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An open API service indexing awesome lists of open source software.

Firefox

Firefox is a free and open source web browser developed by Mozilla Foundation. First released in 2002 under the name Phoenix. It’s available for most operating systems including Windows, macOS, Linux and most phones and tablets.

https://github.com/okanoshinri/download-numbered-images

画像一括ダウンロードツール。連番化機能付き。

firefox firefox-addon firefox-extension webextension

Last synced: 13 Sep 2025

https://github.com/jamesdobson/homebrew-legacy-firefox

A Homebrew Tap that provides the ability to install legacy versions of Firefox ESR.

firefox firefox-browser firefox-esr homebrew-cask homebrew-tap osx

Last synced: 19 Jun 2025

https://github.com/migrim/glassmorphism-startpage

A sleek and modern startpage designed with a dark glassmorphism style

browser-extension date design firefox firefox-addon firefox-extension glassmorphism search startpage weather-app widgets

Last synced: 27 Jan 2026

https://github.com/curegit/nominium

個人間取引サイトの新着商品をメールなどで通知するクローラーシステム

c2c chromium crawler ecommerce firefox selenium shopping webdriver

Last synced: 12 Mar 2025

https://github.com/mdcatapult/aurac-web-plugin

Browser plugin that can find, highlight and link to interesting life science things in web pages and PDFs.

chrome compounds firefox genes life-sciences ner proteins

Last synced: 14 May 2026

https://github.com/twihno/pi-kiosk

Single page firefox kiosk for raspberry pi

firefox firefox-browser kiosk raspberry-pi webkiosk

Last synced: 11 Jul 2025

https://github.com/franciscopombal/userscripts

Userscripts I use/used in Firefox with the Violentmonkey open-source userscript manager.

firefox javascript userscripts violentmonkey

Last synced: 16 May 2026

https://github.com/ayusharma/myfirstapp

How to code for Firefox OS .

firefox web-app

Last synced: 10 Jan 2026

https://github.com/bowdown097/revertfftoolbar

A userChrome.css script to revert the changes to the toolbar in Firefox 110.

classic-theme css-modification css-theme firefox firefox-customization old-theme stylesheet userchrome

Last synced: 24 Oct 2025

https://github.com/ciffelia/atcoder-favorite-migrator

beta.atcoder.jp のお気に入りを atcoder.jp に追加する拡張機能 (Chrome/Firefox)

atcoder browser-extension chrome firefox javascript

Last synced: 11 Apr 2026

https://github.com/rheingoldriver/mutetabsmatchingpattern

Mute your Twitch/YT/etc stream with a global hotkey & without changing window focus!

firefox

Last synced: 17 Jun 2026

https://github.com/vvision/yt-auto-dark

Automatically switch Youtube™ to its built-in dark theme.

dark-theme firefox firefox-extension youtube

Last synced: 28 Jan 2026

https://github.com/menhera-org/tab-policy

Firefox add-on to manage tabs by domain. Focus on sites you are working on.

firefox firefox-addon firefox-extension webextension webextensions

Last synced: 18 May 2026

https://github.com/dpavlin/firefox-aistudio-plugin

[vibe-coded in a week, 200k tokens, expect churn] Firefox plugin for Google AI Studio integration with local file system

firefox gemini git

Last synced: 04 Apr 2026

https://github.com/randomgamingdev/yt-times

A Firefox Extension that replaces the undescriptive youtube time with the exact absolute time of release

addon extension firefox firefox-addon firefox-extension javascript simple small youtube youtube-api youtube-scraper youtube-scrapping

Last synced: 29 Dec 2025

https://github.com/alexghr/blink-scroll-snap-bug-poc

A bug in the Blink rendering engine involving scroll-snap-align, IntersectionObserver and transforms

blink bug chrome firefox

Last synced: 01 Jun 2026

https://github.com/whirlxd/searchport

A modern, customizable homepage with quick search options

chrome extension firefox homepage search-engine searching

Last synced: 15 Apr 2026

https://github.com/alexherbo2/webextension-ankama-direct-link

Bypass the Ankama external link warning

ankama chrome firefox webextension

Last synced: 05 May 2026

https://github.com/janstuemmel/privatefox

Password protected firefox browser

encfs encryption firefox zenity

Last synced: 16 May 2025

https://github.com/prinzpiuz/looi

A Minimal, Customisable New Tab page for Firefox, Chrome, and Edge.

