Agent Skills Directory: Open-Source SKILL.md Skills
Find open-source agent skills for Claude Code, Codex, Gemini CLI and GitHub Copilot. Compare skills by GitHub stars and recent activity, see what each skill can touch, and read a dated scan report where one has run. Every skill here is a public GitHub repository with a SKILL.md file.
Works with Claude Code, Claude.ai, Codex, Gemini CLI, GitHub Copilot in VS Code, Cursor and other agents that follow the open Agent Skills specification.
Skill Vault
Your personal skill library for Claude Code. Organize, analyze, and search skills with built-in security analysis. Zero dependencies — clone and go.
Optimus Claude
Primes your project for peak Claude Code performance
Dev Agent Skills
Claude Code skills plugin for Git, GitHub, and skill authoring workflows
Claude Office Skills
Claude in Excel & Claude in PowerPoint skills, restored as SKILL.md for Claude Code — DCF, LBO, 3-statement, comps, deck refresh, and more.
Ham
(HAM) Memory system for AI coding agents. Cut token usage by 80% by scoping context to directories.
Claude Manufacturing Skills
Claude Skills that encode chemical process and manufacturing engineering practice
Claude Handoff
Session handoffs for Claude Code: skills that capture decisions, failed approaches and next steps, plus a Claude Code mod (/compact-handoff) that replaces the conversation with a validated handoff and keeps going. A better /compact.
Remotion Transitions
Custom Remotion scene transitions, production-ready TransitionPresentation patterns with animation math and Claude Code skill integration.
Craft
Craft is a Claude Code plugin that asks you the product questions and works out the technical ones. Features get planned, built, and tested, with your codebase read-only until you approve the work. Point at a live page to change it. The calls you make - decisions, design tokens, the tweaks you loved - carry into every build after.
Repo Structure In House
The repo structure for in-house marketers: give Claude Code your company's context before it writes. Folder layout, 11 context skills, a filled-in example.
Open Science Skills
Agentic skills for Claude Code and Codex, built from published social-science methods sources. Covers experimental design, computational text analysis, manuscript QA, and transparent reporting.
Flutter Claude Skills
Claude skills for Flutter!
PromptPlus
Interactive command-line toolkit for .Net core with powerful controls and commands to create professional console applications.
Claude Code Power Platform Skills
Power Platform skills for Claude Code — plan, build, deploy, and test Power Apps, Dataverse, plugins, PCF controls, and more.
Sinew
Agentic IDE with custom harness
AI Co Writing Claude Skills
AI Co-Writing System with Claude Skills - A complete Claude Code writing system for content creators based on context engineering principles. Inspired by Alex McFarland's Claude Code Masterclass.
Claude Pentest Skills
AI-powered web application penetration testing skills with Claude Code
PatentRadar
专利侵权分析系统 —— 输入专利公开号，产出竞品侵权分析报告；同时打包成 skill，可被任意 agent（dsh, codex, claudecode 等） 调用。
Mafia Claude Skills
Una colección de Claude Skills en español para potenciar tus flujos de trabajo con Claude AI.
Claude Skills
Reusable skills for Claude Code
Claude Sdlc Skills
AI-native SDLC skills for Claude Code: requirement intake & audit, adversarial review gate, AI test orchestration, decision re-check, release config audit
Claude Skills
A collection of Claude Code skills and plugins. Includes intelligent web scraper with self-learning capabilities.
Cybrix Skills
Claude Code skills for Cybrix — install via "claude plugin marketplace add cybrixcc/cybrix-skills". Open-source skills paired with the Cybrix hosted backend.
Claude Skills
A collection of Claude Code skills including autoskill - a meta-skill that learns from your corrections and updates other skills automatically.
List refreshed November 15, 2026. Data comes from public GitHub repositories.