23,157 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 agents7,557Claude Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297Frontend2,252Security2,013Productivity1,710
All Claude Code31,977 Codex23,157 OpenCode22,109 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,739 Windsurf129 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| OpenLinkSoftware/ai-agent-skills OPAL AI Agent Skills Collection (Skills.md Compliant) | 39 | Codex, OpenCode | 1 | 4,685 tok |
| noontide-co/mainbranch mainbranch.run Files-first operating system for internet businesses: research, decisions, bets, pushes, a | 39 | Claude Code, Codex, OpenCode | 18 | 5,175 tok |
| xorbitsai/xrouter-llm A prompt-aware LLM router that predicts which models can complete each request, then selec | 39 | Claude Code, Codex, OpenCode | 2 | 6,964 tok |
| ajhcs/cameo-mcp-bridge MCP server bridging AI assistants to CATIA Magic / Cameo Systems Modeler for SysML/UML mod | 39 | Codex, OpenCode | 1 | 167 tok |
| selvarajmurugesan90/ops-engineering-skills Open-source, cross-agent Agent Skills for DevOps, DevSecOps, Cloud, Kubernetes/platform en | 39 | Codex, OpenCode | 1 | 661 tok |
| ForLegalAI/mcp-ms-office-documents MCP server providing tools to create Ms Office documents like presentations, emails, sprea | 39 | Claude Code, Codex, OpenCode | 2 | 1,665 tok |
| MCDxAI/minecraft-dev-mcp MCP server for Minecraft Development | 39 | Claude Code, Codex, OpenCode | 6 | 6,960 tok |
| tradermonty/hermes-trading-research-agent-work-package Hermes profile distribution turning claude-trading-skills into an always-on US-equity rese | 39 | Codex, OpenCode | 1 | 4,704 tok |
| issol14/paper2code-skill A Claude Code Skill that converts research papers into executable code - no extra API cost | 39 | Codex, OpenCode | 1 | 998 tok |
| Wolfe-Jam/faf-cli faf.one The context every AI coding agent reads — authors AGENTS.md, CLAUDE.md, GEMINI.md & .curso | 39 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,936 tok |
| hyperb1iss/hyperdroid-skill hyperbliss.tech Agent skills for Android and custom ROMs | 39 | Claude Code, Codex, OpenCode | 1 | 811 tok |
| zuke-build/zuke zuke.build 🥷 A code-first, strongly-typed build automation system for Deno. | 39 | Claude Code, Codex, OpenCode | 2 | 9,589 tok |
| Servosity/msp-skills msp-skills.compoundingteams.com Free MCP servers + Claude Code Skills for MSP tools - PSA, RMM, backup, M365. Local-first: | 39 | Codex, OpenCode | 1 | 2,245 tok |
| microsoft/agent365-skills AI coding skills for Microsoft Agent 365 — transform agents into AI Teammates with Teams h | 39 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 18,402 tok |
| yha9806/academic-writing-toolkit Local-first, evidence-controlled academic writing workflows for AI agents, with bounded re | 39 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,254 tok |
| rhein1/agoragentic-integrations agoragentic.com Public adapters and discovery catalog for Triptych OS (Agent OS): agent frameworks, MCP/A2 | 39 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 3,193 tok |
| sergebulaev/threads-skills cccrafts.ai Threads marketing skills for Claude Code and Codex: posts, multi-post threads, hooks, repl | 39 | Claude Code, Codex, OpenCode | 2 | 3,433 tok |
| velane-sh/velane velane.sh Velane is agentic cloud for deploying your basic workflows, agents and sub-agents. 800+ OA | 39 | Claude Code, Codex, OpenCode | 3 | 2,532 tok |
| marcomuser/conformal npmjs.com Type-safe form submissions for the modern web. | 39 | Codex, OpenCode | 1 | 669 tok |
| xelis-project/xelis-genesix-wallet Genesix is a unique and easy-to-use GUI wallet for XELIS available on Windows, Linux, Andr | 39 | Claude Code, Codex, GitHub Copilot, OpenCode | 19 | 3,252 tok |
| enowdev/enowx-rag RAG Skill and MCP for AI agents for codebase indexing and memory | 38 | Claude Code, Codex, OpenCode | 2 | 2,238 tok |
| tankpkg/tank tankpkg.dev Security-first package manager for AI agent skills | 38 | Claude Code, Codex, OpenCode | 3 | 8,837 tok |
| vectimus/vectimus vectimus.com Deterministic governance for AI coding agents. Cedar-based policy engine that intercepts e | 38 | Codex, OpenCode | 1 | 2,214 tok |
| rp1-run/rp1 rp1.run Ready Player One - stop prompting; start shipping | 38 | Claude Code, Codex, OpenCode | 2 | 3,933 tok |
