zilvestro / grammai
AI writing assistance. Free & open source. Offline English and German grammar checks, with rewrites and translation through your own AI.
zilvestro / grammai
longhaiqwe / oh-my-x
Adds missing features to X (Twitter) on the web: layout options, spam reply filter, data badges, writing tools, quick actions. 给 X 网页端补上常用但缺失的功能：页面布局、垃圾回复过滤、数据标注、创作辅助、快捷互动。
refined-github / refined-github
:octocat: Browser extension that simplifies the GitHub interface and adds useful features
darkreader / darkreader
Dark Reader Chrome and Firefox extension
voyager-crew / voyager
Enhancement suite for Gemini, AI Studio, Claude, ChatGPT & DeepSeek — plus a prompt manager for any website, DeepSeek Harness included. / 面向 Gemini、AI Studio、Claude、ChatGPT 与 DeepSeek 的增强套件；其中的提示词管理器可用于任意网站，如 DeepSeek Harness。
nanobrowser / nanobrowser
Open-source AI agent for web automation. Use your real, logged-in browser to automate daily tasks.
ajayyy / SponsorBlock
Skip YouTube video sponsors (browser extension)
crimx / ext-saladict
🥗 All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.
PlasmoHQ / plasmo
🧩 The Browser Extension Framework
chathub-dev / chathub
—
wxt-dev / wxt
⚡ Next-gen Web Extension Framework
mengxi-ream / read-frog
🐸 Read Frog - Open-source AI language learning & flashcards, an Immersive Translate alternative | 🐸 陪读蛙 - 开源 AI 语言学习与闪词卡，沉浸式翻译替代
rockbenben / ChatGPT-Shortcut
Stop writing prompts from scratch — a searchable prompt library for ChatGPT, Claude, Gemini and Cursor · Русский 한국어 العربية हिन्दी ไทย ｜ 别再从头写提示词：现成的拿来就用，好用的收进自己的库
floccusaddon / floccus
:cloud: Sync your bookmarks privately across browsers and devices
n4ze3m / page-assist
Use your locally running AI models to assist you in your web browsing
iorate / ublacklist
Blocks specific sites from appearing in Google search results
wechatsync / Wechatsync
一键同步文章到多个内容平台，支持今日头条、WordPress、知乎、简书、掘金、CSDN、typecho各大平台，一次发布，多平台同步发布。解放个人生产力
hanydd / BilibiliSponsorBlock
一款跳过小电视视频中恰饭片段的浏览器插件，移植自 SponsorBlock。A browser extension to skip sponsored segments in videos, ported from the SponsorBlock
xuejianxianzun / PixivBatchDownloader
Powerful Pixiv batch downloader. Batch download artworks and novels, filter works, rename when downloading, convert animated images, and more. 浏览器扩展程序，批量下载 Pixiv 上的插画和小说。过滤作品、下载时重命名、转换动态图片等。
scriptscat / scriptcat
ScriptCat, a browser extension that can execute userscript; 脚本猫，一个可以执行用户脚本的浏览器扩展
altair-graphql / altair
✨⚡️ A feature-rich GraphQL Client for all platforms.
obsidianmd / obsidian-clipper
Highlight and capture the web in your favorite browser. The official Web Clipper extension for Obsidian.
extension-js / extension.js
The cross-browser extension framework.
totec448-spec / chat-on-steroids
Cross-platform local MCP capabilities for ChatGPT with Chrome integration, Goal, Compact & Resume, and durable multi-agent workflows.
vinta / pangu.js
Opinionated paranoid text spacing in JavaScript, with on-device AI semantic judgment
Authenticator-Extension / Authenticator
Authenticator generates 2-Step Verification codes in your browser.
crxjs / chrome-extension-tools
Build cross-browser extensions with native HMR and zero-config setup
web-scrobbler / web-scrobbler
Scrobble music all around the web!
