AI Agent Skills

24 Lessons, 12 Weeks, Get Started as a Web Developer

Use Playwright to interact with and test local web applications, capture screenshots, debug UI behavior, and inspect browser logs.

Automated auditing, performance metrics, and best practices for the web.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

Turns Data and AI algorithms into production-ready web applications in no time.

A modified web browser that helps in responsive web development. A web developer's must have dev-tool.

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

✨ Build AI agents and web apps — with a single binary.

A Node.js tool to automate end-to-end web testing.

🗂 The essential checklist for modern web development, for humans and AI agents

React and Next.js performance guidance for writing, reviewing, and refactoring production UI code.

Anti-AI-slop design skill for Claude Code, Cursor, and Codex.

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

Run agent code safely in cloud sandboxes

Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.

Test suites for Web platform specs — including WHATWG, W3C, and others