21,881 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 agents7,374Claude Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269Frontend2,250Security1,980Productivity1,695
All Claude Code32,004 Codex23,112 OpenCode21,881 GitHub Copilot3,501 Gemini CLI1,902 Cursor1,724 Windsurf62 Kiro40
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| harbor-framework/harbor harborframework.com Framework for evaluating and improving agents | 4,998 | Claude Code, Codex, OpenCode | 2 | 4,100 tok |
| pomerium/pomerium pomerium.com Pomerium is an identity and context-aware access proxy. | 4,995 | Codex, OpenCode | 1 | 117 tok |
| openclaw/mcporter mcporter.sh Call MCPs via TypeScript, masquerading as simple TypeScript API. Or package them as cli. | 4,994 | Codex, OpenCode | 1 | 176 tok |
| icip-cas/PPTAgent arxiv.org An Agentic Framework for Reflective PowerPoint Generation | 4,989 | Claude Code, Codex, OpenCode | 2 | 1,432 tok |
| tiann/hapi hapi.run App for Codex / Claude Code / Pi / OpenCode / Kimi Code / Grok Build, vibe coding anytime, | 4,988 | Codex, OpenCode | 1 | 2,617 tok |
| vercel/eve eve.dev The Open Framework for Building Agents | 4,985 | Claude Code, Codex, OpenCode | 4 | 3,038 tok |
| SaladDay/cc-switch-cli ⭐️ A cross-platform CLI All-in-One assistant tool for Claude Code, Codex & Gemini CLI. | 4,974 | Claude Code, Codex, OpenCode | 2 | 5,070 tok |
| tfutils/tfenv Terraform version manager | 4,967 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 4,189 tok |
| mock-server/mockserver-monorepo mock-server.com MockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspec | 4,966 | Claude Code, Codex, OpenCode | 61 | 7,403 tok |
| campfirein/byterover-cli docs.byterover.dev ByteRover CLI (brv) - The portable memory layer for autonomous coding agents (formerly Ci | 4,956 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 12,162 tok |
| withcoral/coral withcoral.com One SQL interface over APIs, files, and live sources — built for agents. | 4,954 | Codex, OpenCode | 1 | 4,437 tok |
| WuKongIM/WuKongIM githubim.com More than just IM, not just instant messaging (IM) | 4,939 | Codex, OpenCode | 4 | 2,691 tok |
| mistralai/mistral-vibe Minimal CLI coding agent by Mistral | 4,923 | Claude Code, Codex, OpenCode | 6 | 1,399 tok |
| ag2ai/ag2 ag2.ai AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x | 4,908 | Codex, OpenCode | 1 | 3,671 tok |
| mavlink/qgroundcontrol qgroundcontrol.io Cross-platform ground control station for drones (Android, iOS, Mac OS, Linux, Windows) | 4,902 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,463 tok |
| Martian-Engineering/lossless-claw Lossless Claw — LCM (Lossless Context Management) plugin for OpenClaw | 4,897 | Codex, OpenCode | 1 | 909 tok |
| kunchenguid/firstmate Talk to one agent. Ship with a crew. | 4,888 | Claude Code, Codex, OpenCode | 26 | 15,765 tok |
| nyblnet/bento bento.page Bento, the office suite that fits in a file | 4,883 | Claude Code, Codex, OpenCode | 2 | 14,784 tok |
| nguyenphutrong/quotio quotio.dev Stop juggling AI accounts. Quotio is a beautiful native macOS menu bar app that unifies yo | 4,840 | Codex, OpenCode | 1 | 2,032 tok |
| qixing-jk/all-api-hub all-api-hub.qixing1217.top All-in-one New-API/Sub2API account hub: balance/usage dashboard, auto check-in, one-click | 4,839 | Claude Code, Codex, OpenCode | 4 | 7,091 tok |
| eastlondoner/vibe-tools Give Cursor Agent an AI Team and Advanced Skills | 4,829 | Claude Code, Codex, Cursor, OpenCode | 3 | 9,579 tok |
| darrenhinde/OpenAgentsControl AI agent framework for plan-first development workflows with approval-based execution. Mul | 4,826 | Claude Code, OpenCode | 6 | — |
| TabularisDB/tabularis tabularis.dev Open-source desktop SQL workspace for PostgreSQL, MySQL/MariaDB, SQLite and 15+ more datab | 4,799 | Claude Code, Codex, OpenCode | 10 | 860 tok |
| MaaXYZ/MaaFramework maafw.com An automation black-box testing framework based on image recognition | An automation black | 4,783 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,770 tok |
| thunderbird/thunderbolt thunderbolt.io AI You Control: Choose your models. Own your data. Eliminate vendor lock-in. | 4,761 | Claude Code, Codex, OpenCode | 20 | 8,161 tok |
