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 Mar 9, 2026 - 123.48 KB
Works with firefox 142.0 and later
Source code released under Apache License 2.0
Download Firefox and get the extension
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Older versions
Version 0.1.4
Released Mar 5, 2026 - 123.48 KB
Works with firefox 128.0 and later
Source code released under Apache License 2.0
Download file
Version 0.1.2
Released Feb 26, 2026 - 123.42 KB
Works with firefox 128.0 and later
Source code released under Apache License 2.0
Download file
Version 0.1.0
Released Feb 22, 2026 - 126.87 KB
Works with firefox 128.0 and later
Source code released under Apache License 2.0
Download file

Latest version