chrome chrome-extension edge extension firefox firefox-addon newtab newtabpage

Last synced: 29 Jan 2026

https://github.com/simeononsecurity/sosfirefox

Search the SimeonOnSecurity Website Natively In Firefox - https://simeononsecurity.com

cybersecurity cybersecurity-education firefox privacy search-engine

Last synced: 21 Jul 2025

https://github.com/oviirup/vite-webext

build cross-browser web extensions with Vite and modern web-technologies

addon chrome chrome-extention edge extension firefox vite vite-plugin web-extension

Last synced: 06 Feb 2026

https://github.com/bobotig/getfirefox

Get Firefox badge

badge firefox foss logo svg website

Last synced: 30 Jan 2026

https://github.com/deseven/firefox-quickllm

Firefox extension that integrates LLMs into your browser

ai firefox firefox-extension llm

Last synced: 07 Feb 2026

https://github.com/sandunwira/firefoxextension-test

Testing an extension for Firefox

firefox firefox-extension

Last synced: 25 Jun 2025

https://github.com/skoved/sway-float

Simple program that floats (firefox based) browser windows immediately

browser firefox sway swaywm wayland

Last synced: 13 Jul 2025

https://github.com/theohbrothers/webize

Move away from proprietary apps to focus on a browser-first workflow.

browser browser-first chrome edge firefox gallery html html5 local-filesystem open-standard read view web web-apps web-browser

Last synced: 09 Feb 2026

https://github.com/koloml/furbooru-tagging-assistant

Browser extension for enhanced tagging on Furbooru & Derpibooru

booru chrome chrome-extension derpibooru firefox firefox-addon furbooru philomena

Last synced: 05 Apr 2026

https://github.com/atif-c/ioc-intel

IOC Intel is a powerful and flexible browser extension designed to streamline the investigation of Indicators of Compromise (IOCs).

chromium firefox ioc osint webextension

Last synced: 16 Apr 2026

https://github.com/drdaeman/firesync

Fully standalone self-hosted Firefox Accounts and Sync suite. Primary repo is on GitLab, this one is a mirror.

firefox firefox-accounts firefox-sync python self-hosted sync synchronization

Last synced: 29 Mar 2025

https://github.com/veto-firewall/veto

Simple Firewall For Your Browser: GeoIP, ASN, domain, URL and content blocking capabilities

asn bgp firefox firewall geoip privacy security typescript webextension

Last synced: 02 Apr 2026

https://github.com/pigeonposse/wikipediaplus

📚🧩 WikipediaPlus is an extension that allows you to quickly and efficiently access all relevant links on the page you're visiting 🐦🌈

brave-extension browser-extension chrome chrome-extension chromium-extension edge-extension extension firefox firefox-extension javascript js node opera-extension opera-gx-extension safari safari-extension wiki wikipedia yandex-extension

Last synced: 11 Feb 2026

https://github.com/justoff/justoff.github.io

JustOff's Extensions for Pale Moon, Firefox & SeaMonkey

extensions firefox pale-moon palemoon seamonkey

Last synced: 19 Mar 2026

https://github.com/elamani-drawing/cve-2024-4367-poc-pdfjs

PoC (Proof of Concept) de la CVE-2024-4367 - Vulnérabilité RCE dans libwebp. Démonstration complète incluant : création de payloads, scénarios d'attaque, analyse des risques et serveur Express.js de test.

express firefox html-css-javascript libwebp mozilla-firefox nodejs pdf pdf-lib pdfjs-dist python rce xss

Last synced: 12 Feb 2026

https://github.com/doublegate/claude-width-extension

[CCWC] Firefox Extension ... change the width of text input/output, in Claude.AI chat sessions, for better screen use ...

anthropic anthropic-ai claude extension firefox modifier webbrowser-extension width

Last synced: 13 Jan 2026

https://github.com/cadeef/firefox-to-sqlite

Create an SQLite database from your Firefox data

datasette firefox sqlite

Last synced: 28 Feb 2026

https://github.com/eyedeekay/tassel

Template project for adding bookmarks to a web browser via a WebExtension. Fork it, change the json file, get it signed and self-distribute.

