The Top 135 Firefox Addon Open Source Projects

Awesome Open Source

Awesome Open Source

Combined Topics

firefox-addon x

Advertising 📦 10

Application Programming Interfaces 📦 124

Applications 📦 192

Artificial Intelligence 📦 78

Blockchain 📦 73

Build Tools 📦 113

Cloud Computing 📦 80

Code Quality 📦 28

Collaboration 📦 32

Command Line Interface 📦 49

Community 📦 83

Companies 📦 60

Compilers 📦 63

Computer Science 📦 80

Configuration Management 📦 42

Content Management 📦 175

Control Flow 📦 213

Data Formats 📦 78

Data Processing 📦 276

Data Storage 📦 135

Economics 📦 64

Frameworks 📦 215

Graphics 📦 110

Hardware 📦 152

Integrated Development Environments 📦 49

Learning Resources 📦 166

Libraries 📦 129

Lists Of Projects 📦 22

Machine Learning 📦 347

Mapping 📦 64

Marketing 📦 15

Mathematics 📦 55

Messaging 📦 98

Networking 📦 315

Operating Systems 📦 89

Operations 📦 121

Package Managers 📦 55

Programming Languages 📦 245

Runtime Environments 📦 100

Science 📦 42

Security 📦 396

Social Media 📦 27

Software Architecture 📦 72

Software Development 📦 72

Software Performance 📦 58

Software Quality 📦 133

Text Editors 📦 49

Text Processing 📦 136

User Interface 📦 330

User Interface Components 📦 514

Version Control 📦 30

Virtualization 📦 71

Web Browsers 📦 42

Web Servers 📦 26

Web User Interface 📦 210

The Top 135 Firefox Addon Open Source Projects

Categories > Web Browsers > Firefox Addon

Refined Github ⭐ 13,486

Browser extension that simplifies the GitHub interface and adds useful features

Bypass Paywalls Chrome ⭐ 12,298

Bypass Paywalls web browser extension for Chrome and Firefox.

Darkreader ⭐ 8,992

Dark Reader Chrome and Firefox extension

Ext Saladict ⭐ 6,556

All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.

Simpread ⭐ 4,346

简悦 ( SimpRead ) - 让你瞬间进入沉浸式阅读的扩展

Rails_panel ⭐ 3,619

Chrome/Firefox extension for Rails development

Fehelper ⭐ 3,341

😍FeHelper--Web前端助手（Awesome！Chrome & Firefox & MS-Edge Extension, All in one Toolbox!）

Surfingkeys ⭐ 3,301

Map your keys for web surfing, expand your browser with javascript and keyboard.

Reddit Enhancement Suite ⭐ 3,047

Reddit Enhancement Suite

Bypass Paywalls Firefox ⭐ 3,030

Bypass Paywalls for Firefox

Medium Unlimited ⭐ 2,991

A browser extension to read medium.com articles for free without membership.

Memex ⭐ 2,866

Browser Extension to full-text search your browsing history & bookmarks.

一个帮助你自动申请京东价格保护的chrome拓展

Singlefile ⭐ 2,834

Web Extension for Firefox/Chrome/MS Edge and CLI tool to save a faithful copy of an entire web page in a single HTML file

Extension Boilerplate ⭐ 2,693

⚡️ A template for building cross browser extensions for Chrome, Opera & Firefox.

Daily ⭐ 2,461

Discover dev news with zero effort 👩🏽‍💻

Treestyletab ⭐ 2,108

Tree Style Tab, Show tabs like a tree.

Floccus ⭐ 1,882

☁️ Sync your bookmarks across browsers via Nextcloud, WebDAV or a local file (and thus any file sync solution)

Pt Plugin Plus ⭐ 1,879

PT 助手 Plus，为 Google Chrome 和 Firefox 浏览器插件（Web Extensions），主要用于辅助下载 PT 站的种子。

Hack Tools ⭐ 1,832

The all-in-one Red Team extension for Web Pentester 🛠

Simplify ⭐ 1,577

Browser extension to simplify Gmail's interface

Rsshub Radar ⭐ 1,572

🍰 Browser extension that simplifies finding and subscribing RSS and RSSHub

Github Hovercard ⭐ 1,547

Neat hovercards for GitHub.

Metastream ⭐ 1,505

Watch streaming media with friends.

Fx_cast ⭐ 1,289

Implementation of the Google Cast Chrome Sender SDK within Firefox

Notifier For Github ⭐ 1,217

Browser extension - Get notified about new GitHub notifications

Awsconsolerecorder ⭐ 1,117

Records actions made in the AWS Management Console and outputs the equivalent CLI/SDK commands and CloudFormation/Terraform templates.

Data Selfie ⭐ 1,011

Data Selfie - a browser extension to track yourself on Facebook and analyze your data.

