Scout: the open-source browser agent, by Outcrawl. Mirrored automatically from Outcrawl's own repository.
Client-side-rendered SPA: sign and verify documents with X.509 certificates, entirely in the browser. No backend, no key material leaving the client.
touri: open-source desktop app for AI agent bots (Codex, Claude, OpenCode) with isolated VMs, browser and computer use.
Offline disassembler for ARM64, ARM32, x86-64, x86 (32-bit), WebAssembly, .NET (CIL), and Java bytecode. Supports Mach-O, ELF, PE, APK, and IPA files from macOS, iOS, Linux, Android, and Windows. Runs entirely in your browser from a single HTML file. No installation, no internet connection, no file uploads.
A beautiful home for your Hermes agents. Chat with them one at a time or all together, connect your apps, and reach them from the browser, your Mac or PC, your phone, WhatsApp and Telegram.
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。
Turn orbit videos (including AI-generated ones) into Gaussian Splats, 100% locally in the browser with WebGPU.
sing-box 配置生成器:填入节点,DNS、IPv6 与分流按最佳实践配好。A sing-box 1.14+ config generator with battle-tested DNS, IPv6 and routing; runs entirely in your browser.
VS Code in the browser
Apache ECharts is a powerful, interactive charting and data visualization library for browser
The web framework for content-driven websites.
Chrome DevTools for coding agents
Fast, easy and reliable testing for anything that runs in a browser.
The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra
:octocat: Browser extension that simplifies the GitHub interface and adds useful features
Open-source, self-hosted alternative to OpenAI Dots, Grok Bot. Built to be undetectable by anti-bot systems.
A completely customizable framework for building rich text editors. (Currently in beta.)
The next open source file uploader for web browsers :dog:
JavaScript in-page GUI agent. Control web interfaces with natural language.
The most advanced free and open-source browser fingerprinting library
Crawlee—A web scraping and browser automation library for Node.js to build reliable crawlers. In JavaScript and TypeScript. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and other files from websites. Works with Puppeteer, Playwright, Cheerio, JSDOM, and raw HTTP. Both headful and headless mode. With proxy rotation.
Make images smaller using best-in-class codecs, right in the browser.
The SDK to extract data and interact with any site on the web. Get started with Claude Code, Codex, Eve, Mastra, and more.
A modified web browser that helps in responsive web development. A web developer's must have dev-tool.
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
Interactive Data Visualization in the browser, from Python
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。
High-performance In-browser LLM Inference Engine
Run compilers interactively from your web browser and interact with the assembly
Turn any website into a structured API. Extract, automate, search and monitor the web.
HLS.js is a JavaScript library that plays HLS in browsers with support for MSE.
GraphiQL & the GraphQL LSP Reference Ecosystem for building browser & IDE tools.
A powerful obfuscator for JavaScript and Node.js
Generate massive amounts of fake data in the browser and node.js
ActivityPub-federated video streaming platform using P2P directly in your web browser
See interfaces like a human. E2E testing in natural language.
The API and real-time application framework
A Web Audio framework for making interactive music in the browser.
A type-safe TypeScript SQL query builder
Open-source AI agent for web automation. Use your real, logged-in browser to automate daily tasks.
Bitwarden client apps (web, browser extension, desktop, and cli).
🌐 The open-source Agentic browser; alternative to ChatGPT Atlas, Perplexity Comet, Dia.
Skip YouTube video sponsors (browser extension)
Deploy headless browsers in Docker. Run on our cloud or bring your own. Free for non-commercial uses.
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
🧩 The Browser Extension Framework
Interactive, thoroughly customizable maps in the browser, powered by vector tiles and WebGL
MapLibre GL JS - Interactive vector tile maps in the browser
♏ 一款浏览器端的 Markdown 编辑器,支持所见即所得(富文本)、即时渲染(类似 Typora)和分屏预览模式。An In-browser Markdown editor, support WYSIWYG (Rich Text), Instant Rendering (Typora-like) and Split View modes.
Winamp 2 reimplemented for the browser
:zap: The one-liner node.js http-proxy-middleware (httpxy) for connect, express, next.js and more
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🌌 A complete search engine and RAG pipeline in your browser, server or edge network with support for full-text, vector, and hybrid search in less than 2kb.
Self-hosted collection of powerful web-based tools for everyday tasks. No ads, no tracking, just fast, accessible utilities right from your browser!
:pizza: Peer-to-peer file transfers in your browser
🐸 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
Next-gen browser and mobile automation test framework for Node.js
PDFCraft is a free, privacy-focused PDF toolkit that runs entirely in your browser. With 90+ professional tools, you can edit, convert, merge, split, and secure your PDF files without ever uploading them to a server.
Sketch Material 3 Expressive screens in the browser and turn them into vibe-coding prompts.
Let AI agents use your real, logged-in browser without interrupting your work. CLI + extension for browser automation across any shell-capable AI agent.