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/ahmetozer/firefox-one-line

Single line firefox design.

browser firefox

Last synced: 03 Sep 2025

https://github.com/bahanix/ffos-calculator

A pretty and simple calculator for Firefox OS

calculator ffos firefox javascript

Last synced: 05 Apr 2025

https://github.com/jorgeloopzz/my-user-chrome

🦊 My custom built of firefox.

css firefox userchrome

Last synced: 21 Jul 2025

https://github.com/lmfresneda/clock-alarm-extension

Firefox and Google Chrome extension. Displays a large clock in default new tab and can set alarms (with sound, if you want) that is fired inclusive when this tab is closed. In addition, it allows to open a url in a new tab when the alarm is fired.

alarm-clock chrome-extension clock firefox firefox-addon google-chrome javascript newtab

Last synced: 03 Sep 2025

https://github.com/tinify/analyzer-browser-extension

Web Page Analyzer Browser Extension for Firefox and Chrome.

analyzer chrome firefox images pagespeed webextension

Last synced: 15 Apr 2025

https://github.com/alex0007/firefox-tab-hotkeys

Navigate Firefox tabs with keyboard shortcuts

firefox firefox-addon firefox-extension

Last synced: 18 Jul 2025

https://github.com/lindenb/igvfox

firefox addon : IGV (Integrative Genomics Viewer) control through mozilla Firefox

addon bam bioinformatics firefox genomics igv javascript mozilla-firefox plugin socket visualization xpi

Last synced: 27 May 2026

https://github.com/gifnksm/youtube_thumbnail_viewer

A Firefox add-on that adds a YouTube thumbnail preview icon to the address bar.

addon firefox thumbnail youtube

Last synced: 01 Apr 2026

https://github.com/rocksdanister/songfetcher

Gets the currently playing trackname from window titlebar

audio chrome firefox foobar music pinvoke song spotify vlc winform youtube

Last synced: 22 Jun 2025

https://github.com/matthewruzzi/wave-extension

Quick emoji reactions for Google Meet. Google Meet now has this feature built in. This extension in no longer maintained.

browser-extension chrome-extension extension firefox firefox-addon firefox-extension google-meet google-meet-extension video-conferencing webextension

Last synced: 11 Apr 2025

https://github.com/oyana/darkerquantum

Firefox Quantum darker theme for UI & website

firefox firefox-addon firefox-theme javascript quantum

Last synced: 21 Jun 2025

https://github.com/fscherwi/get-user-agent

easily generate a browser useragent

browser chrome firefox opera safari user-agent

Last synced: 04 Apr 2026

https://github.com/chrrs/meta-tags-inspector

A browser extension to visually preview your meta tags.

chrome chrome-extension devtools firefox firefox-addon meta meta-tags seo

Last synced: 05 Apr 2025

https://github.com/dguo/picture-paint

Dynamic Firefox theme that uses the National Geographic Photo of the Day

firefox national-geographic quantization theme

Last synced: 17 Jun 2025

https://github.com/spikehd/crowser

Create "desktop apps" using user-provided browsers

browsers chrome firefox rust web webapp

Last synced: 03 Mar 2026

https://github.com/bbhtt/firefox-nightly-flatpak

(MIRROR) Unofficial Firefox Nightly flatpak built from tarball (x86_64 and aarch64)

firefox flatpak

Last synced: 07 May 2025

https://github.com/freaktechnik/divider

WebExtension providing a toolbar icon divider

firefox firefox-addon firefox-extension webextension

Last synced: 21 Aug 2025

https://github.com/nitroshare/nitroshare-nmh

Native Messaging Host extension for Chrome and Firefox

chrome extension firefox nitroshare

Last synced: 10 Apr 2025

https://github.com/themichaelyang/mikes-firefox

mike's userChrome.css firefox theme. tweaks that make firefox look a bit nicer 🧡

firefox firefox-theme userchrome userchromecss

Last synced: 08 Aug 2025

https://github.com/fboulnois/positron-ui-firefox

A simple userChrome for Firefox that restores connected tabs, visual dividers, and the focused tab highlight.

firefox firefox-css firefox-customization userchrome userchromecss

Last synced: 03 Oct 2025

https://github.com/dotmavriq/slactac

Browser Extension to override chatroom names in Slack

browser-extension chrome chrome-extension firefox firefox-addon firefox-extension slack

Last synced: 28 Apr 2026

https://github.com/parazeeknova/zen-wabi

Matugen-driven dynamic theme for Zen Browser wallpaper-aware, per-site, hot-reloadable

dotfiles firefox hyprland matugen ricing userchrome userstyles zen-browser zen-browser-mod zen-browser-theme

