22,109 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 |
|---|---|---|---|---|
| Pantani/tdmcp pantani.github.io TouchDesigner MCP server, describe a visual to Claude, Cursor or Codex and it builds a rea | 42 | Claude Code, Codex, OpenCode | 3 | 7,962 tok |
| minghinmatthewlam/agent-guards Shared guardrails, skills, and bootstrap scripts for AI coding agents | 42 | Codex, OpenCode | 1 | 248 tok |
| alirezarezvani/gaios Open-source AI Operating System (AIOS) blueprint for Claude Code & Codex — turn any agent | 42 | Claude Code, Codex, OpenCode | 2 | 4,714 tok |
| getsigit/sigit zed.dev A local inference LLM coding agent. | 42 | Claude Code, Codex, OpenCode | 8 | 12 tok |
| YoungHong1992/ruankao-senior-architecture-designer Knowledge base for preparing for the Systems Architect exam: Markdown organization and pro | 42 | Claude Code, Codex, OpenCode | 2 | 4,519 tok |
| najaeda/naja-verilog A standalone structural (gate-level) verilog parser | 42 | Codex, OpenCode | 1 | 456 tok |
| jvgomg/podkit jvgomg.github.io 🔄🎵Modern TypeScript toolkit and CLI for managing iPods | 42 | Claude Code, Codex, OpenCode | 5 | 6,392 tok |
| zcaudate-xyz/foundation-base zcaudate.xyz core libs and utilities | 42 | Codex, Gemini CLI, OpenCode | 2 | 21,475 tok |
| mahmoudilyan/marmoui marmoui.com The AI agentic designer — open-source React design system + MCP that lets Claude, Codex, C | 41 | Claude Code, Codex, Cursor, OpenCode | 3 | 3,396 tok |
| romanticamaj/promptasy A browser game to learn prompt engineering by playing — explore a world and solve challeng | 41 | Claude Code, Codex, OpenCode | 2 | 9,575 tok |
| npstorey/civic-ai-tools civicaitools.org Open-source platform connecting AI assistants to government open data — MCP server, curate | 41 | Claude Code, Codex, OpenCode | 3 | 1,872 tok |
| goldbergyoni/test-coverage-mcp Context engineering: Make your agents aware of how they affect 🧪 test coverage🧪 during a | 41 | Claude Code, Codex, OpenCode | 13 | 815 tok |
| rickywo/Formic AI-powered task manager that turns goals into shipped code. Orchestrates Claude Code, Copi | 41 | Claude Code, Codex, OpenCode | 2 | 12,325 tok |
| Azure/containerization-assist | 41 | Claude Code, Codex, OpenCode | 2 | 435 tok |
| st1page/agent-knowledge-framework Agent team knowledge framework with layered structure for principles, skills, insights, an | 41 | Codex, OpenCode | 1 | 1,462 tok |
| nirholas/universal-crypto-mcp mcp.giving Universal MCP server for AI agents to interact with any* blockchain via natural language a | 41 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 802 tok |
| GraflowAI/graflow graflow.ai Composable Python framework for LLM agent workflows focused on simplicity and developer ex | 41 | Claude Code, Codex, OpenCode | 3 | 4,646 tok |
| RealTimeLogic/LSP-Examples Lua modules and examples, including IoT/Cloud connectivity | 41 | Codex, OpenCode | 1 | 4,937 tok |
| AvengerMoJo/MoJoAssistant A Local-First Cognitive Firewall for Human Agency and AI Safety | 41 | Codex, OpenCode | 1 | 634 tok |
| ara3d/ara3d-sdk ara3d.com 📚 Various C# libraries for efficient data driven applications | 41 | Claude Code, Codex, OpenCode | 2 | 4,856 tok |
| rcastley/splunk-custom-visualizations | 41 | Claude Code, Codex, OpenCode | 4 | 793 tok |
| championswimmer/env.sync.local envsync.arnav.tech sync your env secrets securely peer-to-peer on local networks | 41 | Claude Code, Codex, OpenCode | 2 | 5,036 tok |
| noahsaso/my-pi my pi! | 41 | Codex, OpenCode | 1 | 1,814 tok |
| wentout/mnemonica abstract technique that aids information retention : instance inheritance system | 41 | Codex, OpenCode | 1 | 4,900 tok |
| czottmann/kagi-ken-mcp Unofficial MCP server for working with Kagi *without* API access (you'll need to be a cust | 41 | Codex, OpenCode | 1 | 696 tok |
