domain: browser-extensions
542 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| wseagar/eight-dollars A browser extension that distinguishes Twitter Blue subscribers from genuinely verified accounts on Twitter/X by adding visual indicators t… | 23 | 1183 | maintenance |
| csns1/bypass-paywalls-chrome-clean-magnolia1234 A Chromium browser extension that bypasses paywalls on supported news sites, allowing users to read articles for free. It supports custom s… | 32 | 1175 | maintenance |
| IndieKKY/bilibili-subtitle A browser extension (哔哔君) that displays a clickable subtitle list panel for Bilibili videos, enabling jump-to-timestamp navigation, subtitl… | 52 | 1174 | maintenance |
| muaz-khan/Chrome-Extensions A collection of WebRTC-based Google Chrome extensions by Muaz Khan, including screen recording (RecordRTC) and peer-to-peer desktop screen … | 32 | 1156 | maintenance |
| micmro/performance-bookmarklet A bookmarklet and browser extension (Chrome/Firefox) that analyzes the current page's performance using the Resource Timing, Navigation Tim… | 23 | 1154 | maintenance |
| liminalpurr/jizhi Jizhi is a Chrome/Firefox/Edge browser extension that replaces the new tab page with animated layered noise waves rendered in traditional C… | 23 | 1130 | maintenance |
| ading2210/linuxpdf LinuxPDF is a PDF file that runs a full Linux system inside a RISC-V emulator (based on TinyEMU) compiled to asm.js and executed via the Ja… | 22 | 5087 | experimental |
| kdzwinel/SnappySnippet A Chrome/Chromium DevTools extension that extracts the HTML and computed CSS of a selected DOM element into a clean, readable snippet. Snip… | 23 | 1126 | maintenance |
| jawil/GayHub GayHub is a Chrome extension that enhances the GitHub browsing experience with a VS Code-style file tree sidebar, table-of-contents navigat… | 32 | 1122 | maintenance |
| eligrey/classList.js A cross-browser JavaScript polyfill that fully implements the element.classList DOM API. It enables classList support in browsers that lack… | 23 | 1103 | maintenance |
| zenorocha/codecopy CodeCopy is a browser extension that adds a copy-to-clipboard button to every code block on supported sites like GitHub, MDN, StackOverflow… | 23 | 1101 | maintenance |
| endrift/gbajs GBA.js is a Game Boy Advance emulator written from scratch in JavaScript using HTML5 technologies like Canvas and Web Audio, with no plugin… | 10 | 1093 | maintenance |
| MiguelsPizza/WebMCP WebMCP (MCP-B) is a protocol and TypeScript SDK that exposes JavaScript functions in web pages to LLMs as MCP tools, via a Chrome extension… | 41 | 1090 | maintenance |
| MeoMix/StreamusChromeExtension Streamus is a Google Chrome browser extension that provides a YouTube-based video and music player with playlist management. It is built in… | 23 | 1069 | maintenance |
| mozilla/contain-facebook Facebook Container is a Firefox browser extension by Mozilla that isolates Facebook activity into a dedicated container tab. It prevents Fa… | 66 | 1066 | maintenance |
| DennisSnijder/MakeGithubGreatAgain A browser extension for Chrome and Firefox that restores GitHub's classic look by removing the dark topbar and reverting the new color sche… | 23 | 1050 | maintenance |
| antimatter15/whammy Whammy is a small JavaScript library that encodes canvas frames into WebM video files entirely in the browser by reusing WebP-encoded VP8 i… | 32 | 1032 | maintenance |
| zabirauf/AutoGPT.js AutoGPT.js is an open-source web application that runs AutoGPT-style autonomous GPT agents directly in the browser. It supports file creati… | 30 | 1024 | maintenance |
| d4t4x/data-selfie Data Selfie is a browser extension for Chrome and Firefox that tracks your own behavior on Facebook and analyzes the collected data locally… | 32 | 1023 | maintenance |
| gosub-io/gosub-engine Gosub is a modular, embeddable web browser engine written from scratch in Rust, with spec-compliant HTML5 and CSS3 parsers, an async networ… | 82 | 3676 | experimental |