Last synced: 13 Jun 2026

https://github.com/goastian/midori-privacy

It is an extension with the purpose of protecting the privacy of users. By blocking more than 2000 trackers, advertising and more.

adblock blocker browser-extension chromium edge-extension firefox firefox-extension opera-extension privacy yandex-extension

Last synced: 26 Apr 2026

https://github.com/geeknik/esoteric-firefox-userscripts

A collection of useful userscripts for Firefox

firefox javascript tampermonkey userscript

Last synced: 13 May 2026

https://github.com/edinsonrequena/twitter_bot

This is a bot of Twitter built in python that starts a session, looks for the twits of a specific hashtag and gives them a "like"

bot firefox firefox-browser firefox-quantum geckodriver python python-3 selenium selenium-firefox-driver selenium-python selenium-webdriver twitter twitter-bot webscraping

Last synced: 26 Apr 2026

https://github.com/nick-denry/firefox77-fullwidth-urlbar

🥳 Disables Firefox 77 megabar and set full width for the UrlBar dropdown

firefox megabar tweak userchromecss

Last synced: 10 Aug 2025

https://github.com/ryuuzaki42/01_cool_things

Some cool tricks/commands and Slackware configuration

firefox git gnu-linux hacktoberfest slackware slackware-scripts things

Last synced: 10 Jul 2025

https://github.com/fortyseven/chit-jr

Chit Jr! A Firefox addon that uses Ollama to run inferences against selected text on webpages.

ai firefox firefox-addon firefox-extension llm ollama

Last synced: 13 Apr 2025

https://github.com/kurtmckee/dotbot-firefox

Configure your Firefox profile(s) using dotbot

dotbot dotbot-plugin dotfiles firefox

Last synced: 11 Jul 2025

https://github.com/dguo/chromatastic

Dynamic Firefox theme that continuously cycles through colors

firefox theme

Last synced: 17 Jun 2025

https://github.com/semanticdata/firefox-ticktick-pinned

Firefox extension to open or toggle TickTick's web app within a pinned tab. This extension adds a keyboard shortcut, and a toggle button within the toolbar.

firefox firefox-addon firefox-extension ticktick

Last synced: 18 Jun 2025

https://github.com/mayurifag/ideal-browser-configuration

Firefox configuration, the hard and awesome way.

addon firefox firefox-extension userscript webextension

Last synced: 22 Jun 2025

https://github.com/pkrasicki/firefox-mute-site

Firefox extension that allows to instantly mute/unmute all tabs from a website

browser-extension firefox firefox-addon javascript

Last synced: 11 Jul 2025

https://github.com/lilydjwg/website-styles

My custom styles for some websites (stylus)

css firefox stylus

Last synced: 05 Apr 2025

https://github.com/niftycode/browser-forensics

Fetch the content of your history file (Safari, Chrome, Firefox)

chrome firefox forensics python3 safari sqlite3

Last synced: 21 Jul 2025

https://github.com/mxgic1337/protonfox

Extension that displays information about game compatibility with Proton on Steam.

extension firefox firefox-extension gaming less linux linux-gaming proton protondb steam typescript webpack

Last synced: 12 May 2025

https://github.com/drsjb80/thematic

Now the official repo for the FF/TB Thematic extension.

firefox theme thunderbird

Last synced: 25 Jan 2026

https://github.com/n8henrie/python_firefox_ext

Firefox extension in Python

firefox python

Last synced: 22 Jul 2025

https://github.com/aetherinox/firefox-disable-data-collection-telemetry

Instructions on disabling Firefox Data Collection / Telemetry

browser firefox mozilla privacy privacy-protection telemetry telemetry-data

Last synced: 22 Mar 2025

https://github.com/rbanffy/unpepefy

🚫 Chrome/Firefox extension for removing undesirable frogs from the screen

chrome firefox javascript web-extension webextension

Last synced: 03 May 2026

https://github.com/asm0dey/wikiwand-2

Firefox 57 extension to use Wikiwand instead of Wikipedia

firefox firefox-extension wikiwand

Last synced: 18 Mar 2025

https://github.com/iraj-jelo/drag-on-web

enables dragging scroll on the web pages in Firefox browser.

drag firefox firefox-addon grab scrolling

Last synced: 22 Mar 2025

https://github.com/aaron5670/statsig-browser-extension

🧪 A browser extension to search and toggle Statsig experiments and dynamic configs.

