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 |
|---|---|---|---|---|
| SWE-agent/mini-swe-agent mini-swe-agent.com The 100 line AI agent that solves GitHub issues or helps you in your command line. Radical | 9,114 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,358 tok |
| redis/RedisInsight redis.io Redis GUI by Redis | 8,924 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 26 | 2,845 tok |
| microsoft/TypeChat microsoft.github.io TypeChat is a library that makes it easy to build natural language interfaces using types. | 8,693 | GitHub Copilot | 1 | 1,062 tok |
| chef/chef chef.io Chef Infra, a powerful automation platform that transforms infrastructure into code automa | 8,257 | GitHub Copilot | 1 | 2,911 tok |
| OpenCoworkAI/open-codesign opencoworkai.github.io Open-source Claude Design alternative. One-click import your Claude Code / Codex API key. | 8,165 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 5,796 tok |
| webiny/webiny-js webiny.com Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript | 8,048 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 1,745 tok |
| ed-donner/llm_engineering Repo to accompany my mastering LLM engineering course | 7,890 | GitHub Copilot | 1 | 90 tok |
| Azure-Samples/azure-search-openai-demo azure.microsoft.com A sample app for the Retrieval-Augmented Generation pattern running in Azure, using Azure | 7,803 | Codex, GitHub Copilot, OpenCode | 2 | 5,951 tok |
| Osmantic/ODS discord.gg ODS V3 Pre-Release: Public testing and refinement ahead of the official V3 launch. Turn yo | 7,775 | Claude Code, GitHub Copilot | 13 | 2,312 tok |
| algorithmicsuperintelligence/openevolve Open-source implementation of AlphaEvolve | 7,718 | Claude Code, GitHub Copilot | 2 | 1,195 tok |
| microsoft/TinyTroupe LLM-powered multiagent persona simulation for imagination enhancement and business insight | 7,641 | GitHub Copilot | 4 | 2,629 tok |
| modelcontextprotocol/registry A community driven registry service for Model Context Protocol (MCP) servers. | 7,445 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 381 tok |
| kyegomez/swarms docs.swarms.world The Enterprise-Grade Multi-Agent Orchestration Framework. Website: https://swarms.ai | 7,353 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 11,047 tok |
| MrLesk/Backlog.md backlog.md Backlog.md - A tool for managing project collaboration between humans and AI Agents in a g | 7,286 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,517 tok |
| elie222/rakazo rakazo.com Open-source Grok Bot alternative. Choose your own model and sandbox. | 7,199 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,227 tok |
| lldap/lldap Light LDAP implementation | 6,614 | GitHub Copilot | 1 | 1,992 tok |
| microsoft/agent-governance-toolkit AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxin | 6,523 | Codex, GitHub Copilot, OpenCode | 2 | 7,605 tok |
| crestalnetwork/intentkit intentcat.com IntentKit is an open-source, self-hosted cloud agent cluster that manages a collaborative | 6,520 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 13 tok |
| Nukesor/pueue :stars: Manage your shell commands. | 6,413 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 529 tok |
| vllm-project/semantic-router vllm-sr.ai An open, programmable decision layer for models and compute. | 6,402 | Codex, GitHub Copilot, OpenCode | 2 | 1,164 tok |
| FlorianBruniaux/claude-code-ultimate-guide cc.bruniaux.com The most comprehensive Claude Code guide: agentic workflows, hooks, skills, MCP servers, q | 6,367 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 6,437 tok |
| heilcheng/awesome-agent-skills agent-skill.co Tutorials, Guides and Agent Skills Directories | 6,348 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 902 tok |
| agentscope-ai/agentscope-java java.agentscope.io Build distributed, production-grade, long-running agents. | 6,265 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,551 tok |
| sooperset/mcp-atlassian mcp-atlassian.soomiles.com MCP server for Atlassian tools (Confluence, Jira) | 6,087 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,281 tok |
| Azure/azure-sdk-for-net This repository is for active development of the Azure SDK for .NET. For consumers of the | 6,077 | Claude Code, Codex, GitHub Copilot, OpenCode | 23 | 3,648 tok |
