused spurious error message when doing some out of band searches

    Closes tickets: 1999936

  • Fix a regression in the previous release that broke choosing new programs for the Open with function

New news sources

  • NHK News - by Richard A. Steps
  • Globes in English by barakplasma

Improved news sources

  • PC World
  • HNA
  • Caravan Magazine
  • Harvard Business Review
  • Various Israeli news sources

Release: 6.10 [16 Dec, 2022]

New features

  • Content server: Add support for searching the full text of books. Simply click the FTS link on the search page to start a full text search.
  • Content server: When using user accounts, the homepage now shows recently read books from any device not just the current device

    Closes tickets: 1998557

  • Kobo driver: Bump the max supported firmware version

    Closes tickets: 1999685

  • Conversion: New Output profile for the Kindle Scribe

    Closes tickets: 1998780

  • Check library: Allow ignoring folder names as well as files names

    Closes tickets: 1998705

Bug fixes

  • Edit book: Fix various formatting operations not inserting the tags in the correct place in the presence of non-BMP characters

    Closes tickets: 1999349

  • Edit book: Use <s> instead of <strike> for strikethrough
  • Edit book: Fix export saved search to search panel not preserving the wrap checkbox state

    Closes tickets: 1998899

  • Content server: Redirect the index page to always have trailing slash when using URL prefixes

    Closes tickets: 1998767

  • Book list: Workaround for change in Qt 6 behavior where clicking on an already selected row does not deselect other rows
  • Windows: Fix a regression in calibre 6 causing Open with to not extract icons from EXE files

    Closes tickets: 1998165

New news sources

  • Fokus by Henrik Holm
  • Press Information Bureau by unkn0wn
  • Himal Southasian by unkn0wn
  • Indian Express Print Edition by unkn0wn

Improved news sources

  • Indian Express
  • Financial Times
  • TIME Magazine
  • Hindu Business Line Print Edition
  • Arts and Letters Daily
  • Frontline
  • Sportstar
  • New Yorker

Release: 6.9 [25 Nov, 2022]

New features

  • E-book viewer: When exporting highlights as plain text include titles from chapters at all levels not just the first level
  • Edit book: Reports: Show the number of words per file in the Files section of the report
  • Windows builds: sign DLLs in addition to EXEs to make Microsoft's new "Smart App Control" tool happy
  • Sending by email: When adding comments also add series
  • Nook driver: Put files in NOOK/Books instead of NOOK/My Files on recent nook devices so they are all listed in one place in the NOOK UI

    Closes tickets: 1990730

  • calibredb list: Allow using a template as one of the returned fields
  • Tag browser: Add context menu action to turn on/off sub-categorization for a category

Bug fixes

  • Merging books: Fix title sort not being updated when the title is updated

    Closes tickets: 1996802

  • Content server viewer: Fix incorrect sorting of highlights in the same paragraph
  • Content server viewer: When exporting highlights as text include chapter titles
  • Improve rendering of the separator handle dots introduced in the previous release
  • Edit book: Fix regression in previous release causing applying any container update marking all open image editors as modified
  • Fix a regression in the previous release that caused copying book details to clipboard to use unix line endings on windows

Improved news sources

  • Bloomberg
  • The Globe and Mail
  • Spectator Magazine
  • The New York Times
  • The Hindu
  • MIT Technology Review

Release: 6.8 [04 Nov, 2022]

New features

  • Allow customizing the buttons available to the right of the search bar in the main calibre window via Preferences->Toolbars & menus->The buttons on the searchbar
  • Book details panel: Allow adjusting the space used by the cover with a splitter

    Closes tickets: 1994065

  • Make splitter handles more visible in the calibre UI style
  • When sending by email to Kindle do not include the author in the filename as Amazon is currently reading the author from the file metadata but not the title

    Closes tickets: 1994136

Bug fixes

  • Book list: Fix incorrect rendering of yes/no icons when they are configured to have only two values

    Closes tickets: 1993051

  • Nook driver: Send books to the NOOK folder for the 2021 Nook model as well

    Closes tickets: 1990730

  • Improve performance in very large libraries of various UI operations such as right clicking, marking books, etc.
  • Fix edit metadata dialog not remembering its position and improve how calibre restores window position and size on multi-monitor systems
  • Conversion: Fix CSS styles applied to SVG elements being discarded
  • EPUB Input: Fix empty Adobe page number template file causing conversion to fail

