Fastmail Checker by Mave

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Fastmail Checker version history - 4 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 0.1.5
Released 9 Mar 2026 - 123.48 kB
Works with firefox 142.0 and later
Source code released under Apache Licence 2.0
Download Firefox and get the extension
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Older versions
Version 0.1.4
Released 5 Mar 2026 - 123.48 kB
Works with firefox 128.0 and later
Source code released under Apache Licence 2.0
Download file
Version 0.1.2
Released 26 Feb 2026 - 123.42 kB
Works with firefox 128.0 and later
Source code released under Apache Licence 2.0
Download file
Version 0.1.0
Released 22 Feb 2026 - 126.87 kB
Works with firefox 128.0 and later
Source code released under Apache Licence 2.0
Download file

Latest version