| webmachinelearning/webmcp WebMCP is a proposed web platform API (W3C Community Group specification) that lets web developers expose JavaScript functions or HTML form… | 62 | 3290 | experimental |
| ishan0102/vimGPT vimGPT is a Python application that lets GPT-4V browse and interact with the web visually using Playwright and the Vimium keyboard-navigati… | 27 | 2649 | experimental |
| hensm/fx_cast fx_cast is a Firefox WebExtension that implements the Chromecast (Google Cast) Web Sender API, exposing cast support to web apps and HTML5 … | 55 | 2044 | experimental |
| twilco/kosmonaut Kosmonaut is an experimental web browser engine written in Rust that parses HTML and a small subset of CSS, then performs layout and render… | 56 | 1717 | experimental |
| minh-ton/reynard-browser Reynard is an experimental Gecko-based web browser for iOS 13+, bringing the Firefox engine to a platform where third-party browsers are no… | 82 | 1544 | experimental |
| abundantbeing/hermes-browser-extension A Chrome/Edge/Chromium side-panel browser extension that connects active web context to a Hermes Agent runtime via a local gateway, Hermes … | 80 | 1428 | experimental |
| TaxyAI/browser-extension Taxy is an open-source Chrome browser extension that uses GPT-4 to control the browser and perform repetitive actions on the user's behalf … | 21 | 1275 | experimental |
| betterbrowser/arcfox ArcFox is a Firefox extension plus userChrome.css theme pack that brings Arc Browser's UI style, including a vertical sidebar and tab manag… | 43 | 1245 | experimental |
| model-zoo/shift-ctrl-f A Chrome extension that lets users search a webpage using natural language questions instead of exact string matching. It runs a MobileBERT… | 10 | 1100 | experimental |
| FelisCatus/SwitchyOmega SwitchyOmega is a browser extension for Chromium and Firefox that lets users manage and quickly switch between multiple proxy profiles, inc… | 23 | 22601 | abandoned |
| richards199999/Thinking-Claude Thinking Claude is a browser extension plus a set of 'thinking protocol' system instructions that make Claude's chat interface show an expl… | 58 | 17043 | abandoned |
| checkly/headless-recorder Headless Recorder is a Chrome extension that records browser interactions (clicks, typing, navigation) and generates Playwright or Puppetee… | 10 | 15301 | abandoned |
| wong2/chatgpt-google-extension A browser extension that displays ChatGPT responses alongside results from Google and other search engines like Bing, DuckDuckGo, and Brave… | 32 | 13049 | abandoned |
| pixeltris/TwitchAdSolutions A collection of userscripts and uBlock Origin filters that block or bypass ads on Twitch streams using techniques like video swapping and a… | 10 | 11386 | abandoned |
| karpathy/convnetjs ConvNetJS is a JavaScript library for defining and training neural networks, including convolutional networks and an experimental Deep Q Le… | 23 | 11197 | abandoned |
| browserstate/history.js History.js is a JavaScript library that provides a normalized wrapper around the HTML5 History/State APIs (pushState, replaceState, onPopSt… | 32 | 10654 | abandoned |
| carhartl/jquery-cookie A simple, lightweight jQuery plugin for reading, writing, and deleting browser cookies from client-side JavaScript. It is no longer maintai… | 10 | 8494 | abandoned |
| dxcweb/high-speed-downloader A high-speed downloader tool, distributed via npm, designed to accelerate file downloads (notably from Baidu Netdisk). The project is no lo… | 32 | 7113 | abandoned |
| zeroclipboard/zeroclipboard ZeroClipboard is a JavaScript library that enables copy-to-clipboard functionality in web pages by floating an invisible Adobe Flash movie … | 10 | 6587 | abandoned |