    Closes tickets: 1995551

  • E-book viewer: Fix rendering of comments in metadata display when using a dark color scheme

    Closes tickets: 1995214

  • AZW3 Input: Fix svg images that use a prefix for the SVG namespace not being recognized

    Closes tickets: 1994988

  • Edit book: Fix double clicking in the see what changed dialog not opening the file in the editor since calibre 6.0
  • Edit book: Fix modified indicator on images not working correctly when replacing the image
  • Amazon metadata download: Adapt the plugin for website changes

New news sources

  • Fifty Two by unkn0wn
  • Bloomberg and Bloomberg Business Week by unkn0wn

Improved news sources

  • Army and Navy Times
  • eenadu_ap
  • Handelsblatt

Release: 6.7 [14 Oct, 2022]

New features

  • Template language: A new "Python template mode" which allows using arbitrary Python code in templates
  • Tag browser: Allow removing format from selected books by right clicking on the format in the Tag browser

    Closes tickets: 1992273

  • E-book viewer: Ask for confirmation when creating a highlight that will overwrite existing highlights

    Closes tickets: 1991597

  • Book list: Allow changing column widths via a dedicated dialog by right clicking on column headers

Bug fixes

  • E-book viewer: Fix a regression that broke adding of new lookup sources

    Closes tickets: 1992278

  • E-book viewer: Fix copy to clipboard not ignoring text from elements that are marked as non user selectable

    Closes tickets: 1991504

  • Content server: When adding books, run all file type plugins before reading metadata

    Closes tickets: 1992244

  • Edit book: Preview panel: In dark mode when all of the background/foreground/link colors are set to "No change" do not render the book using dark colors
  • Version 6.7.1 fixes a regression in the previous release that broke the delete specific format from book function

Improved news sources

  • The Athletic
  • der Standard
  • The Economic Times India Print Edition
  • Indian Express
  • India Today Magazine
  • Caravan Magazine

Release: 6.6.1 [30 Sep, 2022]

New features

  • Book details: allow displaying multi-valued categories such as tags on separate lines via Preferences->Look & feel->Book details
  • Tag browser: When searching the Tag browser allow also filtering the book list to show only books that match one of the categories currently shown in the Tag browser.

    Closes tickets: 1989813

    To use enable the two Preferences: "Preferences->Look & feel->Tag browser->Hide empty categories" and "Find shows all items that match". Then, when searching the Tag browser, press Ctrl+Alt+Shift+F to restrict the displayed books.

  • Edit book: When right clicking on HTML files in EPUB 3 books, allow marking them as the Table of Contents (NAV document)

    Closes tickets: 1990507

Bug fixes

  • EPUB Output: Fix converting a document with obfuscated fonts to EPUB 3 not working

    Closes tickets: 1990185

  • Edit book: Fix an error when processing books that contain comments inside unknown CSS @ rules

    Closes tickets: 1990660

  • Content server: Fix jumping to locations such as bookmarks not working on iPhone/iPad running iOS >= 15

    Closes tickets: 1989722

  • Font subsetting: Fix :first-line and :first-letter pseudo classes not being handled correctly

    Closes tickets: 1990766

  • Workaround for Amazon's email delivery service not reading metadata from inside ebook files
  • Edit book: File list: Fix pressing Tab key while renaming a file not starting the rename of the next file
  • Version 6.6.1 fixes a regression that caused the Edit metadata window to not remember its last used size. Note that you will have to resize it once after updating to 6.6.1, after which the size will be remembered.

Improved news sources

  • SCMP
  • Spectator Magazine
  • Spiegel Online International
  • Engadget

Release: 6.5 [16 Sep, 2022]

New features

  • Kobo driver: support the new Kobo Clara 2e
  • When running calibre with the --with-library command line flag and calibre is already running, switch to the specified library in calibre

    Closes tickets: 1989631

  • E-book viewer: Ask for confirmation when deleting a custom highlight style

    Closes tickets: 1988443

  • Do not show the virtual libraries tab bar when no virtual libraries are present

    Closes tickets: 1988609

  • Tag mapper: When specifying the replacement tag allow completion from the tags in the currently open library
  • Template language: New functions strcasecmp() and to_hex()

