anthropics / skills

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond. (37,178 stars)

🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman (5,984 stars)

Agent skill that removes signs of AI-generated writing from text (3,527 stars)

The agent that grows with you (49,237 stars)

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote. (6,638 stars)

Production-grade engineering skills for AI coding agents. (9,800 stars)