| TheRealJoelmatic/RemoveAdblockThing A Tampermonkey userscript that removes YouTube's 'Ad blocker is not allowed' popup and bypasses ad blocker detection. It also provides an u… | 10 | 5981 | abandoned |
| WebKit/WebKit-http A deprecated unofficial HTTP mirror of the WebKit SVN repository, the open-source web browser engine behind Safari, Mail, and other Apple a… | 10 | 4970 | abandoned |
| kiwibrowser/src.next Kiwi Browser is a Chromium-based web browser for Android that supports Chrome desktop extensions on mobile. This repository contains the so… | 34 | 3965 | abandoned |
| FoundZiGu/GuJumpgate A Chrome browser extension that automated registration of free accounts and PayPal-based Plus subscription activation flows, including emai… | 10 | 3926 | abandoned |
| FastForwardTeam/FastForward FastForward is a browser extension for Chromium, Edge, and Firefox that automatically skips link shorteners and wait-for-ad interstitial pa… | 66 | 3773 | abandoned |
| mozilla/shumway Shumway is a Flash (SWF) virtual machine and runtime implemented entirely in JavaScript/TypeScript, rendering Flash content in the browser … | 10 | 3669 | abandoned |
| 31b4/Leetcode-Premium-Bypass A Chrome browser extension that unlocked LeetCode premium features such as company-tagged questions and frequency bars without a paid subsc… | 10 | 3387 | abandoned |
| EFForg/https-everywhere HTTPS Everywhere was a Firefox, Chrome, and Opera browser extension by EFF that rewrote HTTP requests to HTTPS to encrypt browsing. It was … | 10 | 3354 | abandoned |
| maxchehab/CSS-Keylogging A proof-of-concept Chrome extension and Express server demonstrating a CSS-based keylogging attack using attribute selectors and background… | 32 | 3240 | abandoned |
| defunkt/dotjs dotjs is a Google Chrome extension plus a tiny local Ruby web server that executes JavaScript files from ~/.js on matching websites, with j… | 32 | 3143 | abandoned |
| mozilla/webextension-polyfill A lightweight polyfill that lets browser extensions use the Promise-based `browser` API namespace in Chrome, matching Firefox's WebExtensio… | 10 | 3069 | abandoned |
| gragland/chatgpt-chrome-extension A Chrome extension that integrates ChatGPT into every text box on the internet, letting users invoke AI assistance via right-click without … | 32 | 2963 | abandoned |
| YePpHa/YouTubeCenter YouTube Center is a browser extension/userscript that enhances YouTube with features like video downloading, automatic quality selection, a… | 10 | 2905 | abandoned |
| browserhtml/browserhtml Browser.html is an experimental browser UI built entirely in HTML, designed to run on top of Mozilla's Servo engine via the Graphene runtim… | 10 | 2602 | abandoned |
| pa7/nude.js nude.js is a client-side JavaScript nudity detection library that analyzes image data via HTMLCanvas using algorithms based on research pap… | 32 | 2355 | abandoned |
| bgrins/videoconverter.js A JavaScript library that compiles FFmpeg to JavaScript via Emscripten, enabling video conversion and manipulation entirely in the web brow… | 32 | 2353 | abandoned |
| codebutler/firesheep Firesheep is a Firefox extension that demonstrates HTTP session hijacking attacks by sniffing unencrypted Wi-Fi traffic and capturing sessi… | 32 | 2352 | abandoned |
| cehui0303/Tmall_Tickets A Chrome browser extension that automates submitting purchase orders and payment requests for Maotai liquor on Tmall Supermarket's flash sa… | 32 | 2292 | abandoned |
| ueokande/vim-vixen Vim Vixen is a Firefox WebExtension add-on that lets users navigate and control the browser with Vim-style keyboard shortcuts and a command… | 10 | 2092 | abandoned |
| zythum/mama2 MAMA2 is a browser bookmarklet/plugin project that replaces Flash video players on Chinese video sites (Bilibili, Youku, Tudou, Sohu, etc.)… | 32 | 2040 | abandoned |
| will-stone/browserosaurus Browserosaurus is an open-source macOS browser prompter that registers itself as the default browser and shows a picker menu of installed b… | 10 | 2014 | abandoned |
