43,579 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 agents7,541Claude Code6,614Data and AI3,687Backend and APIs3,492Languages3,397Planning3,211Git and workflow3,159Code review2,735Memory and context2,362Testing2,357DevOps and cloud2,306Writing and docs2,299Research2,296Frontend2,252Security2,009Productivity1,710
All Claude Code32,137 Codex23,307 OpenCode22,079 GitHub Copilot3,547 Gemini CLI1,916 Cursor1,738 Windsurf121 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| maksimzayats/specx specx.dev ⚙️ Executable architecture guardrails and agent skills for building structured Python serv | 201 | Codex, OpenCode | 1 | 1,697 tok |
| avishayil/react-native-user-avatar Avatar Component For React Native | 201 | Claude Code, Codex, OpenCode | 2 | 1,349 tok |
| permacommons/lib.reviews A free/libre code and information platform for reviews of anything | 201 | Codex, OpenCode | 1 | 365 tok |
| Stanshy/AgentHub agenthub.stanshy.com One person, one software company. Manage 47 AI agents from a single Electron app — wi | 201 | Claude Code | 1 | 1,049 tok |
| VectorlyApp/bluebox console.vectorly.app Index the world's undocumented APIs | 201 | Claude Code | 1 | 3,431 tok |
| av/facts Antidote for fluffy specs, a toolkit for fact-driven development with AI agents | 201 | Claude Code, Codex, OpenCode | 2 | 867 tok |
| Azure-Samples/mcp-agent-langchainjs Serverless AI agent using LangChain.js and Model Context Protocol (MCP) integration to ord | 201 | Codex, GitHub Copilot, OpenCode | 6 | 1,365 tok |
| traceloop/opentelemetry-mcp-server Unified MCP server for querying OpenTelemetry traces across multiple backends (Jaeger, Tem | 201 | Claude Code | 1 | 4,754 tok |
| ahmedasmar/devops-claude-skills A Claude Code Skills Marketplace for DevOps workflows | 201 | Claude Code | 1 | 4,566 tok |
| paoloricciuti/tmcp tmcp.io Typescript SDK to build MCP servers in an agnostic way | 201 | Claude Code | 1 | 1,289 tok |
| cynative/cynative cynative.com Open-source security agents for cloud, code and runtime. 45 built-in agents audit AWS, GCP | 201 | Claude Code, Codex, OpenCode | 2 | 6,706 tok |
| Red-noblue/Codex_Relay Cross-device export/import + local vault for Codex CLI sessions (.jsonl). Resume the same | 201 | Codex, OpenCode | 1 | — |
| claudioemmanuel/squeez Hook-based token compressor for 5 AI CLI hosts (Claude Code, Copilot CLI, OpenCode, Gemini | 201 | Claude Code | 1 | 1,468 tok |
| infinri/Writ infinri.github.io Governance runtime for Claude Code. Enforces workflow gates at tool time, delivers the eng | 201 | Claude Code | 1 | — |
| dmarcguardhq/dmarcguard dmarcguard.io 🛡️ A lightweight, self-hosted DMARC report parser with a beautiful Vue.js dashboard. Sing | 201 | Claude Code | 1 | 4,175 tok |
| logicpulse/logicPOS logic-pos.com Logicpulse's Open Source POS System | 200 | Codex, OpenCode | 1 | 777 tok |
| sadanandpai/clearfrontend clearfrontend.vercel.app | 200 | Claude Code, Codex, OpenCode | 5 | 3,109 tok |
| varandrew/moor Moor is a local MCP control plane for Mac. It gives every coding agent one safe, observabl | 200 | Claude Code, Codex | 2 | — |
| Idun-Group/idun-agent-platform idun-group.com 🟪 Open-source runtime that ships any LangGraph or Google ADK agent as a production-ready | 200 | Claude Code | 2 | 3,042 tok |
| ab604/claude-code-r-skills Claude Code configurations for R development. | 200 | Claude Code | 9 | — |
| zippoxer/recall Full-text search and resume for Claude/Codex conversations | 200 | Claude Code, Codex | 2 | 659 tok |
| SensorsINI/jaer Full-featured cross-platform (Linux, Windows, MacOS) desktop application for neuromorphic | 200 | Codex, OpenCode | 1 | 883 tok |
| DobermanCore/Doberman-Core pypi.org Your AI's guard dog. Doberman sits at runtime, gating every input, output and tool call to | 200 | Claude Code, Codex, OpenCode | 2 | 8,036 tok |
| SikamikanikoBG/homelab-monitor sikamikanikobg.github.io Plug-and-play homelab dashboard in one container — GPU, local-AI VRAM, Docker, systemd, ho | 200 | Claude Code | 1 | 138 tok |