polywock / globalSpeed
Web extension to set a default speed for video and audio
salarcode / SmartProxy
Firefox/Chrome browser extension. SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.
puemos / hls-downloader
Web Extension for sniffing and downloading HTTP Live streams (HLS)
EnixCoda / Gitako
🐙 File tree extension for GitHub on Chrome & Firefox & Edge
open-source-labs / Reactime
Developer tool for time travel debugging and performance monitoring in React applications.
abhijithvijayan / web-extension-starter
🖥🔋Web Extension starter to build "Write Once Run on Any Browser" extension
victrme / Bonjourr
Minimalist & lightweight startpage inspired by iOS
RabbyHub / Rabby
The game-changing wallet for Ethereum and all EVM chains
ShunCai / QZoneExport
QQ空间导出助手，用于备份QQ空间的说说、日志、私密日记、相册、视频、留言板、QQ好友、收藏夹、分享、最近访客为文件，便于迁移与保存
ninoseki / mitaka
A browser extension for OSINT search
nsfw-filter / nsfw-filter
A free, open source, and privacy-focused browser extension to block “not safe for work” content built using TensorFlow.js.
ankit / stylebot
Restyle any website
Ademking / MD-This-Page
Convert any web page to clean, readable Markdown with just one click.
westpoint-io / mimik
🪄 A browser extension that captures your workflow as you click and turns it into a step-by-step guide with annotated screenshots 📸
apollographql / apollo-client-devtools
Apollo Client browser developer tools.
toolkit-for-ynab / toolkit-for-ynab
A general purpose YNAB enhancing browser extension for Chrome and Firefox. Have it your way!
omegaee / my-fingerprint
保护你的浏览器指纹 | Protect Your Browser Fingerprints | Chrome, Edge, Firefox | 扩展 / Extension
kizuna-ai-lab / sokuji
Real-time two-way speech translation for bilingual meetings — auto-detects the spoken language and translates both directions, cloud or fully offline on-device. Desktop (Windows · macOS · Linux) + browser extension (Chrome · Edge) for Zoom, Meet, Teams & any app.
FirefoxBar / HeaderEditor
Manage browser's requests, include modify the request headers, response headers, response body, redirect requests, cancel requests
AI-Prompt-Genius / AI-Prompt-Genius
Curate a custom library of AI Prompts
anc95 / writely
❤️🔥 A chrome extension as an alternative to Notion AI that goes beyond Notion AI. | 一个替代 Notion AI 的浏览器插件，不止于 Notion AI
setube / stackprism
StackPrism is a browser extension for detecting website technology stacks.
wtetsu / mouse-dictionary
📘Super fast browser dictionary
sheepzh / time-tracker-4-browser
A browser extension that helps you track time, analyze your habits and block addictive sites
opentabs-dev / opentabs
Browser automation clicks buttons. OpenTabs calls APIs.
better-lyrics / better-lyrics
Better Lyrics for YouTube Music - Enhance YouTube Music with beautiful time-synced lyrics, multilingual support, real-time translations and more ✨
felixfbecker / svg-screenshots
📸🧩 Browser extension to take scalable, semantic, accessible screenshots of websites in SVG format.
kawamataryo / sky-follower-bridge
Instantly find and follow the same users from your X(Twitter) follower on Bluesky.
webLiang / Pornhub-Video-Downloader-Plugin-v3
pornhub视频下载插件 chrome extention v3,pornhub video download, support xvideos, xhamaster and more.
omdsh-dev / dsh-browser
Chrome sidebar extension that lets DeepSeek Harness operate your browser directly, no vision capabilities required. 一款 Chrome 侧边栏扩展程序，可让 DeepSeek Harness 直接操控您的浏览器，无需视觉能力。
webextension-toolbox / webextension-toolbox
Small CLI toolbox for cross-browser WebExtension development
tarampampam / random-user-agent
😎 Browser extension that automatically replaces the User-Agent with a randomized one