| trevorlinton/webkit.js A pure JavaScript port of WebKit's WebCore compiled via Emscripten, capable of rendering HTML5, CSS3, and SVG to WebGL/Canvas contexts in b… | 32 | 1971 | abandoned |
| C-Nedelcu/talk-to-chatgpt A Chrome and Edge browser extension that lets users talk to ChatGPT using speech recognition and hear responses via text-to-speech, with op… | 32 | 1929 | abandoned |
| gxvv/ex-baiduyunpan A Tampermonkey userscript that removes Baidu Netdisk's large-file download restrictions and enables batch copying of download links. It wor… | 10 | 1914 | abandoned |
| domeccleston/sharegpt ShareGPT is an open-source Chrome extension that lets users share permanent links to ChatGPT conversations with one click, backed by a Next… | 22 | 1756 | abandoned |
| cnwangjie/better-onetab Better-Onetab is a browser extension for Chrome and Firefox that stores and manages lists of open tabs, offering a more feature-rich altern… | 10 | 1754 | abandoned |
| waynecz/dadda-translate-crx Dadda is a Chrome word-selection translation extension with a built-in vocabulary notebook and toast-based word memorization reminders. It … | 23 | 1645 | abandoned |
| akshat46/FlyingFox FlyingFox is an opinionated set of CSS configurations (userChrome and Tree Style Tab themes) that gives Firefox a minimal, icon-based inter… | 10 | 1598 | abandoned |
| keraf/NoCoin No Coin is a small browser extension for Chrome, Firefox, and Opera that blocks browser-based coin miners such as Coinhive by blacklisting … | 10 | 1577 | abandoned |
| isanchop/stuhack A Chrome extension that attempted to unlock Studocu premium features such as removing premium banners, bypassing document blur, and enablin… | 10 | 1513 | abandoned |
| szhu/3030 A novelty browser game built around the 2015 Chrome %%30%30 URL-canonicalization crash bug, where hovering over tree links crashes vulnerab… | 32 | 1503 | abandoned |
| fossasia/susi_firefoxbot A Firefox WebExtension that lets users chat with the SUSI.AI assistant from the browser toolbar without leaving the current tab. It is a Ja… | 32 | 1498 | abandoned |
| anaclumos/bing-chat-for-all-browsers A browser extension that enables Bing Chat (Microsoft's ChatGPT-powered search assistant) on Chrome and Firefox, which normally restrict it… | 10 | 1429 | abandoned |
| aFarkas/webshim Webshims Lib is a modular, capability-based polyfill-loading library that extends jQuery with HTML5 features in legacy browsers. It conditi… | 23 | 1399 | abandoned |
| firebug/firebug Firebug was a legendary Firefox extension for web development that integrated HTML inspection, CSS editing, and JavaScript debugging direct… | 32 | 1370 | abandoned |
| gorhill/httpswitchboard HTTP Switchboard is a Chromium browser extension that lets users point-and-click whitelist or blacklist network requests per domain and req… | 10 | 1330 | abandoned |
| wintercn/dog-fucked-zhihu A browser plugin (userscript) that helps users quit Zhihu by backing up their answers, removing all upvotes, and batch-replacing or deletin… | 32 | 1317 | abandoned |
| petethepig/devtools-terminal A Chrome DevTools extension that embeds a system terminal inside the browser's Developer Tools panel. It connects via Chrome's Native Messa… | 32 | 1312 | abandoned |
| jshackles/Enhanced_Steam Enhanced Steam is an open-source Chrome browser extension that enhances the Steam store experience with features like wishlist sorting, his… | 10 | 1311 | abandoned |
| nang-dev/hover-paywalls-browser-extension Hover is an open-source Chrome browser extension that bypasses paywalls on news sites and blocks ads and tracking modules. It works via web… | 23 | 1307 | abandoned |
| sindresorhus/refined-twitter A browser extension that simplifies the Twitter web interface and adds quality-of-life features like hiding promoted tweets, auto-loading n… | 10 | 1297 | abandoned |