ab-testing chrome-extension chromium experimentation firefox firefox-addon firefox-extension statsig

Last synced: 28 Jan 2026

https://github.com/oyana/slimfox

Deprecated Please try darkerQuantum

deprecated firefox js theme user-config user-interface

Last synced: 30 Jul 2025

https://github.com/0xk1f0/cleanfox-css

A minimal Firefox userChrome configuration.

firefox

Last synced: 25 Sep 2025

https://github.com/alexherbo2/webextension-editor

Open an external editor to edit text inputs

chrome firefox webextension

Last synced: 02 Aug 2025

https://github.com/justoff/active-stop-button

Active Stop Button for Firefox, Pale Moon and SeaMonkey. Stop gif animation with button, context menu or Esc key.

extensions firefox pale-moon palemoon seamonkey

Last synced: 22 Aug 2025

https://github.com/dotgreg/dropbox-paper-enhanced

A WebExtension (Firefox for the moment) to get back what I missed on Evernote and more...

addon chrome chrome-extension dropbox firefox js paper webextension

Last synced: 12 Jan 2026

https://github.com/Xinkai/TreeStyleTabCompanion.uc.js

A Firefox userChrome.js for hiding the native tab bar when a sidebar tab manager is active

firefox sidebery treestyletab userchromejs

Last synced: 27 Mar 2025

https://github.com/k5md/Pocket-Editor-webextension

A sidebar text-editing addon for firefox

firefox text-editor web-ext

Last synced: 27 Mar 2025

https://github.com/ivannikovaleksej10/probaws.js

Probaws — JavaScript plugin which allows you to add a dynamic progress bar to the page, which changes when the page is scrolled.

chrome css css-animations firefox javascript javascript-library javascript-plugin js microsoft-edge opera progress progress-bar safari stylesheet yandex

Last synced: 18 Jun 2026

https://github.com/pdro-lucas/minimal-firefox

My custom customization of Firefox web browser with css

css customization firefox firefox-theme userchromecss

Last synced: 20 Jun 2025

https://github.com/uiolee/get_cookies

A Firefox extension to get cookies from current tab.

firefox firefox-addon firefox-android firefox-extension javascript webextension

Last synced: 10 Apr 2025

https://github.com/godiesc/gx-theme-styles

Extension to customize the theme of your Firefox browser.

color colors extension firefox firefox-gx gx theme

Last synced: 24 Apr 2025

https://github.com/shahriaras/disable-fb-feed-story

Firefox Add-On: Removes News Feed & Story from Facebook. Save your time from scrolling through newsfeed and checking story.

disable-facebook-feed facebook-feed facebook-stories firefox firefox-addon firefox-extension

Last synced: 30 Jun 2025

https://github.com/sandtechstuff/aerofirefox

Brings the Windows 7 titlebar buttons to Windows 10/11 (And maybe other versions!)

aero css firefox firefox-theme firefoxcss userchrome win7 windows10 windows11 windows7

Last synced: 10 Mar 2026

https://github.com/snekromonoro/browser-version-monitor

Monitor browser versions release and alert

browser change chrome chromium firefox monitor update version

Last synced: 24 Jul 2025

https://github.com/cworld1/pure-new-tab

A open-source, clean and minimalistic new tab page extension

chrome chrome-extension edge firefox firefox-addon typescript

Last synced: 10 Apr 2025

https://github.com/agiunderground/fox-in-the-middle

Firefox extension to center the content of frequently used web pages.

firefox firefox-addon firefox-extension

Last synced: 04 Oct 2025

https://github.com/cocopuff2u/bofa

A comprehensive set of tools, scripts, and resources designed for MacAdmins to efficiently manage and deploy browsers on macOS.

chrome edge firefox jamf-pro macadmins macos safari

Last synced: 01 Apr 2025

https://github.com/Rasmagoric/Firefox2022

A new look for your Firefox browser.

browser css design firefox fluent material stylesheet theme

Last synced: 26 Mar 2025

https://github.com/niftycode/cookiesanalyzer

A macOS app for reading the cookie files of your browser.

chrome cookies firefox forensics macos safari swift

Last synced: 28 Feb 2025

https://github.com/c0nw0nk/selenium

Batch file selenium fast portable no dependencies i have built it to be very automated for tasks phantomjs selenium chromium google chrome geckodrive firefox msedgedriver microsoft edge iedriverserver internet explorer sonarr radarr lidarr transmission qbittorrent utorrent bittorrent localhost networking vivaldi brave chrome firefox tor opera edge

automation batch-file batch-script chrome chromedriver cmd cmdline firefox geckodriver iedriverserver obfs4 opera operadriver phantom-js phantomjs selenium selenium-firefox selenium-webdriver vivaldi webdriver

