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Spyglass Contrast Checker version history - 2 versions

Spyglass Contrast Checker by Deneb

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Spyglass Contrast Checker version history - 2 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 2.9

    Released May 19, 2026 - 51.73 KB
    Works with firefox 109.0 and later
    Added APCA view and serial picker. Also added a completely voluntary option to submit details about checked sites. The only data sent to us is what is explicitly stated before you send it.

    Source code released under MIT License

    Download Firefox and get the extension
    Download file

  • Older versions

    Version 1.0.0

    Released Feb 26, 2026 - 39.55 KB
    Works with firefox 109.0 and later

    Source code released under MIT License

    Download file