23,222 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| steadwing/agent-skills steadwing.com Agent Skills to help developers using AI agents with Steadwing | 2 | Codex, OpenCode | 1 | 405 tok |
| felipeblassioli/agent-skills skills.sh My personal official collection of agent skills, react ones forked from vercel | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 11 | 4,277 tok |
| zacharygcook/agent-skills A curated collection of practical, evidence-backed skills for coding agents. | 2 | Claude Code, Codex, OpenCode | 2 | 376 tok |
| hamzaMissewi/agent-skills | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 11 | 1,942 tok |
| msobczyk-x/agent-skills Cross-agent coding skills for simplifying diffs, refactoring, pragmatic reviews, and plann | 2 | Codex, OpenCode | 1 | 966 tok |
| andrewsrigom/agent-skills andrewsrigom.github.io Reusable AI skill packs organized by library and topic. | 2 | Codex, OpenCode | 1 | 1,546 tok |
| openfort-xyz/agent-skills | 2 | Codex, OpenCode | 1 | 663 tok |
| delacournz/agent-skills | 2 | Claude Code, Codex, OpenCode | 2 | 1,807 tok |
| commet-labs/pricing-models Agent Skills for billing | 2 | Claude Code, Codex, OpenCode | 2 | 77 tok |
| boundsj/agent-skills Reusable skills for AI coding agents (Claude Code, Codex, Cursor) | 2 | Codex, OpenCode | 1 | 663 tok |
| alphabetc1/agent-skills A five-stage coding skill for Codex and Claude: prompt, research, plan, build, and review. | 2 | Codex, OpenCode | 1 | 370 tok |
| yecllsl/trae-agent-skills A collection of Agent Skills for Trae IDE | 2 | Codex, OpenCode | 1 | 2,152 tok |
| yellowbee686/everything-analysis-agent everything about analysis agent, such as skills, plugins | 2 | Codex, OpenCode | 1 | 443 tok |
| mathieu0905/skilllens Visual coverage for agent skills | 2 | Claude Code, Codex, OpenCode | 2 | 417 tok |
| marmot-protocol/agent-config A collection of skills, tools, agents, commands, and plugins. | 2 | Codex, OpenCode | 1 | 42 tok |
| cboone/agent-harness-plugins Claude, Codex, + OpenCode commands, hooks, and skills | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 14,475 tok |
| hideki5123/agent-skill-set A collection of agent skills and tools | 2 | Claude Code, Codex, OpenCode | 3 | 1,611 tok |
| duongnguyen321/ag-skills duonguyen.site Agent Configuration Guide / Hướng Dẫn Cấu Hình Agent | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 47 | 766 tok |
| siarhei-belavus/agent-public Sanitized open-source Pi agent configuration, skills, and extensions | 2 | Codex, OpenCode | 1 | 304 tok |
| fikrilal/engineering-agent-skills Portable Agent Skills for understanding, designing, and evolving software systems | 2 | Codex, OpenCode | 1 | 150 tok |
| kieutrongthien/skills-fullstack Fullstack Skills for the Agent | 2 | Codex, OpenCode | 1 | 3,986 tok |
| marcos2872/agents-config Configuração pessoal do pi coding agent — agentes, skills e extensões | 2 | Codex, OpenCode | 1 | 716 tok |
| meaningfy-ws/skillery a collection of agent skills | 2 | Claude Code, Codex, OpenCode | 2 | 3,331 tok |
| wanggang316/you-skill youskill.cc Keep Your Agent Skills Organized | 2 | Codex, OpenCode | 1 | 967 tok |
| peterkarman1/SkillInquisitor Scan for malicious agent skills | 2 | Claude Code, Codex, OpenCode | 2 | 867 tok |
| ianscrivener/drawthings-agent-skills | 2 | Codex, OpenCode | 1 | 1,370 tok |