| ThePrimeagen/99 Neovim AI agent done right | 4,750 | Claude Code, Codex, OpenCode | 5 | 374 tok |
| aldinokemal/go-whatsapp-web-multidevice GOWA - WhatsApp REST API with support for UI, Multi Account, Webhooks, and MCP, and Chatwo | 4,721 | Claude Code, Codex, OpenCode | 3 | 2,792 tok |
| Agenta-AI/agenta agenta.ai Agenta is a workspace where you and your team build agents and automations. | 4,717 | Claude Code, Codex, OpenCode | 28 | 2,079 tok |
| Awarexone/Agentic-Bug-Hunter awarexone.com AI-powered bug bounty hunting toolkit that works with or without subscription. | 4,715 | Claude Code, Codex, OpenCode | 4 | 5,851 tok |
| liveblocks/liveblocks liveblocks.io Realtime infrastructure for multiplayer apps and agents | 4,715 | Claude Code, Codex, OpenCode | 3 | 1,748 tok |
| kaifcodec/user-scanner 🕵️♂️ (2-in-1) Email & Username OSINT suite featuring native MCP support for deep data ex | 4,700 | Claude Code, Codex, OpenCode | 2 | 1,286 tok |
| u14app/deep-research research.u14.app Use any LLMs (Large Language Models) for Deep Research. Support SSE API and MCP server. | 4,681 | Codex, OpenCode | 1 | 1,460 tok |
| nisrulz/app-privacy-policy-generator app-privacy-policy-generator.nisrulz.com Generate a customized Privacy Policy and Terms of Use document for your mobile apps | 4,678 | Claude Code, Codex, OpenCode | 3 | 2,476 tok |
| chaitin/MonkeyCode monkeycode-ai.net AI coding platform for teams | 4,651 | Claude Code, Codex, OpenCode | 2 | 863 tok |
| amantus-ai/vibetunnel vt.sh Turn any browser into your terminal & command your agents on the go. | 4,650 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 3,639 tok |
| homeassistant-ai/ha-mcp homeassistant-ai.github.io The Unofficial and Awesome Home Assistant MCP Server | 4,641 | Claude Code, Codex, OpenCode | 3 | 2,870 tok |
| mvanhorn/cli-printing-press Every API has a secret identity. This finds it, absorbs every feature from every competing | 4,639 | Claude Code, Codex, OpenCode | 4 | 10,111 tok |
| latitude-dev/latitude-llm latitude.so Latitude is the open-source AI monitoring platform. | 4,631 | Claude Code, Codex, OpenCode | 32 | 4,009 tok |
| alexellis/arkade blog.alexellis.io Open Source Marketplace For Developer Tools | 4,613 | Codex, OpenCode | 1 | 3,998 tok |
| TencentCloudADP/youtu-agent tencentcloudadp.github.io A simple yet powerful agent framework that delivers with open-source models | 4,611 | Codex, OpenCode | 1 | 667 tok |
| breferrari/obsidian-mind A self-organizing Obsidian vault that gives AI coding agents persistent memory. Claude Cod | 4,610 | Claude Code, Codex, Gemini CLI, OpenCode | 47 | 11,695 tok |
| benjitaylor/agentation agentation.com The visual feedback tool for agents. | 4,606 | Claude Code, Codex, OpenCode | 2 | 220 tok |
| PrimeIntellect-ai/verifiers Our library for RL environments + evals | 4,593 | Claude Code, Codex, OpenCode | 2 | 576 tok |
| NateBJones-Projects/OB1 Open Brain — The infrastructure layer for your thinking. One database, one AI gateway, one | 4,588 | Claude Code, Codex, OpenCode | 2 | 2,351 tok |
| JetBrains/koog docs.koog.ai Koog is a JVM (Java and Kotlin) framework for building predictable, fault-tolerant and ent | 4,559 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 1,919 tok |
| VRSEN/agency-swarm agency-swarm.ai Reliable Multi-Agent Orchestration Framework | 4,553 | Claude Code, Codex, OpenCode | 8 | 1,142 tok |
| guokaigdg/animal-island-ui Kawaii React UI component library with a cute style. | 4,548 | Claude Code, Codex, OpenCode | 2 | 1,121 tok |
| rivet-dev/agentos agentos-sdk.dev Give agents an operating system as a library. Runs in your existing backend – no sandboxes | 4,543 | Claude Code, Codex, OpenCode | 9 | 4,061 tok |
| phodal/auto-dev ide.unitmesh.cc 🧙AutoDev: the Multi-Agent coding development platform built on Kotlin Multiplatform. | 4,541 | Codex, OpenCode | 1 | 623 tok |
| kungfu-systems/kungfu kungfu.tech Your agents don’t hand off the work. Kungfu keeps the same Work moving across Codex, Claud | 4,513 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,631 tok |