| YoavLax/agent-compass agentcompass.ashymeadow-b5411f47.eastus.azurecontainerapps.io Get your repo ready for AI. | 38 | Claude Code, Codex, GitHub Copilot | 5 | 979 tok |
| booklib-ai/booklib booklib-ai.github.io Detects what your AI doesn't know about your project and fixes it. Post-training gap detec | 38 | Claude Code, Codex, OpenCode | 2 | 613 tok |
| MicSm/boffin Staff-engineer layer for AI coding agents: routes per-edit architectural constraints and r | 38 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 7,626 tok |
| Prismer-AI/signet signet-auth.vercel.app Proof layer for AI agents. Cryptographically verify every action. | 38 | Codex, OpenCode | 1 | 657 tok |
| pontjs/pontx pontx.dev OpenAPI lifecycle management for API discovery, documentation, type-safe SDK generation, C | 38 | Claude Code, Codex | 2 | 2,315 tok |
| surendranb/google-search-console-mcp Google Search Console MCP Server for Claude, Cursor, Windsurf and other MCP Clients | 38 | Codex, OpenCode | 1 | 955 tok |
| clubpay/ronykit API Framework supporting REST and RPC. | 38 | Claude Code, Codex, OpenCode | 4 | 2,163 tok |
| breakstring/agent-deck breakstring.github.io A local-first hardware control surface for Codex — live task status, quota, pets, and safe | 38 | Codex, OpenCode | 1 | 2,638 tok |
| Aboudjem/ERC-3643 ERC-3643 - Raptor Version is a simple, educational look at the T-REX standard. Using Solid | 38 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 2,713 tok |
| SamFold/Mcp.Net A fully featured C# implementation of Anthropic's Model Context Protocol (MCP) | 38 | Codex, OpenCode | 1 | 1,417 tok |
| retracesoftware/retracesoftware retracesoftware.com Turn failed Python tests and CI runs into replayable debug sessions. | 38 | Codex, OpenCode | 4 | 3,578 tok |
| agent-bridges/ab agent-bridge.dev agent-bridge | 38 | Codex, OpenCode | 1 | 1,140 tok |
| yokingma/weclaws Self-hosted multi-user WeChat AI agent console supporting web management, Docker deploymen | 38 | Claude Code, Codex, OpenCode | 3 | 769 tok |
| TrueCrimeDev/ahk-mcp AutoHotkey v2 MCP Server with prompts, code completion, and diagnostics | 38 | Claude Code, Codex, OpenCode | 16 | 1,639 tok |
| theafh/ai-modules A collection of professional AI skills, packaged as Claude and Codex plugins and deployabl | 38 | Claude Code, Codex, OpenCode | 2 | 5,050 tok |
| padmarajnidagundi/Playwright-AI-Agent-POM-MCP-Server Playwright AI Agent POM MCP ServerPlaywright AI Agent using Page Object Model (POM) archit | 38 | Claude Code, Codex, GitHub Copilot | 10 | 1,344 tok |
| trip2g/trip2g trip2g.com Open-source MCP knowledge mesh - self-host your second brain, expose it to AI agents, fede | 38 | Claude Code, Codex, OpenCode | 2 | 3,217 tok |
| MonadWorks/agentify Agent Interface Compiler — One command. Every agent speaks your product. Transform OpenAPI | 38 | Claude Code, Codex, OpenCode | 2 | 2,479 tok |
| ahundt/ai-session-search Ultra-fast rust-powered AI agent session search and analysis. Search millions of messages | 38 | Claude Code, Codex, OpenCode | 3 | 1,343 tok |
| stephanj/LSP4J-MCP A Java MCP (Model Context Protocol) server that wraps JDTLS (Eclipse JDT Language Server) | 38 | Claude Code, Codex, OpenCode | 2 | 549 tok |
| CopilotKit/skills AI agent skills for CopilotKit — setup, develop, integrate, debug, upgrade, and contribute | 38 | Claude Code, Codex, OpenCode | 2 | 356 tok |
| DanWahlin/github-azure-agentic-journeys aka.ms Idea → Prototype → Reality: Agentic journeys to help you build and deploy applications to | 38 | Claude Code, Codex, OpenCode | 10 | 2,944 tok |
| Dicklesworthstone/fastmcp_rust Rust framework for building Model Context Protocol servers with cancel-correct async, zero | 38 | Codex, OpenCode | 1 | 11,199 tok |
| inceptyon-labs/TARS TARS is a centralized hub for discovering, creating, editing, and managing Claude Code res | 38 | Claude Code, Codex, OpenCode | 11 | 552 tok |
| indranilbanerjee/socialforge indranil.in An open-source social media production system that turns a content calendar into on-brand | 38 | Codex, OpenCode | 1 | 1,181 tok |
| zero8dotdev/smriti Shared memory for AI-powered engineering teams. Captures, indexes, and recalls conversatio | 38 | Claude Code, Codex | 2 | 2,832 tok |