Production-grade Agent Skills from Evil Martians — drop-in expertise for your AI coding agent
Skill Claude CodeCodex
Write or improve a README.md for an open source project. Use this for any request to create, rewrite, review, or polish a README, project description, or "getting started" docs for a library, framework, or tool, or to make an open source project more popular or attractive to users. Do NOT use for internal/private repo…
Skill Claude CodeCodex
Make websites, docs, blogs, or landing pages visible and readable to LLMs and AI agents — ChatGPT, Claude, Perplexity, Cursor, Claude Code, and other coding agents that fetch URLs. Use this for any request involving llms.txt, llms-full.txt, serving .md/Markdown versions of pages, Accept text/markdown content…
Skill Claude CodeCodex
Set up a secure release process for an npm package to protect it from supply chain attacks. Use for any request to create and publish a new npm package, secure npm publishing or releasing, set up npm Trusted Publishing, provenance, or Staged Publishing, harden a release workflow.
Skill Claude CodeCodex
Publish a catalog of agent skills and make it discoverable to AI coding agents and their installers — the way evilmartians.com/agent-skills does. Use this whenever the user wants to publish, distribute, or share agent skills; make their skills installable via npx skills, gh skill, or a Claude plugin marketplace; build…
Skill Claude CodeCodex
Write Tailwind CSS following practices that keep a fast-to-write codebase maintainable — use design tokens instead of magic values, keep class lists short, group tokens semantically, generate classes in consistent order, avoid @apply for extracting repeated styles, and use fixed variants instead of arbitrary className…
Skill Claude CodeCodex
Encode a video for the web with a bundled ffmpeg script: AV1, HEVC, and H.264 MP4s plus a JPEG poster for ordinary video, or VP9 WebM and HEVC with alpha plus a PNG poster for transparent video, picked from the source automatically. Use when the user wants to optimize, compress, or convert a video, screencast, screen…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: