Calibre 9.7 E-Book Manager Released With Offline HTTPS Content Server Mode

cross-posted from: https://lemmy.world/post/45423889

Release: 9.7 [10 Apr, 2026] New features

        Annotations browser: Allow grouping results by any field
    E-book viewer: Handle native pinch to zoom gesture on touchpads the same as the pinch to zoom on touchscreens. Default action is to change font size.
    Content server: Implement full offline mode when using HTTPS connections to the content server


  

Bug fixes

        E-book viewer: Fix a regression in the previous release that caused annotations/last read information to not be saved in e-book files

    Closes tickets: 2146912
    AI: Make the GitHub backend a bit more robust

    Closes tickets: 2147495
    AI: OpenRouter backend: Fix reasoning level "auto" disabling all reasoning

    Closes tickets: 2147008
    Content server: Read book: Fix regression causing error during searching

    Closes tickets: 2147261
    Content server: Fix opening results from full text search not working

    Closes tickets: 2146829
    Fix a couple of minor regress in the new Full text search view introduced in the previous release
    MTP driver: Linux: Fix a rare crash when connecting devices with large collections
    Fix cover not being set when adding files to existing book records with no cover


  

New news sources

        Cenital by Rodrigo Pazos


  

Improved news sources

        The Week
    The Age
    Financial Times
    Mint