hackademix / noscript

The popular NoScript Security Suite browser extension.

toggl / track-extension

Toggl Track browser extension for Chrome and Firefox

prompt-security / clawsec

A complete security skill suite for OpenClaw, Hermes, PicoClaw and NanoClaw agents (and variants). Protect your SOUL.md (etc') with drift detection, live security recommendations, automated audits, and skill integrity verification. All from one installable suite.

yeahhe365 / Gemini-Nexus

Gemini Nexus 是一款面向浏览器场景的 AI 助手扩展，集成 Gemini Web、Gemini API 与 OpenAI 兼容接口，支持网页上下文、图像处理、工具调用和 MCP 浏览器控制。

Kiuryy / Bookmark_Sidebar

Browser extension, which adds a toggleable sidebar with all your bookmarks on the left or right side of your screen.

mantou132 / Spotify-Lyrics

🎉 Desktop Spotify Web Player Instant Synchronised Lyrics

browserpass / browserpass-extension

Browserpass web extension

Andrews54757 / FastStream

Stream videos without buffering in the browser. An extension that gives you a better, accessible video player designed for your needs.

PactInteractive / image-downloader

⬇️ Download images from the web with ease. A browser extension for Google Chrome, Microsoft Edge, and Brave.

bujue3709 / GPT-Conversation-Toolkit

A power-user toolkit for ChatGPT Web — full and selective conversation export, PNG long-image export, deep-history search, timeline navigation, prompt management, folders, and LaTeX copy.

infokiller / web-search-navigator

Web extension that adds keyboard shortcuts to Google, YouTube, Github, Amazon, and others (Chrome/Firefox/Edge/Safari)

sebastiancarlos / beachpatrol

🏝️ A CLI Tool to Automate Your Everyday Web Browser.

internetarchive / wayback-machine-webextension

A web browser extension for Chrome, Firefox, Edge, and Safari 14.

JasonGrass / auto-extension-manager

a chrome extension manager where you can add rules

andy-portmen / native-client

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

eonpatapon / gnome-shell-extension-caffeine

Disable screensaver and auto suspend

Glench / ExtPay

The JavaScript library for ExtensionPay.com — payments for your browser extensions, no server needed.

pmarks-net / ipvfoo

Display the current page's IP version and addresses

lkmvip / netflix-4K-DDplus

MicrosoftEdge(Chromium core) extension to play Netflix in 4K（Restricted）and DDplus audio

Justineo / coplay

Synchronizing video play between two peers.

zotero / zotero-connectors

Chrome, Firefox, Edge, and Safari extensions for Zotero

Schneegans / Desktop-Cube

🧊 Indulge in nostalgia with useless 3D effects.

Kenshin / simptab

简 Tab ( SimpTab ) - 极简的 Chrome 新标签页扩展，望你每次打开都有好心情。

thunderbird-conversations / thunderbird-conversations

An extension for Thunderbird that allows you to view threads as "real" conversations, including your own emails. This extension also adds a bunch of useful UI features in the conversation view.

kriszyp / msgpackr

Ultra-fast MessagePack implementation with extension for record and structural cloning / msgpack.org[JavaScript/NodeJS]

JayPokale / Chisle

Cut your AI coding agent's token bill on three axes: terse prose, YAGNI-first code, and tool-output compression. Claude Code, Pi, Cursor, Codex, Gemini + 4 more. Zero deps, published benchmarks including the runs it loses.

char0n / ramda-adjunct

Ramda Adjunct is the most popular and most comprehensive set of functional utilities for use with Ramda, providing a variety of useful, well tested functions with excellent documentation.

pnlpal / dictionariez

📚 A customizable dictionary extension that supports double-click lookups in 20+ languages, 1000+ dictionaries, text-to-speech, translation and Anki integration.

johnmichel / Library-Detector-for-Chrome

🔍 Extension that detects which JavaScript libraries are running on a page

musically-ut / lovely-forks

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

Hmily-LCG / FlowMouse

一款追求极致流畅的开源鼠标手势扩展。指尖滑动，进入心流。支持手势导航、超级拖拽、滚轮手势、特殊手势，并可自定义所有手势及更多功能。 / An open-source mouse gesture extension designed for ultimate smoothness. Swipe your fingertips, enter the Flow. Supports gesture navigation, super drag, wheel and rocker gestures, and the ability to customize all gestures and more.

