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Anthropic built Scion, a faster version control system for coding agents, and described it in Redesigning source control: a server-centric system built for hundreds of agents that read, write and land code at the same time.

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

WARNING] > Official sources only. tools. Third-party re-uploads and unofficial mirrors are not maintained or reviewed by the project and may contain malware.

🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conversational AI systems.

Let AI assistants and test suites use real phones like a human.

Want fewer manual steps once the spec exists? /build auto generates the plan and implements every task in a single approved pass — you approve the plan once, then it runs autonomously.

The definitive list that answers "I want to do X in Python, which tool should I use?"

Best headless browser for AI agents. Lite, Fast, High-Compatibility. Built in Rust

Awesome Go has no monthly fee, but we have employees who work hard to keep it running. With money raised, we can repay the effort of each person involved! You can see how we calculate our billing and distribution as it is open to the entire community.

Next generation e2e testing framework for web and mobile apps.

Open-source ESP32 emulator. Run real firmware locally or in your browser — no hardware, no cloud, no subscription.

framework using PCC research VM infrastructure.

让 Codex 通过 USB 操作你的真实 iPhone。用自然语言描述任务，Codex 就能打开 App、读取页面、点击、滚动、输入文字、整理列表，并在侧边栏展示手机屏幕。

Red-teaming and evaluation framework for AI agents, built around an OWASP-inspired ASI01–ASI10 taxonomy

Open-source Python library for AI browser agents, plus Browser Use Cloud: stealth browsers and a hosted agent API.

One workspace: what ran, what broke, what is already pinned as a test.

Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

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Chrome DevTools for agents (chrome-devtools-mcp) lets your coding agent (such as Antigravity, Claude, Cursor or Copilot) control and inspect a live Chrome browser.

Laravel is a web application framework with expressive, elegant syntax. We’ve already laid the foundation for your next big idea — freeing you to create without sweating the small things.

Building a game solo with AI is powerful — but a single chat session has no structure. No one stops you from hardcoding magic numbers, skipping design docs, or writing spaghetti code. "

The most contributed Agent Skills repository, built and maintained together with the community.

A Codex jailbreak prompt and test pack for gpt. 针对 gpt 系列的 Codex 破甲提示词与测试包。

Browser automation CLI for AI agents. Fast native Rust CLI.

The tsc-ts package runs a native executable from a per-platform optional dependency (@tsc-ts/darwin-arm64, @tsc-ts/linux-x64-gnu, …). See packages/tsc-ts.

Lightpanda: the headless browser designed for AI and automation

npm test maps the core tests' claude-code/testing import to Node's test runner and Jest's expect; it does not emulate engine events. Files run sequentially so the existing performance assertions do not compete with other test processes. CI runs this independent core suite.

A Model Context Protocol (MCP) server that provides browser automation capabilities using Playwright. This server enables LLMs to interact with web pages through structured accessibility snapshots, bypassing the need for screenshots or visually-tuned models.

CLI for common Playwright actions. Record and generate Playwright code, inspect selectors and take screenshots.