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Firefox Legacy

Firefox Legacy is an unofficial modified version of Mozilla Firefox that works on Mac OS X 10.7 Lion, 10.8 Mountain Lion, and all later versions.

Download it now and breathe new life into your old Macs!

Mac OS X 10.6 and older are not, and will never be, supported, due to technical limitations.

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Current version: 67.0.1p1 (2019-06-11)

Previous versions: 67.0p1 (2019-05-21) 66.0.5p1 (2019-05-08)

Source Code


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Known Issues