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Release information

Firefox 134.0.1
Based on Gecko 134

Released on 2025-01-13

Thunderbird 128.4.3esr
Based on Gecko 128.4.3esr

Released on 2024-11-12

All Releases

Firefox Release Management pointers

• Release calendar
• Release process overview
• Release owners
• More about release management…

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• Mozilla project-wide status meetings (every Monday)
• Other project calls
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• Why contribute to Mozilla?
• Discover new ways to contribute

How to use this wiki

• Mozilla Community Participation Guidelines (CPG)
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