Development of TenFourFox has halted.

Builds with security updates will be guaranteed until October 5, 2021.
The most current security update is TenFourFox FPR32 Security Parity Release 2 (released on July 12, 2021).
Read more information about the end of support.

TenFourFox is supported only on Power Macs, PowerBooks and iBooks running 10.4 or 10.5.
It is not supported on Intel Macs, and will not run on Apple Silicon. Read the Release Notes for more information.

Download the current version for your processor:

G3 | G4/7400 | G4/7450 | G5

or browse all files at SourceForge.
If you prefer a language other than English, try a TenFourFox language pack.

Keep up with the TenFourFox development blog for the most current announcements.

If you want to view the source code, see our Github project.
TenFourFox is free, open-source software released under the Mozilla Public License.

Copyright © 2010-2021 Contributors to TenFourFox. All rights reserved.

Mozilla, Gecko and Mozilla Firefox are trademarks and/or registered trademarks of the Mozilla Foundation.
TenFourFox is not an official Mozilla product and is not a Mozilla-maintained build of Firefox.
The Deer Park Globe appears in the derivative works used in this product under the auspices of the Mozilla Public License.

The TenFourFox "tiger fox" is copyright © 2010-2021 Cameron Kaiser and appears under a Creative Commons BY-NC-ND 3.0 license. All rights reserved.
The Apple marks, Apple press images and Apple icons used in this and other spoofs remain the property of Apple, Inc., and appear here in the spirit of making fun of Intel and Apple Silicon Macs. Please don't sue us.
(Did you think that was funny? See what we did to Snow Leopard, Lion, Mountain Lion, Mavericks, Yosemite, El Capitan, Sierra and High Sierra. Man! I kill me!
There is nothing amusing about Mojave, Catalina, Big Sur or Monterey, however.)

[Not allowed in the Mac App Store]
(because Tim says we're obsolete)