MetaMask / test-dapp

The sample dapp used for e2e testing and metamask-extension QA

webstream-labs / jmuxer

jMuxer - a simple javascript mp4 muxer that works in both browser and node environment.

spite / ShaderEditorExtension

Google Chrome DevTools extension to live edit WebGL GLSL shaders

SUPERCILEX / gnome-clipboard-history

Gnome Clipboard History is a clipboard manager Gnome extension that saves what you've copied into an easily accessible, searchable history panel.

realzza / bilibili-accelerator

Safari-friendly Bilibili CDN accelerator for smoother overseas playback.

fmhy / FMHY-SafeGuard

An extension that detects starred, safe, unsafe or potentially unsafe sites using the FMHY Filterlist.

civilblur / youlag

Youlag: Extension for FreshRSS, browse YouTube and article feeds through a modernized design

Dreamlinerm / Netflix-Prime-Auto-Skip

Automatically skip Ads, Intros, Credits, etc. on all major Streaming services

Shopify / Shopify-AI-Toolkit

Agent plugins/extensions for CLIs and IDEs

gildas-lormeau / SingleFile-MV3

SingleFile version compatible with Manifest V3

Jane-xiaoer / xiaoer-videolab

One click on the toolbar grabs the current page's video into ~/Downloads — local yt-dlp daemon, 1800+ sites. 小耳抓视频：一键把当前页视频抓到本地。

sblask-webextensions / webextension-skip-redirect

Some web pages use intermediary pages before redirecting to a final page. This add-on tries to extract the final url from the intermediary url and goes there straight away if successful.

lawrencehook / remove-youtube-suggestions

A browser extension that lets you hide recommendations, customize the interface, and take control of your YouTube experience.

AltimateAI / vscode-dbt-power-user

This extension makes vscode seamlessly work with dbt™: Auto-complete, preview, column lineage, AI docs generation, health checks, cost estimation etc

omid / Persian-Calendar-for-Gnome-Shell

A GNOME Shell extension that displays Persian calendar

hypothesis / browser-extension

The Hypothesis browser extensions.

ooples / token-optimizer-mcp

Measure token savings per AI coding agent, optimize context, and share a live local knowledge graph across 16 CLI clients.

levelsio / superlevels

A super Chrome extension I made that's safer than installing external malware/spyware-filled extensions that form a massive security risk, this one is open source and you can read and check the source code (with AI) before you install it, and customize it to your liking!

IndieWikiBuddy / indie-wiki-buddy

Browser extension that automatically notifies and redirects you to independent wikis.

subdavis / Tusk

🐘 🔒 KeePass-compatible browser extension for filling passwords.

tw93 / Maple

🍁 Hide the bookmark bar, use Maple Bookmarks to surf smoothly.

mzur / gnome-shell-wsmatrix

GNOME shell extension to arrange workspaces in a two-dimensional grid with workspace thumbnails

fregante / chrome-webstore-upload-cli

CLI tool to upload Chrome Extensions to the Chrome Web Store

mcollina / msgpack5

A msgpack v5 implementation for node.js, with extension points / msgpack.org[Node]

KC3Kai / KC3Kai

Kantai Collection Game Viewer and Tools

ingui-n / musescore-downloader

Browser extension allowing to download music sheets, audio and midi files for free

thiagotigaz / ocr-it

Chrome extension: pin a screen region once, then hotkey your way through a paginated document. OCR runs 100% offline via bundled Tesseract.

shaojie-li / web-source-inspect

Zero-integration Chrome extension that maps React DOM elements to JSX/TSX source locations.

biuworks / bilibili-digest

已上架 Chrome / Edge 商店 🚀 把 B 站视频变成学习资源的浏览器扩展：字幕阅读、双语对照、AI 章节概览、划词解释和带时间戳的笔记