24,785 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 agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318Frontend2,308Security2,170Project management1,960
All Claude Code32,505 Codex24,785 OpenCode23,702 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,771 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| leeguooooo/misonote-markdown docs.misonote.com A next-generation AI team collaboration platform. | 19 | Claude Code, Codex, OpenCode | 4 | 3,570 tok |
| selimozten/elek elek.sh Review-only AI code review for GitHub pull requests. Cross-check PRs with model-agnostic r | 19 | Codex, OpenCode | 1 | 708 tok |
| nickzren/opentargets-mcp MCP server for Open Targets data | 19 | Claude Code, Codex, OpenCode | 2 | 906 tok |
| rahmanef63/control-room Mobile-first PWA for driving a single VPS from the browser — up to 16 concurrent terminals | 19 | Claude Code, Codex, OpenCode | 13 | 1,379 tok |
| johnjhughes/reclaim-mcp-server A Model Context Protocol (MCP) server implementation using TypeScript | 19 | Codex, OpenCode | 1 | 423 tok |
| Dynatrace/Dynatrace-workflow-samples docs.dynatrace.com Samples and templates for Dynatrace workflows | 19 | Codex, OpenCode | 1 | 8,505 tok |
| GetCacheOverflow/CacheOverflow | 19 | Codex, OpenCode | 1 | 2,197 tok |
| ai-outfitter/outfitter Swap between configurations in Pi — it's like dotfiles for your coding agent. | 19 | Codex, OpenCode | 1 | 370 tok |
| batmanvane/checkpointnovel | 19 | Codex, OpenCode | 1 | 535 tok |
| wunki/amplify | 19 | Claude Code, Codex, OpenCode | 2 | 422 tok |
| develite98/angular-best-practices Performance optimization guidelines and coding standards for Angular applications, designe | 19 | Codex, OpenCode | 1 | 752 tok |
| Cumulocity-IoT/cumulocity-dynamic-mapper cumulocity.com The ultimate Mapper for building the bridge between any Message Broker and Cumulocity IoT | 19 | Claude Code, Codex, OpenCode | 3 | 646 tok |
| jh941213/codex-lattice Codex Lattice: installable Codex skills, hooks, custom agents, MCP search, and docs-first | 19 | Codex, OpenCode | 1 | 3,523 tok |
| nevir/agentfill agentfill.dev A "polyfill" that standardizes and centralizes AGENTS.md configuration and Agent Skills su | 19 | Claude Code, Codex, OpenCode | 6 | 676 tok |
| ydeng11/rulesify Skill management tool for AI agents - discover and install pre-built workflows from Anthro | 19 | Codex, OpenCode | 1 | 4,210 tok |
| eddmann/my-own-coding-agent Educational Python coding agent with provider-agnostic LLM support, skills system, and ext | 19 | Claude Code, Codex, OpenCode | 2 | 47 tok |
| SamMorrowDrums/mcp-python-starter A starter MCP server in Python. | 19 | Codex, OpenCode | 1 | 1,072 tok |
| gleanwork/mcp-server-tester Playwright-based testing and eval framework for MCP servers with LLM-as-a-judge | 19 | Claude Code, Codex, OpenCode | 3 | 8,011 tok |
| lionelschiepers/StockQuotes.MCP AI MCP Server to fetch real time financial data | 19 | Codex, OpenCode | 1 | 165 tok |
| Ebbe-Method/airtable-skills Claude Code plugin for Airtable - comprehensive assistant for schema design, API, scriptin | 19 | Claude Code, Codex, OpenCode | 2 | 2,550 tok |
| AgiFlow/openskill A secured environment to run Skills (instroduced by Anthopic). Support Codex, Gemini, Copi | 19 | Claude Code, Codex, OpenCode | 6 | 330 tok |
| benbjurstrom/ezrag Turns your Obsidian vault into a Gemini-powered RAG index with semantic search, in-app cha | 19 | Codex, OpenCode | 1 | 6,960 tok |
| devdacian/touchstone A lightweight, automated multi-model process for rapid agent-skill improvement with advers | 19 | Claude Code, Codex, OpenCode | 3 | 510 tok |
| AtmaticAI/agent-tools agent-tools is an agent-driven data utility platform that provides deterministic tools for | 19 | Codex, OpenCode | 1 | 2,518 tok |