Bug fixes

  • Comments editor: Workaround for Qt inserting invalid font-weight when converting a paragraph to a heading

    Closes tickets: 1989177

  • E-book viewer: When displaying highlights do not group highlights from different chapters when the chapter titles are identical

    Closes tickets: 1988590

  • Tag browser: Fix error if a User category contains a reference to a deleted custom column
  • When sending books by email to the Kindle and PocketBook email delivery services use random subject and filenames consisting of simple English letters to try to workaround various bugs in their email processing code

    Closes tickets: 1989282

Improved news sources

  • The Wall Street Journal
  • Open Magazine
  • The Baffler
  • Dark Reading
  • New York Times
  • NYTimes Cooking
  • NYTimes Sports Beat
  • Outlook Magazine
  • Foreign Affairs

Release: 6.4 [02 Sep, 2022]

New features

  • Conversion pipeline: Add support for !important when flattening CSS rules

    Closes tickets: 1987011

  • Content server: Use the chapter title as the base bookmark name when creating new bookmarks

    Closes tickets: 1986786

  • Allow changing the search order when clicking on items in the Tag browser (Preferences->Look & feel->Tag browser->Hierarchy and searching)
  • Check library: Make vacuuming the full text database optional as it is very slow and memory intensive

    Closes tickets: 1986500

  • Tag browser: Move the preferences for controlling the order and display of categories in the Tag browser from Preferences->Tweaks to Preferences->Look & feel->Tag browser

    Closes tickets: 1987235

  • User category editor: Hide items not visible in the Tag browser

    Closes tickets: 1984121

  • Allow adding a button to show the Manage categories window to the toolbars via Preferences->Toolbars & menus
  • Google metadata download: When excluding results from a web search because they don't match the specified title/author ignore diacritics, accents, etc.

Bug fixes

  • E-book viewer: Lookup: Google dictionary: Add some padding at the left and right margins

    Closes tickets: 1986963

  • E-book viewer: Lookup word in Google dictionary: Fix meanings of some words not being shown in the user's preferred language

    Closes tickets: 1985855

  • Fix calibredb backup_metadata --all operating only on dirty books not all books

    Closes tickets: 1987390

  • Do not VACUUM FTS db when exporting library as it can be very slow

    Closes tickets: 1987557

  • Windows: Nicer error message when attempting to run viewer/editor on machine without MediaPack installed
  • Edit book: Reports: Fix rendering of images in the images report table
  • Content server: Fix formatting of dates for custom columns using ISO format

    Closes tickets: 1986412

New news sources

  • Brhat by Vishwas Vasuki
  • Cachys Blog by Volker Heggemann
  • Various Russian and Ukranian news sources by bugmen00t

Improved news sources

  • Live Law and Live Mint
  • Financial Times and MIT Technology Review
  • Business Standard and Indian Express
  • Nautilus
  • High Country News
  • Outlook Business Magazine

Release: 6.3 [12 Aug, 2022]

New features

  • E-book viewer: Allow searching for nearby words using a new "Nearby words" search mode
  • calibredb: New fts_search and fts_index commands to perform full text searching from the command line
  • Image viewing popup: Allow zooming using the standard shortcuts of Ctrl+plus/minus

    Closes tickets: 1985021

Bug fixes

  • Fix a regression in calibre 6.0 that broke remembering the previous sort order for a column
  • Fix a regression in calibre 6.0 that broke processing of very high resolution images

    Closes tickets: 1983484

  • Full text search: Fix error when using restrict searched books and more than 900 books are present in the searched list

    Closes tickets: 1983230

  • E-book viewer: Fix parsing of CSS styles with @supports rules not working
  • E-book viewer: Speed up initial render of books with lots of CSS in <style> tags by not prettying the CSS
  • Google books metadata download: Fix paragraphs not being recognized

    Closes tickets: 1983126

  • Content server: Fix light background for comments editor in dark mode
  • Content server: Fix margin and body background color mismatch when reading books with a non-white/black color scheme

    Closes tickets: 1985058

  • Content server: Fix long tapping in the notes edit area incorrectly changing the highlight extent

    Closes tickets: 1983271

  • Google search engine: Fix for different URL encoding used by Google servers in Portugal
  • Check library: Fix vacuum not running on FTS db

