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Release information

Firefox 87.0
Based on Gecko 87.0

Released on 2021-03-23

Thunderbird 78.9.0
Based on Gecko 78.9.0

Released on 2021-03-27

All Releases

Firefox Release Management pointers

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

Support for users

Support for developers

Contributing to Mozilla

• Mozilla project-wide status meetings (every Monday)
• Other project calls
• Mozilla projects (Firefox, Platform, Add-ons, etc.)
• Mozilla Reps
• Student Ambassadors
• Why contribute to Mozilla?
• Discover new ways to contribute

How to use this wiki

• About MozillaWiki
• Tips and tricks for MozillaWiki

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