Top 288 firefox-addon open source projects

Minimal Theme for the new Twitter UI 🐦

The best way to browse imageboards

Block advertisements that are inserted in Twitch streams directly.

A minimal starpage for Chrome and Firefox

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

Browser extension that simplifies the GitHub interface and adds useful features

Bypass Paywalls web browser extension for Chrome and Firefox.

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

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

💂 Saves data by compressing images on web page

简悦( SimpRead ) · 轻阅版

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

userChromeJS / autoconfig.js and extensions

Chrome / Firefox / Opera plugin for wallabag v2.

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

Tree Style Tab, Show tabs like a tree.

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

YouTube™ content blocker

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。

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

☁️ Sync your bookmarks privately across browsers

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

Firefox addon to monitor web pages for updates.

🎉 Desktop Spotify Web Player Instant Synchronised Lyrics

Converts obfuscated/nested links to genuine clean links.

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

Adds the ability to disable JavaScript on specific sites.

🍰 Browser extension that simplifies finding and subscribing RSS and RSSHub

Firefox and Chrome Extention which creates an download button for instagram images and videos and videos

Search and control Firefox from Alfred

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

A SurfingKeys configuration which adds 130+ key mappings for 20+ sites & OmniBar search suggestions for 50+ sites

Extension that restores RSS Feed Livemarks in Firefox.

One dictionary to rule them all -- a browser extension to help you learn languages

Watch streaming media with friends.

A tool for monitoring and debugging urql during development

Webextension to save Tiddlywiki

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.

Neat hovercards for GitHub.

DevTools for network recording, modification and resending.

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

药方 YAWF 火狐扩展 新浪微博 微博过滤版面改造和美化等

Higher performance and stable video watching experience on the web

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

One-click in-line page translation for Firefox

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

Remove distractions from the new Twitter layout. Extension for Chrome, Firefox, Safari, Edge & More

Dark Reader Chrome and Firefox extension

UI components, libraries, and templates for building robust devtools experiences.

UI for create-web-ext

Install Browser Extensions straight from GitHub Repositories.

A Firefox and Google Chrome extension to clip websites and download them into a readable markdown file.

YiNote browser extension - online video note taking tool

Enforces the mobile web version of Wikipedia and improves its interface

The add-on "Carbonalyser" allows to visualize the electricity consumption and greenhouse gases (GHG) emissions that your Internet browsing leads to.

An extension for checking if .git is exposed in visited websites

A minimal Chrome / Firefox extension to help you learn Japanese words in each new tab.

Implementation of the Google Cast Chrome Sender SDK within Firefox

iOS styled StartPage

Potential changes for GitHub: Browser extension that shows which pull requests contain changes related to a file.