Last synced: 19 May 2026

https://github.com/rhys-t/addoninjectorforfenix

Lets you install more addons into the Android version of Firefox. Does not require root - just `adb` access.

firefox firefox-android firefox-extensions firefox-for-android

Last synced: 29 May 2026

https://github.com/nxvvvv/private-browsing-firefox

Can be used to visit blocked websites, or just browse the internet privately/hiddenly in Firefox!

browser browsing firefox navaneeth privacy private private-browsing proxy surf unblock

Last synced: 19 Apr 2025

https://github.com/zefr0x/video-speed-setter

A Firefox extension that gives you a simpe control over the video playback rate in the current web page, so you can speed up videos in an efficient way.

addon easy-to-use firefox firefox-addon firefox-extension manifest-v3 playback-speed simple video webextension

Last synced: 06 Sep 2025

https://github.com/w4/kpjs

:lock: Firefox addon POC for GPG signed JavaScript using Keybase

firefox gpg hpkp javascript keybase pgp poc signed trust

Last synced: 22 Feb 2026

https://github.com/baltpeter/custom-search-engines

My custom search engines as OpenSearch descriptions to appease Firefox

firefox hacktoberfest opensearch-descriptions search-engines

Last synced: 15 Jun 2025

https://github.com/jeniex/was-about-that-old-in-that-movie

IMDb movies - hovering actors avatars would show how old they were when that movie was released

firefox greasemonkey greasyfork imdb movies tampermonkey userscript violentmonkey

Last synced: 08 Oct 2025

https://github.com/abdullahdiaa/webpusher

💬 Push notifications for the web browsers using Golang

chrome firefox opera push-notifications vapid vapid-keys web-push

Last synced: 14 Jan 2026

https://github.com/elyra-ai/pipeline-browser-extension

Elyra pipeline visualization for Google Chrome and Mozilla Firefox

chrome-extension elyra firefox firefox-addon pipeline

Last synced: 10 Oct 2025

https://github.com/ersinaksar/dockerized-firefox-for-web-scraping

A repository containing a Dockerfile and sample Python code to run Firefox in a Docker container for web scraping.

docker-container docker-image dockerfile driver firefox python python-script scraper scraping-websites selenium selenium-webdriver web-driver webdriver webscraping

Last synced: 05 Mar 2026

https://github.com/basvdijk/firefox-extension-image-manipulation

Firefox extension to scale, rotate and flip images

firefox firefox-addon firefox-extension

Last synced: 11 Oct 2025

https://github.com/mherod/get-cookie

Node.js tool for querying a local user's Chrome or Firefox cookies

chrome firefox node-crypto nodejs sqlite3

Last synced: 13 Oct 2025

https://github.com/marsdevx/intra42-themes

✨🎨 Custom CSS themes for the 42 School Intra website.

42school chrome css css3 firefox google-chrome hollow-knight intra mushoku-tensei stylus stylus-css themes your-name

Last synced: 13 Mar 2026

https://github.com/jonian/acestream-links

A simple WebExtension to convert AceStream text URLs to clickable links

acestream firefox webextension

Last synced: 15 Oct 2025

https://github.com/skulltech/webdriver-start

Reliable module for starting up Selenium Webdriver, with custom user-agent and user-profile.

chrome firefox htmlunit phantomjs python selenium selenium-webdriver user-agent

Last synced: 16 Oct 2025

https://github.com/seinopsys/derpi-notify

Keep track of your Derpibooru notifications and messages in (almost) real time

browser-extension chrome-extension derpibooru firefox firefox-addon firefox-extension firefox-webextension google-chrome notifications

Last synced: 18 Oct 2025

https://github.com/jamiebrynes7/goodreads-search-firefox-addon

Right-click menu for searching Goodreads

addon firefox goodreads

Last synced: 25 Feb 2026

https://github.com/rs-py/redditbot

Reddit Bot to automatically create posts utilizing Selenium WebDriver

firefox hacktoberfest python reddit reddit-bot selenium-webdriver

Last synced: 26 Feb 2026

https://github.com/turulomio/firefox_newuser

Script to execute a firefox instance with a recently created user. It deletes user after firefox execution

clean firefox new

Last synced: 15 Feb 2026

https://github.com/jaymon/brow

Control Firefox or Chrome using Python

browser chrome firefox internet selenium

Last synced: 03 Jul 2025