New news sources

  • Various Russian and Ukranian news sources by bugmen00t

Improved news sources

  • Wirtschaft Woche
  • Scientific American
  • Popular Science
  • Mediapart
  • MIT Technology Review
  • Indian Express
  • Eenadu

Release: 6.2.1 [29 Jul, 2022]

New features

  • Full text search: Ignore soft hyphens when extracting searchable text from books. Note that you will have to re-index your library to take advantage of this.
  • Content server: Have the Read button open PDF files in the browsers builtin PDF viewer rather than the calibre viewer since the calibre viewer is not well suited to PDF
  • Kobo driver: Add support for new firmware
  • Create icon theme dialog: Add a checkbox to install the newly created theme into calibre
  • Allow re-indexing a book for FTS by right clicking the Book details panel

Bug fixes

  • Content server: Workaround for Chrome bug causing multiple sign in prompts when connecting to the server after restarting Chrome

    Closes tickets: 1982060

  • Fix a regression in 6.0 that broke rendering of first page of EPUB as cover when the EPUB has no actual cover
  • Content server: Fix a regression in 6.0 that caused incorrect rendering of comments metadata in the book details panel in dark mode

    Closes tickets: 1981886

  • FB2 Input: Fix a regression in 6.0 that broke conversion of FB2 on macOS

    Closes tickets: 1982743

  • Metadata download from Google: Switch to making the queries via a Google web search as this finds some books that searching via the API does not

    Closes tickets: 1982502

  • Book details panel: Fix clicking on items from an enumerated column containing ampersands not searching correctly

    Closes tickets: 1982651

  • Image editor: Do not allow initial mouse drag to create selection rect outside the image bounds
  • E-book viewer: Fix clicking on ToC entries moving keyboard focus to the ToC search box when the ToC window is floating
  • Fix a regression in 6.0 that caused the default cover to be rendered small in some contexts
  • Various bug fixes related to the new dark/light icon theme switching. Make the icons more consistent even when using the system theme. Use calibre specific file type icons when using the non native file dialogs. Allow creating dark/light override icons manually in the configuration folder.

    Closes tickets: 1981882

  • Disable the color theme setting when using system style

    Closes tickets: 1981909

  • When using a fixed color palette and the system colors are of different type enforce the color palette
  • Ignore Qt generated application palette changes when using a fixed palette

    Closes tickets: 1982050

  • In the icon theme chooser dialog show light and dark themes only in the light and dark tabs
  • Welcome wizard: Fix device names not being translated correctly leading to the same name being repeated for some devices

    Closes tickets: 1982035

  • Read aloud: Fix spurious error message on Linux about voices not being installed
  • Linux binaries: Bundle brotli and graphite2 as well as Qt links against them
  • FTS dialog: When keyboard navigation changes the current item ensure it stays visible
  • Binary builds: Fix Qt TLS backends not included

    Closes tickets: 1981887

  • Fix Qt WebEngine creating cache folders outside of the calibre cache directory
  • Version 6.2.1 fixes a regression in 6.2.0 that caused the Read button in the Content server to only work for PDF books

New news sources

  • The Athletic by unkn0wn
  • Various Russian and Ukranian news sources by bugmen00t

Improved news sources

  • Frontline
  • HBR
  • The Australian
  • India Today
  • Indian Express
  • India Today
  • Live Mint
  • The Atlantic

Release: 6.1 [16 Jul, 2022]

New features

  • Full text search: Add a button to re-index a book, useful if the book's contents have been changed outside calibre
  • Search queries now support quoting using "docstrings" for easier escaping
  • Linux installer: Check for libEGL as the QtGui module in Qt 6 links against it and many Linux servers don't have it installed

Bug fixes

  • macOS: Blacklist older versions of the DeDRM plugin as they caused crashes and failures to add books.
  • Fix a regression in 6.0 that caused crashes in the Manage authors dialog

    Closes tickets: 1981453

  • Fix a regression in 6.0 that broke touch screen interaction
  • Fix a regression in 6.0 that caused a few checkboxes to stop working

    Closes tickets: 1981627

  • Linux: Fix a regression in 6.0 that broke handling of mouse clicks on some Wayland systems with a touchpad

