23,196 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| spotify/ads-agentic-tools A Claude Code plugin that lets you manage Spotify advertising campaigns through natural la | 18 | Claude Code, Codex, OpenCode | 2 | 4,819 tok |
| yuanqiyibiansheng/DeepSeek-Harness-GUI DeepSeek-Harness-GUI | 18 | Claude Code, Codex, OpenCode | 13 | 7,118 tok |
| eddmann/my-own-coding-agent Educational Python coding agent with provider-agnostic LLM support, skills system, and ext | 18 | Claude Code, Codex, OpenCode | 2 | 47 tok |
| sam-agents/sam SAM - Autonomous TDD agent system for Claude Code, Cursor, Gemini CLI, GitHub Copilot, and | 18 | Claude Code, Codex, OpenCode | 10 | 2,782 tok |
| paulnsorensen/easy-cheese cheeselord.dev Cheese your code 🧀 — high-quality results as easy as cheese. A portable, harness-agnostic | 18 | Codex, GitHub Copilot, OpenCode | 5 | 4,754 tok |
| speakeasy-api/skills speakeasy.com Agent Skills for SDK generation and OpenAPI tooling with Speakeasy CLI | 18 | Claude Code, Codex, OpenCode | 2 | 3,754 tok |
| jfrog/agent-belt Reproducible evaluation for AI coding agents. Multi-turn scenarios against Claude Code, Co | 18 | Codex, OpenCode | 1 | 2,594 tok |
| walkindude/gosymdb A Go symbol and call-graph database backed by SQLite. Query symbols, callers, callees, bla | 18 | Claude Code, Codex, OpenCode | 4 | 2,267 tok |
| joelazar/kagi-skills Skills for using Kagi APIs | 18 | Codex, OpenCode | 1 | 209 tok |
| kinoward/dayu-harness-skill Turn one-off AI collaboration prompts into long-running repository governance. · “把一次性的 AI | 18 | Codex, OpenCode | 1 | 4,589 tok |
| aiproxer/aiproxer Connect any LLM-powered client app, such as a coding agent, to any supported inference bac | 18 | Codex, Kiro, OpenCode | 5 | 6,638 tok |
| DocRoms/Kronn Self-hosted control plane for AI coding agents (Claude Code, Codex, Gemini, Ollama). Shar | 18 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Windsurf | 7 | 1,616 tok |
| liqiongyu/agentpack crates.io A declarative, safe control plane for deploying coding-agent assets across tools. | 18 | Codex, OpenCode | 2 | 1,011 tok |
| atomantic/UEMCP Python Unreal Engine Plugin and Node.js MCP Server | 18 | Claude Code, Codex, OpenCode | 6 | 1,656 tok |
| safe-agentic-world/nomos Test AI tool permissions in CI and require human approval before execution. Open-source CL | 18 | Claude Code, Codex, OpenCode | 2 | 2,211 tok |
| oneworks-ai/app oneworks.cloud One Works application monorepo for AI agents, plugins, desktop, web, CLI, and Relay. | 18 | Codex, OpenCode | 1 | 6,793 tok |
| pluginslab/wp-agentic-kit pluginslab.com Starter kit for agentic WordPress development. CLAUDE.md/AGENTS.md templates, the wordpres | 18 | Claude Code, Codex, OpenCode | 8 | 3,997 tok |
| Neeeophytee/ai-cost-cutter-skills flowstacks.xyz 10 skills that cut your AI bill with proof instead of vibes. MIT, works in Claude Code, Co | 18 | Claude Code, Codex, OpenCode | 2 | 1,328 tok |
| YangsonHung/awesome-agent-skills A collection of AI Agent Skills that provide professional domain capabilities for intellig | 18 | Claude Code, Codex, OpenCode | 2 | 1,651 tok |
| trabian/fluxwing-skills fluxwing.com Claude skills for generating ASCII components and screens for humans to review, and AI to | 18 | Claude Code, Codex, OpenCode | 2 | 5,484 tok |
| heurema/signum skill7.dev Risk-adaptive development pipeline with adversarial consensus code review | 18 | Codex, GitHub Copilot, OpenCode | 2 | 1,731 tok |
| O0000-code/CC-Workshop A macOS desktop app for managing Claude Code configurations — Skills, MCP Servers, and CLA | 18 | Claude Code, Codex, OpenCode | 5 | 4,012 tok |
| powersync-ja/agent-skills powersync.com Official agent skills for PowerSync | 18 | Claude Code, Codex, OpenCode | 2 | 472 tok |
| xuzhougeng/agent-control cc-remote.app one agent or one fleet | 18 | Codex, OpenCode | 1 | 771 tok |
| yanchuk/claude-plugin-codex Codex plugin that lets Codex consult local Claude Code for advice, reviews, adversarial ch | 18 | Claude Code, Codex, OpenCode | 2 | 540 tok |
