* [uBlock Origin (uBO) 1.74.0](https://github.com/gorhill/uBlock) – CPU and memory-efficient content blocker for Chromium and Firefox that blocks ads, trackers, and other unwanted content.

* [Floorp Browser v12.17.0](https://github.com/Floorp-Projects/Floorp) – Browser focused on maintaining an open, private, and sustainable web, based on Mozilla Firefox.

* [MetaMask Browser Extension v13.45.0](https://github.com/MetaMask/metamask-extension) – Browser extension for interacting with Ethereum blockchain enabled websites.

* [Browserless v2.56.0](https://github.com/browserless/browserless) – Remote execution of headless browsers in Docker with support for Puppeteer and Playwright.

* [Translate Web Pages v10.2.1.0](https://github.com/FilipePS/Traduzir-paginas-web) – Real-time page translation using popular services.

* [Progressive Web Apps for Firefox v2.19.0](https://github.com/filips123/PWAsForFirefox) – Installs, manages, and runs Progressive Web Apps in Firefox via a modified runtime, command-line tool, and browser extension.

* [Tree Style Tab 4.4.3](https://github.com/piroor/treestyletab) – Extension for Firefox that organizes tabs in a tree structure for better management.

* [mtab v1.12.8](https://github.com/maxhu08/mtab) – Configurable new tab extension that allows customization of wallpapers, bookmarks, and animations.

* [Zen Browser 1.21.15b](https://github.com/zen-browser/desktop) – Privacy-focused browser that blocks trackers and ads for a better browsing experience.

* [Opera-GX Theme for Firefox Css v.12.0](https://github.com/Godiesc/firefox-gx) – Theme for users who love the Opera GX skin, ensuring full compatibility with the stable version of Firefox.

* [RESTer 4.15.1](https://github.com/frigus02/RESTer) – REST client for almost any web service, available as Firefox and Chrome extensions.

* [WaveFox 0.6.155](https://github.com/QNetITQ/WaveFox) – Firefox theme for manual customization with various visual options.

* [Cookie auto decline 7.6](https://github.com/JobcenterTycoon/cookie-auto-decline) – Browser extension that automatically declines cookie consent banners by clicking decline or setting required cookies in the background.

* [Quantum Nox Firefox Customizations FF155](https://github.com/Izheil/Quantum-Nox-Firefox-Customizations) – Firefox tweaks providing multi-row tabs, context menu and UI customizations via userChrome/CSS and JS installers.

* [Phoenix 2026.08.17.1](https://github.com/celenityy/Phoenix) – Suite of configurations and advanced modifications for Mozilla Firefox that prioritize privacy, security, freedom, functionality, and usability.