List of Firefox Based Browsers

👤 tarun basu • 📅 April 5, 2026 • 👁️ 59 views • 🔄 Updated May 16, 2026

listofbrowsers

## 🦊 **Major Browsers Using Firefox Technology** | Browser | Description | Engine / Notes | | --- | --- | --- | | **Mozilla Firefox** | Main browser developed by Mozilla Foundation | Gecko / Quantum | | **Waterfox** | Based on Firefox; focuses on speed and privacy | Gecko / Quantum | | **Pale Moon** | Forked from older Firefox code; lightweight and customizable | Goanna (Firefox fork engine) | | **Basilisk** | From the makers of Pale Moon; uses Unified XUL Platform | UXP (derived from Mozilla code) | | **Tor Browser** | Built on Firefox ESR; designed for anonymity using Tor network | Gecko / ESR | | **IceCat (GNU IceCat)** | Free and open-source Firefox variant by GNU; removes non-free components and telemetry | Gecko / ESR | | **SeaMonkey** | Successor to old Mozilla Application Suite; includes browser, email, HTML editor | Gecko | | **K-Meleon** | Lightweight browser based on Gecko; designed for Windows | Gecko | | **Iceweasel** | Debian’s rebranded Firefox for licensing reasons (replaced by Firefox ESR) | Gecko / ESR | | **CometBird** | Firefox-based browser (no longer maintained) | Gecko | ## 🌐 **Other Firefox/Gecko-Based Browsers** These are lesser-known but still Mozilla-based: | Browser | Description | | --- | --- | | LibreWolf | Privacy-focused fork of Firefox; removes telemetry and adds security tweaks. | | TenFourFox | Port of Firefox for older PowerPC Macs. | | Falkon (earlier QupZilla) | Originally Gecko-based, later moved to QtWebEngine. | | Swiftfox / Swiftweasel | Optimized builds of Firefox for better performance (discontinued). | | FireDragon | Maintained by Garuda Linux; privacy-hardened fork of Firefox. | ## 📱 **Mobile Browsers Using Mozilla Technology** | Browser Name | Description | | --- | --- | | **Firefox for Android (Fenix)** | Official Mozilla mobile browser using GeckoView. | | **Firefox Focus** | Lightweight, privacy-oriented mobile browser from Mozilla. | | **Tor Browser for Android** | Based on Firefox + GeckoView. | | **Waterfox for Android** | In development (beta builds available). |