Free downloads by Mozilla Software developer. Choose from the available software, games and apps forWindows and macOS.
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Downloads by Mozilla for Windows

SeaMonkey
SeaMonkey
2.53.3
FREE
Firefox
Firefox
79.0
FREE
Mozilla Thunderbird
Mozilla Thunderbird
68.8.1
FREE
FossaMail
FossaMail
38.2
FREE
Bugzilla
Bugzilla
5.0.6
FREE

Downloads by Mozilla for Mac

FirefoxFirefox
76.0.1
FREE
ThunderbirdThunderbird
68.8
FREE