bookmarks firefox webextension

Last synced: 19 Mar 2026

https://github.com/wulfmann/aws-coco

Easily manage AWS Console Sessions

aws aws-console aws-credentials firefox firefox-containers

Last synced: 28 Apr 2025

https://github.com/efefurkankarakaya/neutral

Fast and easy installer for Firefox browsers

browser firefox linux shell

Last synced: 07 Oct 2025

https://github.com/emberfox205/nato-dex-bkmkporter

A selenium-based Python script to transfer bookmarked titles on manganato to MangaDex's Follow directory

chrome cli-app firefox mangadex ms-edge python script selenium-python webdriver

Last synced: 16 May 2026

https://github.com/jlyonsmith/bookmark_exporter

Simple bookmark exporter written in Rust

bookmarks chrome firefox rust

Last synced: 09 Mar 2026

https://github.com/salko-ua/xlsx-schedules-to-photo

Оne-time script is convert schedules from xlsx format to png file like 1A.png, and send them to the server from which KOTEKBOT uses them to display them on the bot. The code is designed to run on machines that have DE and can run the firefox browser

firefox pillow python selenium

Last synced: 12 Apr 2026

https://github.com/semanticdata/firefox-brave-search

🦊 Firefox extension adding Brave Search as a search engine option within Firefox. Also includes keyword @brave as a search shortcut.

brave-search firefox firefox-addon firefox-extension

Last synced: 19 Mar 2026

https://github.com/mk-fg/firefox-homepage-generator

Tool to generate a dynamic version of a firefox "homepage" with tag cloud of bookmarks and a backlog

bookmark browser firefox homepage html-generation tag-cloud

Last synced: 20 Aug 2025

https://github.com/razak17/firefox-user.js

fox_face Firefox user.js – based on arkenfox/user.js with additional UI enhancements.

firefox privacy userjs

Last synced: 10 Feb 2026

https://github.com/piroor/remove-duplicated-linebreaks-from-textarea

A Firefox addon to remove duplicated linebreaks from text area.

addon firefox firefox-addon textarea thunderbird webextensions

Last synced: 18 Aug 2025

https://github.com/paatre/recall

This tool collects your activity from various sources and generates a summarized, chronological timeline for a specific day. It's designed to give you a "perfect memory" of what you've worked on, making it easier to fill out timesheets, write progress reports, or simply reflect on your day.

aggregator cli firefox gitlab google-calendar python shell-history slack uv

Last synced: 13 Apr 2026

https://github.com/proustibat/useful-browser-extensions

Feel free to contribute with pull requests or issues

chrome extensions firefox

Last synced: 03 Sep 2025

https://github.com/ajaikumarvs/lynx

A simple everyday browser

browser firefox nodejs privacy private rust tauri vue

Last synced: 04 Apr 2026

https://github.com/petermcd/Browser-sync

A Firefox extension that will sync bookmarks from a web hosted JSON file with the bookmarks configured in the browser.

bookmarks extension firefox

Last synced: 06 Aug 2025

https://github.com/addonbone/plugin-remote-config

Remote configuration plugin for Addon Bone that provides cached JSON config fetching with fallback support for browser extensions.

api browser chrome chrome-extension config edge firefox opera remote safari

Last synced: 14 Aug 2025

https://github.com/dmarto/cmce

Firefox web-extension to control Content-Security-Policy introduced to clients with <meta> tags.

add-on content-security-policy csp firefox http-equiv web-extension

Last synced: 16 Jan 2026

https://github.com/mozilla/bmo-find-dupes

DEPRECATED - Search for Bugzilla bugs using the potential duplicates API.

abandoned bugzilla firefox unmaintained

Last synced: 04 Oct 2025

https://github.com/sixarm/sixarm_firefox_addons

SixArm.com » Firefox » Add-ons

addons firefox help

Last synced: 19 Mar 2026

https://github.com/interfiber/firefoxext

Install firefox extensions from the command-line

command-line-tool firefox linux

Last synced: 29 Apr 2026

https://github.com/digineo/docker-firefox-java

Docker image based on Ubuntu with Firefox ESR and Java

docker docker-image firefox firefox-esr icedtea java jnlp

Last synced: 11 Apr 2026

https://github.com/jlilja/bookie

Automating firefox bookmarks as code

firefox firefox-addon

Last synced: 07 Apr 2025

https://github.com/wesleybranton/transportation-idle-tycoon

Become the king or queen of the transportation industry by expanding your transit empire!

