3,700 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| crewplaneai/crewplane Run reviewable, resumable coding-agent workflows across Claude Code, Codex, Gemini, GitHub | 47 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,323 tok |
| gracefullight/krds krds.gracefullight.dev Theme & components for the Korea Design System (krds.go.kr) — MUI v7 + Tailwind v4 / Base | 47 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 5,534 tok |
| bug-ops/mcp-execution 🚀 Generate executable TypeScript tools from MCP servers with 98% token savings. Progressi | 46 | Claude Code, GitHub Copilot | 14 | 19,355 tok |
| sous-chefs/ossec supermarket.chef.io Development repository for the ossec cookbook | 46 | Codex, GitHub Copilot, OpenCode | 2 | 3,252 tok |
| timothywarner/copilot-dev techtrainertim.com GitHub Copilot for Developers (Live Training Course) | 46 | Claude Code, Codex, GitHub Copilot, OpenCode | 27 | 8,690 tok |
| nickytonline/dev-to-mcp nickyt.co A remote Model Context Protocol (MCP) server for interacting with the dev.to public API wi | 46 | Claude Code, GitHub Copilot, Cursor | 3 | 2,352 tok |
| blockscout/mcp-server Wraps Blockscout APIs and exposes blockchain data by Model Context Protocol | 46 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 29 | 8,468 tok |
| sinanata/unity-3d-to-sprite-baker sinanata.github.io Drop-in runtime sprite-atlas baker for Unity 6 / URP. Bake any 3D animated character into | 46 | Codex, GitHub Copilot, OpenCode | 2 | 3,188 tok |
| ndepend/NDepend.MCP.Server ndepend.com A suite of MCP tools that provides in-depth workspace analysis, advanced code inspection, | 46 | GitHub Copilot | 1 | 1,014 tok |
| anthony-chaudhary/fak anthony-chaudhary.github.io Agentic Runtime | 46 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 80 | 15,772 tok |
| jmrplens/gitlab-mcp-server docs.jmrp.io Open source GitLab MCP server for AI assistants: 2-tool dynamic find/execute over 850+ Git | 46 | Claude Code, Codex, GitHub Copilot, OpenCode | 36 | 53,119 tok |
| Manikantareddy941-hash/-caveman | 46 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 3,408 tok |
| ambroise-leclerc/WebFront C++’s missing standard GUI. One reactive TypeScript UI for every C++23 target: a native wi | 45 | Codex, GitHub Copilot, OpenCode | 2 | 4,895 tok |
| idoforgod/Church-Admin-AgenticWorkflow Church Administration AI Agentic Workflow Automation System | 45 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 44 | 40,238 tok |
| niklaserik/effect-mcp A mcp server for fetching the Effect-ts documentation | 45 | GitHub Copilot | 1 | 266 tok |
| ssdeanx/AgentStack AgentStack is a production-grade multi-agent framework built on Mastra, delivering 50+ ent | 45 | Claude Code, Codex, GitHub Copilot, OpenCode | 50 | 34,906 tok |
| JKorf/CryptoClients.Net cryptoexchange.jkorf.dev Library allowing full access to multiple different cryptocurrency exchange API's. Provides | 45 | Codex, GitHub Copilot, OpenCode | 2 | 3,280 tok |
| StChiotis/Library-First-Engineering Thinking in the Human · Processing in the AI · Truth in the Documentation | 45 | Claude Code, GitHub Copilot, Cursor | 3 | 1,090 tok |
| szaffarano/org-mcp-server MCP server for org-mode and org-roam knowledge base management | 45 | Claude Code, GitHub Copilot | 2 | 3,250 tok |
| laurentvv/crawl4ai-mcp-llm crawl4ai-mcp-llm-doc.vercel.app Web crawling tool that integrates with AI assistants via the MCP | 45 | Codex, GitHub Copilot, OpenCode | 2 | 2,630 tok |
| sandialabs/atlas-ui-3 A LLM chat UI. | 45 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 7,576 tok |
| barun-saha/kodeagent kodeagent.readthedocs.io The minimal AI agent engine | 45 | GitHub Copilot | 1 | 173 tok |
| hiero-ledger/solo An opinionated CLI tool to deploy and manage standalone test networks. | 45 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 6,272 tok |
| future-architect/uzomuzo-oss Detect abandoned and end-of-life dependencies that CVE-based scanners don't flag, and rank | 45 | Claude Code, Codex, GitHub Copilot, OpenCode | 37 | 24,839 tok |