| hyperb1iss/git-iris hyperb1iss.github.io An intelligent agent that understands your code and crafts perfect Git artifacts | 41 | Claude Code, Codex, OpenCode | 2 | 5,511 tok |
| lonormaly/builders-stack Opinionated AI-native monorepo starter — build your MVP as a production-ready structure. a | 41 | Claude Code, Codex, OpenCode | 2 | 9,453 tok |
| tidal-music/tidal-sdk-ios TIDAL SDK for iOS | 41 | Claude Code, Codex, OpenCode | 4 | 1,036 tok |
| JJ110112/LiveChord | 41 | Claude Code, Codex, OpenCode | 2 | 18,087 tok |
| ashtanko/kotlin-app-template 🚀 Kotlin Project Template: A ready-to-use template with GitHub Actions, Detekt, Ktlint, K | 41 | Claude Code, Codex, OpenCode | 4 | 2,154 tok |
| desek/outlook-local-mcp outlook-local-mcp.com Local MCP server for Microsoft Outlook — calendars, events, and email via Microsoft Graph | 41 | Claude Code, Codex, OpenCode | 9 | 5,502 tok |
| cexll/claude-code-env Claude Code Multi-Environment Setup Manager | 41 | Claude Code, Codex, OpenCode | 2 | 2,352 tok |
| lhl/realitycheck A framework for rigorous, systematic analysis of claims, sources, predictions, and argumen | 41 | Claude Code, Codex, OpenCode | 3 | 3,184 tok |
| alisunstar/OpenSunstar opensunstar.github.io OpenSunstar is a cross-platform native desktop app (Tauri 2 + React) — a local-first, all- | 41 | Codex, OpenCode | 1 | 1,063 tok |
| myrialabs/clopen clopen.myrialabs.dev All-in-one workspace for AI coding agents | 41 | Claude Code, Codex, OpenCode | 2 | 1,469 tok |
| mostlyharmfuleconometrics/lean-hansen-econometrics mostlyharmfuleconometrics.github.io formalizing econometrics | 41 | Claude Code, Codex, OpenCode | 2 | 4,165 tok |
| WhitzardAgent/WhitzardOS qitor.mintlify.app Let's Qitos! A torch-like agent-native framework for researchers. | 41 | Claude Code, Codex, OpenCode | 2 | 2,105 tok |
| benjaminkomen/TibiaWikiApi Expose data from TibiaWiki with a REST API | 41 | Codex, OpenCode | 1 | 2,184 tok |
| smilezheng/gojaja Agent-agnostic file-system coordination layer for multi-LLM-agent collaboration (Codex / C | 41 | Codex, OpenCode | 1 | 1,060 tok |
| FedRAMP/rules This repository contains the structured machine-readable rules for FedRAMP. | 41 | Codex, OpenCode | 1 | 1,866 tok |
| fom-dev/company-in-a-box A complete AI-powered organizational structure: 42 agents, 10 playbooks, one company. | 41 | Codex, OpenCode | 1 | 1,169 tok |
| cairn-framework/cairn cairn-framework.github.io | 41 | Claude Code, Codex, OpenCode | 21 | 2,436 tok |
| huggingface/hf-discover Agentic Resource Discovery Client/Server | 41 | Codex, OpenCode | 1 | 254 tok |
| UseJunior/safe-docx safedocx.com Safe DOCX suite: docx-primitives, docx-comparison, safe-docx MCP server | 41 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 9 | 2,293 tok |
| 5uck1ess/cicero Self-hosted voice for coding agents. Talk from any browser or a Telegram call, interrupt m | 41 | Claude Code, Codex, OpenCode | 2 | 903 tok |
| WALKERKILLER/Look-Tongji-Notes Transcribing Lessons from Tongji Look Platform to Notes with Agent Skill. | 41 | Codex, OpenCode | 1 | 1,299 tok |
| FalkorDB/FalkorDB-MCPServer falkordb.com FalkorDB-MCPServer is an MCP (Model Context Protocol) server that connects LLMs to FalkorD | 41 | Claude Code, Codex, OpenCode | 2 | 1,336 tok |
| FerroxLabs/tvcontrol TVControl by Ferrox Labs — TradingView MCP System. AI remote control for TradingView Deskt | 41 | Claude Code, Codex, OpenCode | 2 | 5,632 tok |
| netresearch/security-audit-skill Agent Skill for PHP security audits - OWASP patterns, vulnerability detection | Claude Cod | 41 | Codex, OpenCode | 1 | 590 tok |
| googlarz/proton-mail-bridge-client npmjs.com 🌉 Local-first Proton Mail MCP and CLI through Proton Bridge. Search, read, draft, send, s | 41 | Codex, OpenCode | 1 | 135 tok |