firefox firefox-addon firefox-extension firefox-webextension game hacktoberfest webextension

Last synced: 18 Jan 2026

https://github.com/joeyism/arxiver-firefox

Handy tool for Arxiv to save papers, and filter through them later. Included is the ability to search for a paper you have saved by keywords, author, title, description, etc.

arxiv arxiv-org extension firefox learning machine productivity productivity-tools

Last synced: 28 Nov 2025

https://github.com/a1ex-ak/whitesur-firefox-theme-macos

WhiteSur-based theme for Firefox on MacOS. Make your Firefox look like Safari.

css-theme firefox firefox-css firefox-theme mac macos macos-siquaia macosx safari siquaia whitesur-theme

Last synced: 01 May 2025

https://github.com/kkristof200/selenium_youtube_firefox

Python library to upload videos to YouTube (also watch, like, comment, pin comment) using Firefox with Selenium.

firefox geckodriver python selenium youtube youtube-upload youtube-uploader

Last synced: 09 May 2026

https://github.com/mkg20001/redirect-dev-to-localhost

Redirect *://*.dev to http://*.localhost

dev firefox firefox-webextension localhost redirect

Last synced: 08 Aug 2025

https://github.com/mozillasocial/fedifox-webextension

A Mastodon client built as a Web Extension for Firefox and Chrome

chrome chrome-extension fediverse firefox firefox-addon mastodon social

Last synced: 11 Sep 2025

https://github.com/leonardofaria/firefox-safari-clone

A customization of Firefox to make it look like Safari

firefox userchromecss

Last synced: 27 May 2026

https://github.com/kit494way/github-toc

Browser extention to show table of contents in github

browser-extension chrome chrome-extension extension firefox firefox-addon javascript web-ext

Last synced: 11 Mar 2026

https://github.com/dothq/gecko-types

TypeScript definitions for Gecko APIs

firefox gecko types typescript

Last synced: 07 May 2025

https://github.com/wagesj45/mercuryalloy

MercuryAlloy automates the build process for the Mercury browser, harnessing advanced compiler optimizations to deliver a faster, more efficient web experience.

automation build compilation firefox mercury

Last synced: 05 Aug 2025

https://github.com/theotterlord/patch-it

A JavaScript/CSS loader for Firefox

addon firefox userscript

Last synced: 16 May 2026

https://github.com/ValeriiMandryka/Boilerplate-Playwright-PlaywrightReport

Browsers: [Chromium, Firefox, Webkit ]; mobile: [ MobileChrome, MobileSafari ]; Reporter: [Playwright Report ]

chromium firefox playwright-report webkit

Last synced: 06 Aug 2025

https://github.com/lajp/ytdlff

A Firefox addon that automatically opens youtube videos in mpv

firefox firefox-addon firefox-extension mpv youtube-dl ytdl

Last synced: 24 Jul 2025

https://github.com/ad2ien/balenos

Lubuntu cusomizations for public self attending kiosk

firefox kiosk linux lubuntu

Last synced: 18 Jan 2026

https://github.com/andromedarabbit/containerise

Records of Firefox Extension Containerise

firefox privacy

Last synced: 03 Mar 2026

https://github.com/gavink97/pipn

Automatic Picture in Picture Mode for firefox

browser-extension firefox firefox-extension picture-in-picture

Last synced: 16 Jan 2026

Firefox Awesome Lists
awesome-startpage 70 evil-and-not-wholly-awesome-firefox 32 awesome-webext-dev 43 awesome 39
Firefox Categories
Projects 81 Internet 29 Community 16 Hardening your Firefox 13 Learning 10 Others 10 Packages 8 Tooling 7 Firefox clones/forks 6 Services 5 Where to look for other awesome lists 5 Utilities 5 Making workflow comfortable 4 Links 3 Contributing 2 Restyling well-known sites 2 Documents and texts 2 NOTE: This list is now deprecated and unmaintained since Mozilla has officially turned evil 1 Recovering passwords 1 Multimedia 1