| agents-infrastructure/alicloud-agent-skills A collection of Agent Skills for managing Alibaba Cloud infrastructure - 9 skills covering | 2 | Codex, OpenCode | 1 | 416 tok |
| asherzj/ashers-agent-skills Chinese research and development processes and composable engineering Skills for Coding Ag | 2 | Codex, OpenCode | 1 | 1,201 tok |
| eea/eea.agent.skills Centralized repository for agentic skills used across EEA's unified dev workflow with AI c | 2 | Codex, OpenCode | 1 | 1,342 tok |
| FlowRegSuite/flowreg-agent-skills | 2 | Claude Code, Codex, OpenCode | 1 | 1,172 tok |
| hams-ollo/zen-agent-skills This is a portable engineering toolkit, cross-harness AI agent skills library of AI agent | 2 | Claude Code, Codex, OpenCode | 4 | 6,627 tok |
| ltczding-gif/agent-supervision-skills Windows-first local agent supervision skills for Claude Code, Codex, and Kimi Code. Local | 2 | Codex, OpenCode | 1 | 307 tok |
| antongulin/agenticflow-ai-skills | 2 | Claude Code, Codex, OpenCode | 2 | 3,095 tok |
| mir-am/skills-agents-ai-coding Mir's Agents & Skills for AI Coding Assistants | 2 | Codex, OpenCode | 1 | 1,693 tok |
| GooPxel77/agent-skills-hub | 2 | Claude Code, Codex | 1 | — |
| curtisgalloway/public-skills Reusable agent skills for Claude Code and other agentic coding tools | 2 | Codex, OpenCode | 1 | 667 tok |
| jidechao/langchain_agent_skills | 2 | Claude Code, Codex, OpenCode | 3 | 1,389 tok |
| sflandergan/agentic-coding Shared skills, workflows and coding harness configuration to use for projects | 2 | Claude Code, Codex, OpenCode | 8 | 914 tok |
| rsenna/rs-agent-plugin Personal AI agent code plugins: GitHub issue -> PR workflow skills | 2 | Codex, OpenCode | 1 | 908 tok |
| Muriel-Salvan/x_aeon_agents AI agents skills to be used for X-Aeon projects | 2 | Codex, OpenCode | 1 | 2,472 tok |
| Aimny2020/agentpalette A local-first desktop workspace for managing AI agents, skills, and harnesses across proje | 2 | Codex, OpenCode | 1 | 580 tok |
| vimkim/my-cubrid-skills my cubrid skills for ai agents | 2 | Claude Code, Codex, OpenCode | 2 | 781 tok |
| devantler-tech/agent-plugins Tool-neutral agent-plugin marketplace — bundles curated skills, MCP servers and agents fro | 2 | Claude Code, Codex, OpenCode | 2 | 6,106 tok |
| daibang123a/golang-agent-skills | 2 | Claude Code, Codex, OpenCode | 2 | 1,074 tok |
| ronjunevaldoz/kmp-agent-skills AI agent skills for Kotlin Multiplatform (KMP) development — clean architecture, feature s | 2 | Codex, OpenCode | 1 | 1,498 tok |
| ReScienceLab/TrySkills tryskills.sh One URL to try any agent skill — powered by Hermes Agent | 2 | Claude Code, Codex, OpenCode | 28 | 2,750 tok |
| cat-xierluo/agent-executor-raycast A Raycast extension for executing Claude Code skills and commands | 2 | Claude Code, Codex, OpenCode | 4 | 465 tok |
| weijunswj/ai-agent-toolkit weijunswj.notion.site AI Agent Toolkit plugin for AI-assisted coding governance, tools and skills. | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,642 tok |
| haowjy/meridian-base Personal workflow skills for meridian agents | 2 | Claude Code, Codex, OpenCode | 2 | 519 tok |
| SidekicksStudio/marketing-agency-in-a-box Marketing Agency in a Box — 40+ AI agent skills for agencies and founders. Built on coreyh | 2 | Claude Code, Codex, OpenCode | 2 | 2,243 tok |