| Dicklesworthstone/coding_agent_account_manager Sub-100ms auth switching for AI coding CLIs (Claude Code, Codex, Gemini): swap subscriptio | 200 | Codex, OpenCode | 1 | 8,804 tok |
| Hilbert-beinghappy/seektty A Claude Code-style terminal interface for DeepSeek Harness, supporting Windows, macOS, an | 200 | Codex, OpenCode | 1 | 156 tok |
| sandbaseai/deepseek-harness-handbook sandbaseai.github.io Agent-first DeepSeek Harness handbook: 173 source-backed runtime, plugin, MCP, sandbox, ev | 200 | Codex, OpenCode | 1 | 1,999 tok |
| webdevtodayjason/sub-agents Claude Code Sub Agent Manager. A simple Manager for adding Claude Code Sub Agents with hoo | 200 | Claude Code | 1 | 1,806 tok |
| jimmc414/cctrace Claude Code Trace - Export Claude Code chat sessions into markdown and XML | 200 | Claude Code | 3 | — |
| owncloud/notes :notebook_with_decorative_cover: Notes app for ownCloud | 200 | Claude Code, Codex, OpenCode | 2 | 764 tok |
| yuanboP/frugal | 199 | Codex, GitHub Copilot, OpenCode | 2 | 986 tok |
| TokenRollAI/minicc mini claude code impl for learning agent | 199 | Claude Code | 1 | 33 tok |
| algopian/chromeclaw discord.gg Your own personal AI assistant in Chrome/Firefox. 🦞 | 199 | Claude Code | 1 | 2,901 tok |
| mercurialsolo/claudectl mercurialsolo.github.io Orchestrate a swarm of Claude Code agents with a local brain that learns from you. | 199 | Claude Code, Codex, OpenCode | 2 | 6,092 tok |
| thomast1906/github-copilot-agent-skills Repo containing my GitHub Copilot Agent & Skills - continually experimenting! | 199 | Claude Code, Codex, GitHub Copilot | 21 | 2,119 tok |
| getnao/sylph The open-source company brain. Run your entire company with AI agents, skills, and a self- | 199 | Claude Code, Codex, OpenCode | 36 | 2,379 tok |
| DictionLabs/Diction diction.one Diction is Open Source self-hosted alternative to WisprFlow - iOS speech-to-text keyboard | 199 | Codex, OpenCode | 1 | 3,599 tok |
| nizos/probity TDD enforcement and guardrails for Claude Code, Codex, and GitHub Copilot CLI | 199 | Claude Code | 3 | 396 tok |
| joyehuang/minimind-notes minimind.wiki 🚀 [Build an LLM from Scratch] A minimal, principle-first guide to understanding and build | 199 | Claude Code, Codex, OpenCode | 2 | 6,709 tok |
| tumf/mcp-text-editor A token-efficient MCP server for safe, line-oriented text file editing with partial reads, | 199 | Codex, OpenCode | 1 | 1,087 tok |
| vercel/sandbox vercel.com Vercel Sandbox is an ephemeral compute primitive designed to safely run untrusted or user- | 198 | Codex, OpenCode | 1 | 116 tok |
| searlsco/prove_it The verification harness that Claude Code should have shipped with | 198 | Claude Code, Codex, OpenCode | 6 | 1,926 tok |
| hiyeshu/codeck codeck.sh No Keynote. No dragging. No font sizes. | 198 | Claude Code, Codex, OpenCode | 2 | 2,173 tok |
| cgwire/zou dev.kitsu.cloud Zou is the Kitsu API. It allows you to store and manage your production data | 198 | Claude Code | 1 | 4,862 tok |
| danikf/tik4net Manage mikrotik routers with .NET C# code via ADO.NET like API or enjoy O/R mapper like hi | 198 | Claude Code, Codex, OpenCode | 11 | 3,031 tok |
| pyrate-llama/hermes-ui The command center for Hermes Agent — chat, steer, browse files, manage skills, and monito | 198 | Claude Code | 1 | 203 tok |
| harumiWeb/exstruct harumiweb.github.io Conversion from Excel to structured JSON (tables, shapes, charts) for LLM/RAG pipelines, a | 198 | Claude Code, Codex, OpenCode | 10 | 2,236 tok |
| leshkodev/freetube freetube.io Native SwiftUI YouTube client for iOS. Cookie-based auth, AVPlayer, offline downloads. | 198 | Claude Code | 1 | 9,979 tok |
| thisisgm/omarchy-pods AirPods in the Omarchy bar: per-pod and case battery, listening mode, adaptive noise level | 198 | Codex, OpenCode | 1 | 972 tok |
| kggzs/ApkMCP-Auto A collection of Android reverse-engineering tools that connects AI assistants such as Clau | 198 | Claude Code, Codex | 1 | — |