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We collected useful instructions from people who ship with coding agents. Pick the rules that fit your work, edit the wording, then download a clean file.
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Where these rules came from
Every block is adapted into plain English and links back to its source. Popularity helps break ties, but relevance to your work always ranks first.
- Anthropic
- OpenAI Codex
- AGENTS.md
- Addy Osmani
- HumanLayer
- Matt Pocock
- Every
- Peter Steinberger
- Ferrox Labs
- Vercel Workflow
- Andrej Karpathy
- OpenAI Model Spec maintainers
- Pydantic AI maintainers
- Community Access contributors
- Microsoft Skills maintainers
- EmDash CMS maintainers
- Reddit community reports
- Anthropic Claude Code team
- Boris Cherny
- Guillermo Rauch
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