Skills

A large community collection of subagents and skills packaged as plugins for Claude Code, Codex CLI, Cursor, and other agent harnesses.

A curated collection of slash commands, workflows, CLAUDE.md files, and tooling for getting the most out of coding agents.

A curated list of Claude Skills, resources, and tools for customizing AI agent workflows.

Anthropic's official, managed directory of high-quality Claude Code plugins, which bundle skills, commands, and MCP servers.

Microsoft's 21-lesson course teaching the fundamentals of building generative-AI applications, from prompting to building agents.

A library of growth and go-to-market skills for coding agents, covering ads, SEO, content, and lead generation.

A model-invoked Claude Code skill for browser automation with Playwright, letting an agent write and run its own end-to-end tests.

A comprehensive open guide to prompt engineering, context engineering, RAG, and agents, with lessons, papers, and worked examples.

A community collection of reusable prompts (formerly Awesome ChatGPT Prompts) that you can share, discover, and self-host for your organization.

Anthropic's public repository of Agent Skills — packaged instructions and resources (the SKILL.md format) that teach agents to perform specific tasks reliably.