There are many alternatives to Mozilla Firefox for Linux if you are looking for a replacement. The best open source Linux alternative is Zen Browser. If that doesn't suit you, our users have ranked more than 100 alternatives to Mozilla Firefox and loads of them are open source and available for Linux so hopefully you can find a suitable replacement. Other interesting open source Linux alternatives to Mozilla Firefox are Brave, Tor Browser, LibreWolf and Helium Browser.
Productivity browser featuring unified webmail, website, and web app management, isolated multi-account support, vertical sidebar with grouping, memory-saving tab sleeping, app-to-app linking, built-in chat and screenshare, collaboration workspaces, and strong security.
United Kingdom
A Firefox build for web scraping and anti-bot evasion. It injects fingerprints at a low level, modifying device info in C++ instead of using JS, and is designed to blend in with regular user traffic.
A privacy-centric web browser, with an elegant UI and a robust built-in ad blocker, all designed with anonymity in mind.
New Zealand
Historically, Iceweasel was a re-branding of Mozilla Firefox by the Debian project, with minimal modifications, in order to resolve branding disputes. Debian since discontinued Iceweasel in February of 2017 after reaching an agreement with Mozilla over the use of its trademark.
Paraguay
Cachy-Browser, is a fork of the well-known Firefox with added security features and optimized performance. Patches from the librewolf browser are also incorporated for an even better browsing experience.
Germany
EU
Firefox fork with compiler optimizations and patches from Librewolf, Waterfox, and GNU IceCat. It aims to be the Firefox equivalent of my main project: Thorium (a Chromium fork).
The Decentr browser is a privacy-focused, lightning fast, and completely secure web browser built on Decentr's custom blockchain with a free, fully-featured VPN and ad blocker.
Firefox user.js for speed, privacy, and security. Your favorite browser, but better.
An experimental Firefox fork that enhances focus and increases work productivity due to its hyper minimalistic UI and built-in tools.
Welcome to the MultiZen Browser project. This is an open-source multi-session browser, primarily designed for private browsing. It was developed out of a need for a substantial multi-session tool.
Abrowser is Trisquel's version of Mozilla's popular web browser with the trademarked logos replaced. Replacing the trademarked logos gets rid of the trademark restriction that forbids selling the software, which would have effectively made it non-free software.
