TenFourFox browser

This page was last updated at: Mar 9, 2026

TenFourFox was a Desktop web browser that ran on OS X. It was developed for about 10 years before being discontinued.

A port of Mozilla Firefox for Power Macs. It is now discontinued.

Well... their website says that "Development of TenFourFox has halted." however the development blog has a post in February 2025 detailing some available patches.

If anyone has concrete info on the status of this project, please let me know.

About TenFourFox

Browser URL tenfourfox.blogspot.com
Development Status Discontinued
The developers have announced that the browser won't be developed any more
The devs have announced that TenFourFox is no longer being developed.
Launched 2010
Discontinued 2020
Operating System OS X
Device platform Desktop
Rendering Engine Gecko
Fork of Firefox
Retro Operating Systems TenFourFox targets an older operating system
Power Macintosh
Source Code Repository
VPN Browser has in-built VPN
Wikipedia Article https://en.wikipedia.org/wiki/TenFourFox

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