45,053 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 agents8,576Claude Code6,909Git and workflow3,638Data and AI3,577Backend and APIs3,561Languages3,499Planning3,322Code review2,907Testing2,704DevOps and cloud2,498Writing and docs2,488Memory and context2,373Research2,320Frontend2,317Security2,182Project management1,989
All Claude Code32,564 Codex24,947 OpenCode23,868 GitHub Copilot3,726 Gemini CLI2,040 Cursor1,770 Windsurf203 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| kwasati/KARL | 2 | Codex, OpenCode | 1 | 600 tok |
| mvolkov83/skills | 2 | Claude Code | 1 | 1,957 tok |
| incognitojam/skills | 2 | Claude Code, Codex, OpenCode | 2 | 257 tok |
| gsd-build/docs | 2 | Codex, OpenCode | 1 | 245 tok |
| gsmlg-opt/claude-code | 2 | Claude Code, Codex, OpenCode | 5 | 14,205 tok |
| sangwonme/ClaudeCode-For-Researcher Useful claude code skills and hooks for awesome researchers | 2 | Claude Code | 1 | 359 tok |
| launch52-ai/flutter-template launch52.ai Template for Flutter mobile applications. | 2 | Claude Code | 1 | 1,349 tok |
| vivekkachhadiyatech/skills | 2 | Claude Code | 1 | 1,698 tok |
| DonggangChen/antigravity-agentic-skills antigravity-agentic-skills | 2 | Gemini CLI | 1 | 886 tok |
| nanocoai/nanoclaw-gmail NanoClaw Gmail channel integration | 2 | Claude Code | 31 | 948 tok |
| rudderlabs/terraform-provider-rudderstack | 2 | Claude Code | 1 | — |
| huqianghui/csa-ppt-plugin All-in-one presentation toolkit for Azure Cloud Solution Architects - Claude Code plugin w | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 3,725 tok |
| mathiasbourgoin/roster Personal AI agent roster + recruiter meta-agent for assembling project teams | 2 | Claude Code, Codex, OpenCode | 2 | 4,275 tok |
| cncoder/serverless-litellm Deploy the LiteLLM AI gateway to AWS EKS Fargate with one click and centrally manage acces | 2 | Claude Code | 1 | 1,124 tok |
| lhohan/claude-code-plugins Hans' reusable Claude Code commands, skills, hooks, etc | 2 | Claude Code, Codex, OpenCode | 2 | 1,824 tok |
| MisterClean/ballot-endorsement-guide endorsement-frontend-production.up.railway.app Open-source, self-hostable ballot endorsement guide. | 2 | Claude Code | 2 | 316 tok |
| arunanksharan/claude-forge | 2 | Claude Code | 16 | — |
| accionlabs/breezeai-claude-plugin Claude Code plugin for Breeze AI — functional graph, code graph, design analysis, and requ | 2 | Claude Code | 2 | 1,681 tok |
| Surya8991/AgentMaster Meta-orchestrator for AI coding agents. Auto-routes tasks to 41+ skills across 21 categori | 2 | Claude Code, GitHub Copilot | 2 | 15,494 tok |
| jwpark-timbel/crew Intelligent multi-agent engineering crew for Claude Code with TDD enforcement | 2 | Claude Code | 1 | 1,012 tok |
| EarthChen/ai-assets | 2 | Claude Code, Codex, OpenCode | 2 | 1,198 tok |
| morno/whmcs-price Display real-time WHMCS product and domain pricing on WordPress — via shortcodes, Gutenber | 2 | Claude Code | 6 | — |
| Nivl/Config My system configuration | 2 | Claude Code, Codex, OpenCode | 3 | 17,987 tok |
| sskarz/nanoclawbster nanoclaw.dev Self-hosted Discord AI assistant powered by Claude Agent SDK — runs agents in isolated Doc | 2 | Claude Code | 11 | 1,228 tok |
| SpineEventEngine/config spine.io Dependencies and build configurations shared among subprojects | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,358 tok |
| dmoskov/sharedskills | 2 | Claude Code | 1 | 431 tok |
| sanpingli/skills A cross-domain repository of agent SKILL packs | 2 | Codex, OpenCode | 1 | 731 tok |
| imarios/skilltree Dependency manager for AI agent skills | 2 | Claude Code | 1 | 2,407 tok |
| fang2hou/skills skills.sh Reusable Agent Skills for coding agents, distributed through the skills CLI. | 2 | Codex, OpenCode | 1 | 905 tok |
| isLouisHsu/skills Skills writen by Louis | 2 | Claude Code | 1 | 618 tok |
| ATD-Morelos/tecnologia-morelos-workflow Plugin de Claude Code para documentación y planeación de proyectos de Tecnología del Estad | 2 | Claude Code | 1 | 1,054 tok |
| bryanweaver/claude-agent-kit | 2 | Claude Code | 6 | — |
| niuverse/skills niuverse skills archived | 2 | Claude Code, Codex, OpenCode | 2 | 816 tok |
| CartoDB/workflows-extension-template | 2 | Claude Code | 1 | — |
| yfe404/frida-android-scripts Claude Code skill: Frida scripts for Android security research and runtime instrumentation | 2 | Claude Code | 1 | — |
| isene/ClaudeCode | 2 | Claude Code | 1 | 1,199 tok |
| samuelgudi/iknowkungfu Agent-agnostic registry for skill discovery and contribution. Works across Claude Code, He | 2 | Codex, OpenCode | 1 | 1,334 tok |
| sivi/skills Skills to generate design assets such as ads, banner, social posts, thumbnails, and more f | 2 | Claude Code, Codex, OpenCode | 2 | 2,720 tok |
| RobLoach/skills Agent SKILLs for GitHub repository issue curation and pull request workflows | 2 | Codex, OpenCode | 1 | 1,066 tok |
| mani5100/claude-skills Claude Code skills for academic and professional success - includes Professor Finder, Prof | 2 | Claude Code, Codex, OpenCode | 2 | 43 tok |
| BCGen/skills skills.sh Teach your coding agent — Claude Code, Cursor, or any AGENTS.md agent — your project's con | 2 | Claude Code | 1 | 288 tok |
| davidromeo/tradeblocks-skills tradeblocks.io Agent skills plugin for TradeBlocks — guided analysis workflows for Option Omega backtests | 2 | Claude Code | 1 | 533 tok |
| TBSten/skills Skills, Rules, Prompts for AI Agent | 2 | Claude Code | 1 | 2,139 tok |
| styleguideai/styleguideai Style Guide AI | 2 | Claude Code | 3 | 1,446 tok |
| ZhaoMCX/Skills Platform-neutral Agent skill source collection | 2 | Codex, OpenCode | 1 | 87 tok |
| entaku0818/claude-code-settings Claude Code skills reference repository with guidelines, templates, and checklists | 2 | Claude Code | 1 | 1,030 tok |
| Geoffe-Ga/Creek-Vault Creek Vault | 2 | Claude Code | 36 | 2,233 tok |
| Zhanghaohao666/claude-code A runnable version built from the Claude Code source code | 2 | Codex, OpenCode | 1 | 539 tok |
| itdove/devaiflow DevAIFlow - Manage AI coding assistant sessions with JIRA and GitHub Issues integration | 2 | Claude Code, Codex, OpenCode | 7 | 21,699 tok |
| AntonioMellies/claude-code-skills Repositório central de skills customizadas para o [Claude Code](https://claude.ai/code). | 2 | Claude Code | 1 | 401 tok |