| privacypass/challenge-bypass-extension A browser extension implementing the client side of the Privacy Pass protocol, which issues and redeems unlinkable cryptographic tokens (ba… | 26 | 1250 | abandoned |
| louisremi/background-size-polyfill An IE behavior (.htc) polyfill that adds support for the CSS3 background-size 'cover' and 'contain' values to Internet Explorer 8. It emula… | 32 | 1248 | abandoned |
| tomer8007/widevine-l3-decryptor A Chrome extension that demonstrated bypassing Widevine L3 DRM by hijacking Encrypted Media Extensions calls to extract content decryption … | 10 | 1246 | abandoned |
| vimperator/vimperator-labs Vimperator is a Firefox extension (with a companion Muttator for Thunderbird) that makes the browser look and behave like the Vim text edit… | 23 | 1203 | abandoned |
| cowboy/jquery-hashchange A jQuery plugin that provides a cross-browser window.onhashchange special event, enabling basic bookmarkable #hash history and back/forward… | 32 | 1202 | abandoned |
| dannvix/NflxMultiSubs A Chrome/Firefox browser extension that adds bilingual (dual) subtitles to the Netflix web player, integrating with Netflix's native langua… | 32 | 1163 | abandoned |
| Apostolique/Agar.io-bot A userscript-based bot that plays the browser game Agar.io automatically, installed via userscript managers like Tampermonkey. It includes … | 32 | 1154 | abandoned |
| FooSoft/yomichan Yomichan is a browser extension for Chrome and Firefox that turns the browser into a Japanese pop-up dictionary, showing interactive defini… | 10 | 1143 | abandoned |
| paulrouget/firefox.html An experimental project that re-implements the Firefox browser UI entirely in HTML instead of native XUL. The repository has moved to brows… | 32 | 1121 | abandoned |
| jessepollak/command A Chrome browser extension that brings Slack-style slash commands (like /giphy, /emoji, /selfie) to any text field on the web. It lets user… | 23 | 1101 | abandoned |
| eramdam/BetterTweetDeck Better TweetDeck is a browser extension that adds many quality-of-life features to TweetDeck, the Twitter/X column-based dashboard. It supp… | 10 | 1094 | abandoned |
| algolia/github-awesome-autocomplete A browser extension for Chrome, Firefox, and Safari that replaces GitHub's search bar with Algolia-powered instant search and autocomplete.… | 10 | 1071 | abandoned |
| Kenguba/google-access-helper A cracked (modified) version of the 'Google Access Helper' Chrome extension that bypasses the Great Firewall to access Google services and … | 23 | 1063 | abandoned |
| ParticleCore/Particle YouTube Plus (codename Particle) is a browser extension/userscript that adds extra features to YouTube's HTML5 player. It runs via Greasemo… | 10 | 1056 | abandoned |
| cloudroc/baidu-nolimit A tiny Chrome extension that bypasses Baidu Netdisk's large-file download restrictions by spoofing the navigator.platform property so the w… | 32 | 1043 | abandoned |
| WebPlatformTest/HTML5test HTML5test is a web application that scores how well a browser supports HTML5 and related web specifications, letting users compare results … | 10 | 1005 | abandoned |
| doug/depthjs DepthJS is a browser extension and native plugin (primarily for Chrome) that lets any web page interact with the Microsoft Kinect via JavaS… | 32 | 1001 | abandoned |
| ChromeDevTools/chrome-devtools-mcp An MCP server that exposes Chrome DevTools capabilities to AI coding agents, letting them control and inspect a live Chrome browser via Pup… | 84 | 49759 | active |
| Quasar Framework Quasar is a Vue.js framework for building high-performance user interfaces with 70+ Material Design components. One codebase targets SPAs, … | 95 | 27202 | stable |
| m1k1o/neko Neko is a self-hosted virtual browser that runs in Docker and streams a fully functional browser desktop to multiple users over WebRTC with… | 90 | 22193 | active |