Mozilla Firefox Beta is a fast, free, Open Source web browser that provides a highly customizable interface with numerous third-party add-ons and multiple Mozilla-authored add-ons. Firefox Final is also available.

PasswordFox is a small, free password recovery tool that allows you to view the usernames and passwords stored by the Mozilla Firefox web browser.

Firefox Developer Edition features the latest changes and development tools you need to build for the web. Available for Windows, Linux, and Mac.

Experience the innovation of Floorp, an advanced web browser built on the powerful foundation of Firefox.

Mozilla Firefox ESR (Extended Support Release) is a long-term support build of Firefox, updated roughly every 42 weeks for major changes and every 4 weeks for minor changes. Portable version is also available.

Mozilla Firefox ESR (Extended Support Release) Portable (Legacy) is a long-term support build of Firefox, updated roughly every 42 weeks for significant changes and every 4 weeks for minor changes. Installer, Linux, and Mac versions are also available.

Zen Browser is a free, Open Source fork of Mozilla Firefox that emphasizes key features such as enhanced privacy, extensive customization options, and a modern design aesthetic, making it a strong alternative for users seeking a more tailored browsing experience.

Pale Moon is a fast and stable Open Source alternative to the standard Firefox browser.

Mozilla Firefox ESR Portable (Extended Support Release) is a version of the Mozilla Firefox web browser designed for use in organizations and enterprises. Installers, Linux, and Mac are also available.

Mozilla Firefox Portable is the PortableApps version of Mozilla Firefox, allowing you to take your Firefox browser with you wherever you go, preserving all your settings, add-ons, and more. Installer, Linux, and Mac versions are also available.

LibreWolf is a unique web browser built upon the Firefox platform that strongly emphasizes safeguarding users' privacy, security, and freedom.

Mozilla Firefox ESR (Extended Support Release) is a version of the Mozilla Firefox web browser designed for use in organizations and enterprises. Mozilla Firefox ESR Portable is also available.

Mozilla Firefox is a fast, free, Open Source web browser that provides a highly customizable interface with numerous third-party add-ons and multiple Mozilla-authored add-ons. The current Beta version and a portable version are also available.

Basilisk is a Firefox-like web browser originally from the Pale Moon team (now taken on by independent developers) is based on the Goanna (Gecko) layout and rendering engine.

Waterfox provides you with a high-performance Open Source 64-Bit version of Mozilla Firefox. Waterfox Portable via Portapps.io is also available.

Tor Browser Bundle protects your privacy and defends you against network surveillance and traffic analysis. 64-Bit version available here.

Tor Browser Bundle protects your privacy and defends you against network surveillance and traffic analysis. 32-Bit version available here.

Mullvad Browser is an innovative collaboration between Mullvad VPN and the Tor Project that aims to provide users with an enhanced level of protection against tracking and fingerprinting while browsing the internet.

r3dfox ESR Portable is a web browser based on Firefox, designed for Windows Vista, 7, and 8 users. The main purpose of r3dfox ESR is to keep the familiar features of the standard Firefox browser while ensuring it runs smoothly on Windows Vista and newer systems. 32 and 64-bit installers are also available.

r3dfox ESR is an innovative web browser built on the Firefox platform, specifically tailored for users on Windows Vista, 7, and 8. A zero-dependency, portable version is also available.

r3dfox provides a modern Firefox-based web browser specifically designed for Windows Vista, 7, and 8. A zero-dependency portable version is also available.

r3dfox Portable provides you with a zero-dependency (PortableApps), modern Firefox-based web browser specifically designed for Windows Vista, 7, and 8. 32 and 64-bit installers are also available.

The SeaMonkey project, now in portable form via PortableApps, is a community effort to develop further the SeaMonkey all-in-one internet application suite made popular by Netscape and Mozilla. Available for Linux, Mac, and as an installer.

The SeaMonkey project is a community effort to develop further the SeaMonkey all-in-one internet application suite made popular by Netscape and Mozilla. A portable version is also available.

Waterfox Portable delivers a high-performance, Open Source 64-bit version of Mozilla Firefox designed for Windows operating systems. This version is optimized for 64-bit systems to enhance users' speed and efficiency. Waterfox installer is also available.