Chrome/Firefox extension to nuke annoying elements in a web page

Web Extension Starter ⭐ 931

🖥🔋Web Extension starter to build "Write Once Run on Any Browser" extension

🐙 File tree extension for GitHub on Chrome & Firefox & Edge

Youtube Extension ⭐ 913

🔴YouTube Extension📌80+Features ⭐Please document, code or donate📌Tidy📌Longest-standing(2012 300000active users)⋮⚙️🎬🎞️🔊☕🎨🧩🧪📈⏯️⋮(Player: Repeat Screenshot Rotate; Hide related video distraction. Always expand video Description. Playback speed. Video Quality bandwidth H.264 electricity. Player Size Full Window. Themes Customization. Statistics. Reverse Playlist YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube YouTube Youtube enhancer YouTube app YouTube video YouTube YouTube YouTube api v3 YouTube playback YouTube player VP8 VP9 AV1 vidIQ tubebuddy download adblocker adblock ads sponsorblock addon youtube music ⭐ youtube premium css css4 html5 ytdl youtube-dl invidious iridium ParticleCore youtube+ youtube++ youtube-plus maia-yt youtube nonstop youtube control center vlogger vlog h264ify h264 m.youtube.com music.youtube.com studio.youtube youtube mobile youtube studio ⭐ kids Vanced gaming.youtube.com gaming youtubecenter freetube lite-youtube-embed newpipe youtube-dl-gui mps-youtube nuclear pytube awesome youtubers youtube downloader 8k 4k 60fps 30fps youtubeexplode vidgear k-lite tubebuddy adobe apple ios iphone design simplify ffmpeg premiere designer annoyance youtube upload

Edgetranslate ⭐ 908

A translation extension.

Authenticator ⭐ 894

Authenticator generates 2-Step Verification codes in your browser.

Toggl Button ⭐ 864

Toggl Button extension for Chrome and Firefox

Just Read ⭐ 856

A customizable read mode web extension.

Gooreplacer ⭐ 839

⚡️⚡️A browser extension to modify HTTP requests :-)

Aws Extend Switch Roles ⭐ 819

Extend your AWS IAM switching roles by Chrome extension or Firefox add-on

Saka Key ⭐ 733

A keyboard interface to the web

Tabliss ⭐ 699

An extensible New Tab web extension written in TypeScript, React and Redux.

Tab Session Manager ⭐ 664

WebExtensions for restoring and saving window / tab states

Make Medium Readable Again — a browser extension

Chrome Utm Stripper ⭐ 584

Browser extension that strips Google Analytics (UTM) parameters, and various other click tracking tokens, from URL query strings

Refined Bitbucket ⭐ 550

Chrome and Firefox extension that improves Bitbucket's user experience

🔎 A browser extension to explore npm dependencies on GitHub repos

Web Search Navigator ⭐ 518

Chrome/Firefox extension that adds keyboard shortcuts to Google, YouTube, Github, Amazon, and others

Refined Hacker News ⭐ 492

✨ Hacker News, but refined — Interface tweaks and features to make the HN experience better

Markdown Viewer ⭐ 482

Markdown Viewer / Browser Extension

Darkness ⭐ 463

Dark Themes for Popular Websites

A tool designed to assist with finding all sinks and sources of a web application and display these results in a digestible manner.

Temporary Containers ⭐ 449

Firefox Add-on that lets you open automatically managed disposable containers

Gesturefy ⭐ 443

Navigate, operate, and browse faster with mouse gestures! A customizable Firefox mouse gesture add-on with a variety of different commands.

🐘 🔒 KeePass-compatible browser extension for filling passwords.

Read Aloud ⭐ 405

An awesome browser extension that reads aloud webpage content with one click

Webscrapbook ⭐ 400

A browser extension that captures web pages to local device or backend server for future retrieval, organization, annotation, and edit. This project inherits from ScrapBook X.

Native Client ⭐ 397

Native Messaging component for Windows, Linux, and Mac OS that is written in NodeJS.

Browser Addon ⭐ 382

Kee adds free, secure and easy password management features to your browser which save time and keep your private data more secure.

Easy To Rss ⭐ 379

🚀 Chrome/Firefox Extension to retreive RSS feeds URLs from WebSite, RSSHub supported

Svg Screenshots ⭐ 377

📸🧩 Browser extension to take scalable, semantic, accessible screenshots of websites in SVG format.

Fake Filler Extension ⭐ 369

A browser extension for Chrome, Edge and Firefox that fills dummy text in all input fields in a page.

Lovely Forks ⭐ 352

💚 🍴 Show notable forks of GitHub repositories under their names.

Codercalendar ⭐ 350

DEPRECATED -> Checkout nishanthvijayan/CoderCalendar-Extensions

Extanalysis ⭐ 335

Browser Extension Analysis Framework - Scan, Analyze Chrome, firefox and Brave extensions for vulnerabilities and intels

Auto Tab Discard ⭐ 334

Use native tab discarding method to automatically reduce memory usage of inactive tabs

Simple Translate ⭐ 332

WebExtensions for translating text on web pages

Turbo Download Manager ⭐ 279

a multi-browser download manager with multi-threading support

Sessionsync ⭐ 250

Dollchan Extension Tools ⭐ 246

The best way to browse imageboards

Twitch Hls Adblock ⭐ 241

Block advertisements that are inserted in Twitch streams directly.