    Closes tickets: 1981629

  • ToC Editor: Fix a regression in 6.0 that broke styling/images in the preview panel
  • Windows: Fix window titlebars not dark in dark mode
  • Full text search: Show a warning when indexing/searching a library on an FAT drive
  • News download: Do not add aborted/failed article titles to the comments metadata
  • Full text search: Fix books edited with the Edit book tool not being automatically re-indexed
  • HTML Input: Fix handling of deeply nested files on Windows

    Closes tickets: 1981438

  • Fix a regression preventing using a non-integer value for the tweak to change book details font size

    Closes tickets: 1981188

  • Fix moving library not moving the full text search index
  • Fix some custom icons in the calibre config directory not overriding the theme/builtin icons
  • Linux installer: Fix glibc version check also being done when installing older versions
  • Windows installer: Refuse to install on Windows 8 as thanks to Qt 6 calibre 6 does not work on Windows 8
  • Update the BigBookSearch metadata plugin for website changes

Improved news sources

  • The Economic Times India

Release: 6.0 [11 Jul, 2022]

New features

  • For details on the major changes in calibre between 6.0 and 5.0, see https://calibre-ebook.com/new-in/fifteen
  • Full text search: You can now search the entire text of all books in your calibre library
  • Support for new CPU architectures: Apple Silicon and ARM64 on Linux. Support for 32bit CPUs has been dropped because Qt 6 does not support them
  • Dark mode in calibre is now controlled via a setting in Preferences->Look & feel rather than an environment variable
  • Allow choosing different icon themes for light and dark mode in Preferences->Look & feel
  • Upgrade calibre to use Qt 6. This means that some no longer maintained third party plugins may not work, though most plugins have already been ported

Release: 5.44 [17 Jun, 2022]

New features

  • Amazon metadata download: Add an option to prefer the Kindle edition when multiple book types are returned by the search (Preferences->Metadata download->Configure the Amazon plugin)

    Closes tickets: 1976105

  • Kobo driver: Support for updated firmware
  • Allow customizing how yes/no columns are displayed (Preferences->Add your own columns)

    Closes tickets: 1977681

  • Manage tags dialog: If tags are present in the add tags input when OK is clicked, add them automatically, without needing to click the plus button first

Bug fixes

  • Edit book: Live CSS: Fix @namespace rules causing jumping to rule definition to go to the wrong definition

    Closes tickets: 1978500

  • Workaround for Apple bug in macOS 13 that prevents device detection
  • Don't use commas in filenames when sending to pbsync and kindle email addresses
  • Edit book: When quitting while a save is in progress and the save completes while the confirmation popup is visible, don't abort the quit.

New news sources

  • Nautilus by unkn0wn
  • The Healthy from Reader's Digest by Stephen Genusa
  • Business Standard Print Edition by unkn0wn
  • The Economic Times India Print Edition by unkn0wn

Improved news sources

  • Harvard Business Review
  • Philosophy Now
  • Sydney Morning Herald
  • Haaretz
  • Indian Express
  • Hindi Business Line
  • The New York Times
  • Nature
  • Eenadu
  • Scientific American
  • Business Today
  • Irish Times
  • FAZ.net
  • Le Monde
  • Economist
  • E-book viewer: Allow saving current settings in "profiles" that can be quickly and easily swapped between [7.6]

    Closes tickets: 1979022

    To create a profile or switch to a previously saved profile access "Profiles" from the viewer controls or press the `Alt+P` shortcut.

  • For details on the major changes in calibre between 7.0 and 6.0, see https://calibre-ebook.com/new-in/sixteen [7.0]
  • The ability to add notes to any author, tag, series, etc. in calibre with links and images [7.0]
  • Allow storing extra data files with a book [6.16]

    Right click the Add books button to add arbitrary files as "data files" to a book record. These are managed by calibre along with the book files, but cannot be used for conversion/viewing. Select a book and press the "O" key to view the data files in your file explorer.

  • Content server: Add support for searching the full text of books. Simply click the FTS link on the search page to start a full text search. [6.10]
  • For details on the major changes in calibre between 6.0 and 5.0, see https://calibre-ebook.com/new-in/fifteen [6.0]
  • Full text search: You can now search the entire text of all books in your calibre library [6.0]
  • Support for new CPU architectures: Apple Silicon and ARM64 on Linux. Support for 32bit CPUs has been dropped because Qt 6 does not support them [6.0]

The full list of changes to calibre is available here.

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