| LunkiBR/ship-it A Claude Code skill that catches commonly-forgotten UX/product details before you ship a s | 18 | Codex, OpenCode | 1 | 1,343 tok |
| paladini/mcp-me mcp-me.page Your AI assistants don't know who you are. mcp-me fixes that: a local MCP server that give | 18 | Codex, GitHub Copilot, OpenCode | 2 | 1,577 tok |
| aiconnai/agentshield aiconnai.github.io 🛡️ The security firewall for AI agent tools & MCP servers (Claude 5, GPT-5.6, Gemini 3.8, | 18 | Claude Code, Codex, OpenCode | 2 | 7,275 tok |
| kriasoft/mcp-client-gen medium.com Turn any MCP server into a type-safe TypeScript SDK in seconds - with OAuth 2.1 and mul | 18 | Claude Code, Codex, OpenCode | 2 | 1,540 tok |
| Kevin-Liu-01/Loop loooooop.vercel.app An operator desk for self-updating agent skills. track sources, refresh with agents, versi | 18 | Claude Code, Codex, OpenCode | 3 | 1,953 tok |
| ssdeanx/secure-rag-multi-agent deanmachines.com Secure Retrieval-Augmented Generation (RAG) with role-based access control using Mastra AI | 18 | Codex, GitHub Copilot, OpenCode | 3 | 15,972 tok |
| staticroostermedia-arch/engram glama.ai Geometric agent memory for Agents: 8-tool lean contract, harness injection at wake, sessio | 18 | Claude Code, Codex, OpenCode | 2 | 3,188 tok |
| evepupil/CloudMind An open-source, user-owned AI memory layer running in your personal Cloudflare account. | 18 | Claude Code, Codex, OpenCode | 2 | 9,868 tok |
| chwoerz/reporelay chwoerz.github.io A self-hosted code context engine for MCP. | 18 | Claude Code, Codex, OpenCode | 2 | 2,403 tok |
| movahedan/monobun 🏎️ Monobun: The ultimate Bun-powered monorepo. Entity-driven architecture, Docker-first d | 18 | Codex, OpenCode | 1 | 1,901 tok |
| beyond5959/acp-adapter Bridging Codex , Claude Code and Pi to Agent Client Protocol (ACP) with Go. | 18 | Claude Code, Codex, OpenCode | 2 | 2,572 tok |
| l22-io/orchard-mcp MCP server for Apple Calendar, Mail, and Reminders on macOS using native EventKit and Scri | 18 | Claude Code, Codex, OpenCode | 2 | 1,070 tok |
| VirtusLab-Open-Source/astro-strapi-loader astrostrapi.io Integration of Astro with Strapi CMS that enables easy data loading from Strapi Content AP | 18 | Claude Code, Codex | 1 | — |
| check-technologies/mcp-server-check MCP server for the Check Payroll API | 18 | Codex, OpenCode | 1 | 693 tok |
| merijjeyn/drawpad Communication interface for AI Coding Agents based on excalidraw to go beyond chats. | 18 | Claude Code, Codex, OpenCode | 2 | 1,435 tok |
| mkwatson/ai-fastify-template | 18 | Claude Code, Codex, OpenCode | 9 | 4,501 tok |
| grafana/grafana-cube-datasource grafana.com A Grafana data source plugin that brings semantic layer analytics via Cube. Define metrics | 18 | Codex, Cursor, OpenCode | 2 | 997 tok |
| nexus-substrate/nexus-agents nexus-substrate.github.io Governance substrate for your AI coding agents — adversarial review, drift-detected rules, | 18 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 30,817 tok |
| iurysza/android-use A CLI + SKILL for Android device automation built for agents and humans. | 18 | Codex, OpenCode | 1 | 262 tok |
| xi-kari/crossframe-skill xi-kari.github.io CrossFrame Skill Suite: Chinese-language structural diagnosis, public-issue analysis, orga | 18 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 37 | 12,411 tok |
| shutootaki/gwm Git worktree manager cli. Switch Git contexts with zero friction. Review pull requests, cr | 18 | Claude Code, Codex, OpenCode | 6 | 1,160 tok |
| gpdir16/tabyAgent A more autonomous, more persistent, and easier alternative to OpenClaw/Hermes. Give it | 18 | Codex, OpenCode | 1 | 223 tok |
| hemanth/mcp-web-client mcphost.link A web-based client for connecting to MCP servers with OAuth support | 18 | Claude Code, Codex | 1 | — |
| cdnwetzel/pxx Local-first AI coding agent runtime — your models, fail-closed safety, evidence-gated self | 18 | Codex, OpenCode | 1 | 511 tok |
| joshuaalpuerto/mcp-agent Lightweight, focused utilities to manage connections and execute MCP tools with minimal in | 18 | Claude Code, Codex, GitHub Copilot | 5 | 1,506 tok |