Minimal Twitter ⭐ 226

Minimal Theme for the new Twitter UI 🐦

What Have You Made Today ⭐ 220

Chrome & FireFox extension to replace the default home page. What have you made today?

Panorama Tab Groups ⭐ 220

An add-on for Firefox that implements the old Tab Groups/Panorama functionality

Bandwidth Hero ⭐ 216

💂 Saves data by compressing images on web page

Simpread Little ⭐ 201

简悦( SimpRead ) · 轻阅版

Oldschool Github Extension ⭐ 199

Revert GitHub's UI back to its classic look (before the June 23, 2020 update that has a flat, rounded and more whitespaced design).

Pywalfox ⭐ 197

Dynamic theming of Firefox (and Thunderbird) using your Pywal colors

Wallabagger ⭐ 196

Chrome / Firefox / Opera plugin for wallabag v2.

Slick Fox ⭐ 190

🦊 A userchrome.css file that has rounded tabs and a url bar that can disappear when not selected on. It works with any themes.

Startpage ⭐ 188

A minimal starpage for Chrome and Firefox

Firefox Scripts ⭐ 177

userChromeJS / autoconfig.js and extensions

Azure Mask ⭐ 176

A browser extension (Chrome, Firefox) that toggles concealment of sensitive information found in the Azure Portal web page such as Subscription Id's

Blocktube ⭐ 170

YouTube™ content blocker

Side Auto_sci Hub ⭐ 164

Cross-Browser Plugin to open Sci-Hub 🗝 page with the article from your current tab

Updatescanner ⭐ 160

Firefox addon to monitor web pages for updates.

Cleanlinks ⭐ 158

Converts obfuscated/nested links to genuine clean links.

Asciidoctor Browser Extension ⭐ 147

⚪️ An extension for web browsers that converts AsciiDoc files to HTML using Asciidoctor.js.

Disable Javascript ⭐ 140

Adds the ability to disable JavaScript on specific sites.

Synology Download Manager ⭐ 131

An open source browser extension for adding/managing download tasks to your Synology DiskStation.

Livemarks ⭐ 128

Extension that restores RSS Feed Livemarks in Firefox.

Webextension to save Tiddlywiki

Alfred Firefox ⭐ 125

Search and control Firefox from Alfred

Surfingkeys Conf ⭐ 122

A SurfingKeys configuration which adds 125+ key mappings for 20+ sites & OmniBar search suggestions for 50+ sites

Spotify Lyrics ⭐ 121

🎉 Desktop Spotify Web Player Instant Synchronised Lyrics

Network Plus ⭐ 120

DevTools for network recording and resending.

Html5 Video Everywhere ⭐ 118

Higher performance and stable video watching experience on the web

Yt Ad Autoskipper ⭐ 118

A browser extension that automates skipping ad on Youtube. This is not an ad blocker, it just automates the process of clicking on the "Skip Ad" button on Youtube.

Web Extension Starter ⭐ 115

Typescript, React, Redux, Styled-Component and Webpack based sample extension boilerplate. Runs on Chrome and Firefox. Sample chrome extension.

Page Translator ⭐ 114

One-click in-line page translation for Firefox

Newtaboverride ⭐ 114

New Tab Override allows you to set the page that shows whenever you open a new tab.

Chrome / Firefox browser extension that integrates word translation, sentences collection, and words memory

1-100 of 135 projects

Advertising 📦 10

Application Programming Interfaces 📦 124

Applications 📦 192

Artificial Intelligence 📦 78

Blockchain 📦 73

Build Tools 📦 113

Cloud Computing 📦 80

Code Quality 📦 28

Collaboration 📦 32

Command Line Interface 📦 49

Community 📦 83

Companies 📦 60

Compilers 📦 63

Computer Science 📦 80

Configuration Management 📦 42

Content Management 📦 175

Control Flow 📦 213

Data Formats 📦 78

Data Processing 📦 276

Data Storage 📦 135

Economics 📦 64

Frameworks 📦 215

Graphics 📦 110

Hardware 📦 152

Integrated Development Environments 📦 49

Learning Resources 📦 166

Libraries 📦 129

Lists Of Projects 📦 22

Machine Learning 📦 347

Mapping 📦 64

Marketing 📦 15

Mathematics 📦 55

Messaging 📦 98

Networking 📦 315

Operating Systems 📦 89

Operations 📦 121

Package Managers 📦 55

Programming Languages 📦 245

Runtime Environments 📦 100

Science 📦 42

Security 📦 396

Social Media 📦 27

Software Architecture 📦 72

Software Development 📦 72

Software Performance 📦 58

Software Quality 📦 133

Text Editors 📦 49

Text Processing 📦 136

User Interface 📦 330

User Interface Components 📦 514

Version Control 📦 30

Virtualization 📦 71

Web Browsers 📦 42

Web Servers 📦 26

Web User Interface 📦 210