| PinkR1ver/vibe-roast npmjs.com Local-first AI coding personality profiler, usage dashboard, and evidence-grounded roast. | 44 | Claude Code, Codex, GitHub Copilot | 13 | 662 tok |
| geval-labs/geval geval.io Decision orchestration and reconciliation for AI changes. | 44 | GitHub Copilot | 1 | 846 tok |
| ErkanBarin/playwright-agent-mcp-starter Boiler Plate for Playwright Automation with Ai Skills and Agents | 44 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,249 tok |
| Robotti-io/copilot-security-instructions ✨ A customizable copilot-instructions.md ruleset & prompts to guide GitHub Copilot toward | 44 | Claude Code, Codex, GitHub Copilot | 12 | 1,869 tok |
| nirholas/universal-crypto-mcp mcp.giving Universal MCP server for AI agents to interact with any* blockchain via natural language a | 44 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 802 tok |
| personamanagmentlayer/pcl pclang.org Persona Control Language (PCL) | 44 | Claude Code, GitHub Copilot | 2 | 8,242 tok |
| askdba/mysql-mcp-server MySQL Server implementation for Model Context Protocol (MCP) written in Go. | 44 | Codex, GitHub Copilot, OpenCode | 2 | 550 tok |
| iPythoning/b2b-sdr-hermes-skill Autonomous AI SDR skill for Hermes Agent — finds buyers, qualifies leads, sends outreach, | 44 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,096 tok |
| Wolfe-Jam/faf-cli faf.one The context every AI coding agent reads — authors AGENTS.md, CLAUDE.md, GEMINI.md & .curso | 44 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,149 tok |
| fluttersdk/wind fluttersdk.com Tailwind CSS for Flutter. Utility classes like flex, p-4 and dark:bg-gray-800 compose into | 44 | Claude Code, GitHub Copilot | 10 | 11,482 tok |
| IgniteUI/igniteui-theming A set of Sass mixins, functions, and variables used to create themes for a variety of UI f | 44 | Claude Code, GitHub Copilot | 30 | — |
| cybergarage/go-matter Matter is an open-source connectivity standard for smart home and IoT (Internet of Things) | 44 | GitHub Copilot, Gemini CLI | 2 | 1,723 tok |
| Heratiki/locallama-mcp An MCP Server that works with Roo Code/Cline.Bot/Claude Desktop to optimize costs by intel | 43 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 10,952 tok |
| dvcol/neo-svelte dvcol.github.io Neomorphic ui library for svelte 5 | 43 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 5,143 tok |
| jescrich/nestjs-workflow NestJS Workflow Module | 43 | Codex, GitHub Copilot, Cursor, OpenCode | 3 | 1,687 tok |
| ojamin/trilium-extended-shiz A collection of scripts etc. for Trilium (Next) Notes, including a fully featured habit tr | 43 | GitHub Copilot | 1 | 952 tok |
| FouadMagdy01/RNCopilot Production-ready React Native Expo starter template with auth, theming, i18n, and 33+ UI | 43 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 7 | 11,654 tok |
| honeydew-ai/honeydew-ai-coding-agents-plugins honeydew.ai Honeydew AI plugins for coding agents (Claude Code, Codex, Cursor, Github Copilot, Gemini, | 43 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,103 tok |
| FerroxLabs/wayland-core getwayland.com Multi-provider AI agent CLI written in Rust | 43 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 9,106 tok |
| RajjjAryan/career-copilot AI-powered job search pipeline for AI coding agents | 43 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 465 tok |
| DitriXNew/MCP-DB-Client MCP layer for 1C | 43 | GitHub Copilot | 1 | 1,010 tok |
| raffertyuy/github-copilot-prompts | 43 | Claude Code, GitHub Copilot | 14 | 1,117 tok |
| putervision/state-memory-mcp statememorymcp.com Persistent, branch-aware workflow state memory MCP server for AI coding assistants. Tracks | 42 | Claude Code, Codex, GitHub Copilot, Windsurf | 10 | 74,369 tok |
| mits-pl/wove Open-source AI coding agent. Desktop app, bring your own model. Writes code, browses the w | 42 | Claude Code, GitHub Copilot | 18 | 816 tok |
| qorstack/qorstack-report report.qorstack.com | 42 | GitHub Copilot | 1 | 18 tok |
| twitbruv/twitbruv | 42 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 2,081 tok |