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Cat Gatekeeper version history - 8 versions

Cat Gatekeeper by ZOKUZOKU

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Cat Gatekeeper version history - 8 versions

  • Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.

  • Latest version

    Version 1.3.2

    Released Sep 21, 2026 - 38.32 MB
    Works with firefox 142.0 and later
    • Swapped one of the cats for a new one.
    • Added 16 languages, on top of Japanese and English.
    • Added a settings panel behind the gear icon at the top right of the menu, where you can see the cats that appear.
    • A quick guide now opens right after you install the extension.

    Source code released under MIT License

    Download Firefox and get the extension
    Download file

  • Older versions

    Version 1.2.2

    Released Aug 6, 2026 - 38.77 MB
    Works with firefox 142.0 and later
    • Browsing time on target sites now carries over when switching tabs or windows.
    • Break time now continues even if you reload the page or reopen it in another tab.
    • The menu now displays the browsing time for each target site.
    • Added checkboxes to easily select major sites.
    • YouTube and YouTube Shorts can now be configured and tracked separately.
    • Added new cats and introduced a shuffle system to prevent the same cat from appearing consecutively.
    • Pressing and holding the button below the cat now allows you to dismiss it.
    • The cat now appears even when watching videos in full screen.
    • Fixed minor bugs and improved overall performance.

    Source code released under MIT License

    Download file

  • Version 1.1.10

    Released Jun 9, 2026 - 26.92 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file

  • Version 1.1.9

    Released Jun 9, 2026 - 26.92 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file

  • Version 1.1.8

    Released May 28, 2026 - 26.92 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file

  • Version 1.1.7

    Released May 25, 2026 - 26.92 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file

  • Version 1.1.6

    Released May 15, 2026 - 26.92 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file

  • Version 1.1.5

    Released May 6, 2026 - 16.25 MB
    Works with firefox 142.0 and later

    Source code released under MIT License

    Download file