| DangQuangSE/team-development-skills | 19 | Claude Code, Codex, Cursor | 76 | — |
| gpauloski/python-template gregpauloski.com Python package template | 19 | Claude Code, Codex, OpenCode | 2 | 772 tok |
| paulyuk/snap-squad Warm-start addon for bradygaster/squad — pre-baked agent squads for hire for instant deplo | 19 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,506 tok |
| SpillwaveSolutions/architect-agent architect-agent | 19 | Claude Code, Codex, OpenCode | 2 | 2,927 tok |
| stelee410/agent-mailer amp.linkyun.co AMP (Agent Mailer Protocol) is an async mailbox system for AI agents. Instead of chaining | 19 | Claude Code, Codex, OpenCode | 10 | 627 tok |
| rsoesemann/ROBERT.md | 19 | Codex, OpenCode | 1 | 1,536 tok |
| paulnsorensen/easy-cheese cheeselord.dev Cheese your code 🧀 — high-quality results as easy as cheese. A portable, harness-agnostic | 19 | Codex, GitHub Copilot, OpenCode | 5 | 5,058 tok |
| jfrog/agent-belt Reproducible evaluation for AI coding agents. Multi-turn scenarios against Claude Code, Co | 19 | Codex, OpenCode | 1 | 2,594 tok |
| kinoward/dayu-harness-skill Turn one-off AI collaboration prompts into long-running repository governance. · “把一次性的 AI | 19 | Codex, OpenCode | 1 | 4,589 tok |
| DocRoms/Kronn Self-hosted control plane for AI coding agents (Claude Code, Codex, Gemini, Ollama). Shar | 19 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Windsurf | 7 | 1,616 tok |
| safe-agentic-world/nomos Deny-wins policy hook for Claude Code and Codex. Checks every shell, file, and fetch call | 19 | Claude Code, Codex, OpenCode | 2 | 2,832 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 | 19 | Claude Code, Codex, OpenCode | 2 | 1,328 tok |
| dnlbox/ai-protocol Start with a concept, not a stack. A harness-agnostic protocol that scaffolds greenfield p | 19 | Codex, OpenCode | 1 | 1,370 tok |
| O0000-code/CC-Workshop A macOS desktop app for managing Claude Code configurations — Skills, MCP Servers, and CLA | 19 | Claude Code, Codex, OpenCode | 5 | 4,012 tok |
| botAGI/morpheus-ai WAKE.md for AI agents: compile project state so agents stop starting cold. | 19 | Codex, OpenCode | 1 | 694 tok |
| LunkiBR/ship-it A Claude Code skill that catches commonly-forgotten UX/product details before you ship a s | 19 | Codex, OpenCode | 1 | 1,343 tok |
| cloud-apim/otoroshi-llm-extension cloud-apim.github.io Connect, setup, secure and seamlessly manage LLM models using an Universal/OpenAI compatib | 19 | Codex, OpenCode | 1 | 932 tok |
| ssdeanx/secure-rag-multi-agent deanmachines.com Secure Retrieval-Augmented Generation (RAG) with role-based access control using Mastra AI | 19 | Codex, GitHub Copilot, OpenCode | 3 | 15,972 tok |
| chwoerz/reporelay chwoerz.github.io A self-hosted code context engine for MCP. | 19 | Claude Code, Codex, OpenCode | 2 | 2,403 tok |
| merijjeyn/drawpad Communication interface for AI Coding Agents based on excalidraw to go beyond chats. | 19 | Claude Code, Codex, OpenCode | 2 | 1,435 tok |
| Jason-hub-star/unityctl nuget.org Unity control plane for AI agents — 178 CLI commands, 12 MCP tools, headless CI/CD, undo r | 19 | Claude Code, Codex, OpenCode | 3 | 6,313 tok |
| bonginkan/fairy_tale fairytale.run Fable/Mythos-informed workflow augmentation for agent skills and plugins | 19 | Claude Code, Codex, OpenCode | 6 | 366 tok |
| snyk-labs/toxicskills-goof ToxicSkills - malicious agent skills in openclaw / clawhub / agent supply chain | 19 | Claude Code, Codex, Gemini CLI | 6 | — |
| marcelorodrigo/agent-skills Agents Skills | 19 | Codex, OpenCode | 1 | 962 tok |
| diyiwuyan/onebench Open-source, local-first personal workbench for everyday users. | 19 | Codex, OpenCode | 1 | 723 tok |
| lydakis/alloy alloy.fyi Python for logic. English for intelligence. | 19 | Codex, OpenCode | 1 | 2,397 tok |