| btraceio/btrace Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs | 5,997 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,445 tok |
| agentgateway/agentgateway agentgateway.dev Next Generation Agentic Proxy for AI Agents and MCP servers | 5,964 | GitHub Copilot | 1 | 41 tok |
| grapeot/devin.cursorrules Magic to turn Cursor/Windsurf as 90% of Devin | 5,953 | GitHub Copilot, Cursor | 2 | 2,252 tok |
| dotnet/skills Repository for skills to assist AI coding agents with .NET and C# | 5,836 | Codex, GitHub Copilot, OpenCode | 2 | 835 tok |
| awslabs/aidlc-workflows awslabs.github.io AI-Driven Life Cycle (AI-DLC) adaptive workflow steering rules for AI coding agents | 5,751 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,423 tok |
| microsoft/skill-recorder Desktop app that records your on-screen work session and uses the GitHub Copilot SDK to re | 5,697 | GitHub Copilot | 1 | 280 tok |
| tiann/hapi hapi.run App for Codex / Claude Code / Pi / OpenCode / Kimi Code / Grok Build, vibe coding anytime, | 5,366 | Codex, GitHub Copilot, OpenCode | 4 | 2,018 tok |
| Marker-Inc-Korea/AutoRAG Your Personal Librarian Agent. Ask anything on your computer, organize files, remember imp | 5,327 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 16,986 tok |
| vitali87/code-graph-rag code-graph-rag.com The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases w | 5,314 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,015 tok |
| entireio/cli entire.io 📜 Entire CLI hooks into your Git workflow to capture AI agent sessions as you work. Sessi | 5,310 | Claude Code, Codex, GitHub Copilot, OpenCode | 24 | 4,489 tok |
| MCP-UI-Org/mcp-ui mcpui.dev UI over MCP. Create next-gen UI experiences with the protocol and SDK! | 5,253 | GitHub Copilot | 1 | 1,709 tok |
| MaaXYZ/MaaFramework maafw.com An automation black-box testing framework based on image recognition | An automation black | 5,145 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,995 tok |
| mavlink/qgroundcontrol qgroundcontrol.io Cross-platform ground control station for drones (Android, iOS, Mac OS, Linux, Windows) | 5,092 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,813 tok |
| tfutils/tfenv Terraform version manager | 4,991 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 4,189 tok |
| labex-labs/python-cheatsheet labex.io A comprehensive Python cheat sheet with code examples, built-in functions, module referenc | 4,966 | GitHub Copilot, Gemini CLI | 4 | 2,067 tok |
| campfirein/byterover-cli docs.byterover.dev ByteRover CLI (brv) - The portable memory layer for autonomous coding agents (formerly Ci | 4,944 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 12,162 tok |
| dmno-dev/varlock varlock.dev AI-safe .env files: Schemas for agents, Secrets for humans. | 4,909 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 2,361 tok |
| prest/prest prestd.com Instant REST and MCP APIs for PostgreSQL and MySQL, on existing or new databases. CRUD, cu | 4,630 | GitHub Copilot, Cursor | 3 | 5,240 tok |
| modelcontextprotocol/csharp-sdk csharp.sdk.modelcontextprotocol.io The official C# SDK for Model Context Protocol servers and clients. Maintained in collabor | 4,616 | Claude Code, Codex, GitHub Copilot | 9 | 4,265 tok |
| IvanMurzak/Unity-MCP ai-game.dev AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for | 4,591 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 1,720 tok |
| kungfu-systems/kungfu kungfu.tech Your agents don’t hand off the work. Kungfu keeps the same Work moving across Codex, Claud | 4,540 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,631 tok |
| kubernetes-sigs/agent-sandbox agent-sandbox.sigs.k8s.io agent-sandbox enables easy management of isolated, stateful, singleton workloads, ideal fo | 4,516 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 6,181 tok |
| crmne/ruby_llm rubyllm.com The Ruby AI framework. | 4,496 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 8,465 tok |
| wmariuss/awesome-devops awesome-devops.xyz A curated list of awesome DevOps platforms, tools, practices and resources | 4,448 | GitHub Copilot | 4 | 1,813 tok |
| microsoft/FLAML microsoft.github.io A fast library for AutoML and tuning. Join our Discord: https://discord.gg/Cppx2vSPVP. | 4,418 | GitHub Copilot | 1 | 1,772 tok |