Asymptote-Labs / agent-beacon
Open-source memory layer that captures coding-agent session history across harnesses and turns it into reusable knowledge for future agents.
Asymptote-Labs / agent-beacon
setube / stackprism
StackPrism is a browser extension for detecting website technology stacks.
Jamailar / Beav
Desktop AI workspace for content creators that saves and transcribes social posts, plans content, writes drafts, and makes images and short videos.
gorhill / uBlock
uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.
FortoGraphy / prism-download-manager
The fast, beautiful, open-source download manager for Windows, macOS and Linux — up to 32 connections, browser integration, video & MP3 downloads, crash-safe resume.
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
RongleCat / grok-bot-clipper
Unofficial Grok Bot browser extension — capture web pages, screenshots and social posts, collect context, and send it to your BOTs. / Grok Bot 第三方网页采集与聊天助手。
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。
webbrain-one / webbrain
Open-source AI browser agent for Chrome and Firefox (monorepo) 🧠
refined-github / refined-github
:octocat: Browser extension that simplifies the GitHub interface and adds useful features
rayytor / desktop_gifs
Post GIFs in YouTube comments and replies from a desktop browser. Extension for Chrome and Firefox.
rumoii / streamfirefly
网页媒体嗅探与下载工具，包含浏览器扩展和 Windows 本地助手。Web media detection and download tool with a browser extension and a Windows native helper.
moonD4rk / HackBrowserData
Extract and decrypt browser data, supporting multiple data types, runnable on various operating systems (macOS, Windows, Linux).
bitwarden / clients
Bitwarden client apps (web, browser extension, desktop, and cli).
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
aliasvault / aliasvault
Privacy-first password manager with built-in email aliasing. Fully encrypted and self-hostable.
ssssssanjiu / gleaner
Gleaner (拾穗) — collect full-resolution images, video with sound, and audio from any web page. Zero telemetry, local-first browser extension.
Dai0-2 / paperflow
Browser-native research workspace for Chrome. Read, annotate, ask with page context, remember, and organize papers.
quasarframework / quasar
Quasar Framework - Build high-performance VueJS user interfaces in record time
PlasmoHQ / plasmo
🧩 The Browser Extension Framework
iorate / ublacklist
Blocks specific sites from appearing in Google search results
obsidianmd / obsidian-clipper
Highlight and capture the web in your favorite browser. The official Web Clipper extension for Obsidian.
code-charity / youtube
YouTube / Video Browser-Extension. [Top1 FOSS.] Enrich your experience & choice! 🧰Smart features📌set & forget📌300+ tweaks. Longest-standing. Join🧩us?👨👩👧👧 ⋮ {playback|discovery|extra player buttons|quality|codec|full tab|full screen|no distraction|shorts}
OhMyGuus / I-Still-Dont-Care-About-Cookies
Debloated fork of the extension "I don't care about cookies"
salarcode / SmartProxy
Firefox/Chrome browser extension. SmartProxy will automatically enable/disable proxy for the sites you visit, based on customizable patterns.
keepassxreboot / keepassxc-browser
KeePassXC Browser Extension
Moustachauve / cookie-editor
A powerful browser extension to create, edit and delete cookies
abundantbeing / hermes-browser-extension
Browser-native side panel for Hermes Agent — connect web context to your local Hermes runtime.
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 📸
duckduckgo / duckduckgo-privacy-extension
DuckDuckGo Privacy Essentials browser extension for Firefox, Chrome.
EltonChou / TwitterMediaHarvest
Download twitter media with only one-click.
hoothin / SearchJumper
Yet another awesome browser extension for switching search engines, search everything (selection text / image / link / find in page) on any engine with a simple right click or a variety of menus and shortcuts. Build with React & Material-UI. (WIP).
material-extensions / material-icons-browser-extension
Material Design icons for web browsers
EdgeTypE / better-deepseek
A powerful browser extension that supercharges DeepSeek Chat with custom tooling, persistent memory, and seamless project scaffolding. Generate and download files, run Python in-browser, create PowerPoint and Excel documents, build multi-file projects as ZIP archives, and manage custom skills and characters.
BareBrowser / bare-browser
Bare is a de-Googled Chromium build for Android, built for privacy, control, and freedom on the web. It strips Google tracking, telemetry, and AI integration while keeping browser extensions and uBlock Origin. It adds background video playback, saving media from sites that normally block it, your choice of download manager, and more.
DaveyHert / Dishylink
An open-source desktop app for macOS, Windows and browsers to monitor the performance and health of your Starlink.
MkThingsHQ / mkext
Open-source browser extension starter for SaaS applications.
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。
dailydotdev / daily
daily.dev is the personalized developer news feed and community. Get the best tech content from all over the web in your browser new tab or on mobile. Free and open source.
ChatGPTBox-dev / chatGPTBox
Integrating ChatGPT into your browser deeply, everything you need is here
chathub-dev / chathub
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subhra74 / xdm
Fast file and video downloader with HLS, DASH and batch download support
extension-js / extension.js
The cross-browser extension framework.
EhTagTranslation / EhSyringe
E 站注射器，将中文翻译注入到 E 站体内
mozilla / web-ext
A command line tool to help build, run, and test web extensions
A9T9 / RPA
Browser and desktop automation with an MCP server for AI assistants. Record macros or write JavaScript to automate websites, extract data, and control desktop apps with OCR and image recognition.
ken107 / read-aloud
An awesome browser extension that reads aloud webpage content with one click
qsniyg / maxurl
Finds larger/original versions of images and videos
DimensionDev / Maskbook
The portal to the new, open Internet. ([I:b])
ray-lothian / UserAgent-Switcher
A User-Agent spoofer browser extension that is highly configurable
omegaee / my-fingerprint
保护你的浏览器指纹 | Protect Your Browser Fingerprints | Chrome, Edge, Firefox | 扩展 / Extension
gioxx / MarvellousSuspender
A free, open-source Chrome extension - no ads, no tracking. Based on The Great Suspender, cleaned up and actively maintained.
jmerle / competitive-companion
Browser extension which parses competitive programming problems
AI-Prompt-Genius / AI-Prompt-Genius
Curate a custom library of AI Prompts
danny0838 / webscrapbook
A browser extension that captures web pages to local device or backend server for future retrieval, organization, annotation, and edit. This project inherits from legacy Firefox add-on ScrapBook X.
rNeomy / auto-tab-discard
Use native tab discarding method to automatically reduce memory usage of inactive tabs
mantou132 / Spotify-Lyrics
🎉 Desktop Spotify Web Player Instant Synchronised Lyrics
Andrews54757 / FastStream
Stream videos without buffering in the browser. An extension that gives you a better, accessible video player designed for your needs.
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.
felixfbecker / svg-screenshots
📸🧩 Browser extension to take scalable, semantic, accessible screenshots of websites in SVG format.