3,523 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 agents7,450Claude Code6,586Data and AI3,698Backend and APIs3,488Languages3,402Planning3,191Git and workflow3,129Code review2,728Memory and context2,353Testing2,330DevOps and cloud2,293Research2,288Writing and docs2,283Frontend2,242Security1,990Productivity1,704
All Claude Code32,053 Codex23,184 OpenCode21,956 GitHub Copilot3,523 Gemini CLI1,906 Cursor1,729 Windsurf98 Kiro64
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| u9401066/pubmed-search-mcp u9401066.github.io MCP SDK v2 server for PubMed and multi-source biomedical research, with resilient search, | 28 | Claude Code, Codex, GitHub Copilot, OpenCode | 45 | 8,398 tok |
| Rekin226/aquascope Open-source Python toolkit for water data, hydrology, and agricultural water management — | 28 | GitHub Copilot | 1 | 919 tok |
| mralaminahamed/wp-dev-skills WordPress plugin development skills for AI coding agents — Claude Code, Gemini CLI, Cursor | 27 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,376 tok |
| timothywarner-org/context-engineering techtrainertim.com 🧠 Stop building AI that forgets. Master MCP (Model Context Protocol) with production-read | 27 | Claude Code, GitHub Copilot | 10 | 4,823 tok |
| agent-next/agent-ready agent-ready.org Codebase readiness scoring for autonomous agents — measurable operability standards beyond | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,068 tok |
| manusa/ai-cli ai-cli lets you go from zero to AI-powered in seconds in a safe, automated and tailored wa | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,248 tok |
| itshare4u/AgentKnowledgeMCP | 27 | GitHub Copilot | 2 | 2,498 tok |
| nirholas/lyra-intel nirholas.github.io Lyra Intel is an intelligence platform designed to analyze repositories of any size - from | 27 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 807 tok |
| Fearvox/multica-ultimate-workbench Public multi-agent workbench skill pack for SDD, review gates, context discipline, VM lane | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 11,867 tok |
| dennisadriaans/openrun getopenrun.dev Schedule Claude Code, Codex, Grok and Gemini like cron jobs — on your machine, with no API | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 8,962 tok |
| labex-labs/labex-cheatsheets labex.io Cheatsheets for Programming Beginners | 27 | GitHub Copilot, Gemini CLI | 2 | 1,788 tok |
| Raftersecurity/rafter-cli rafter.so Multi-language CLI for Rafter — the security toolkit built for AI coding agents and the de | 27 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,033 tok |
| CoronaEngine/CoronaEngine | 27 | Claude Code, Codex, GitHub Copilot | 4 | 967 tok |
| timothywarner-org/ab900 techtrainertim.com AB-900 exam prep + AI study buddy | O'Reilly Live Learning course materials, distilled Mic | 26 | Claude Code, Codex, GitHub Copilot | 6 | 9,916 tok |
| nirholas/lyra-web3-playground lyra.works Free Solidity compiler & Web3 IDE with interactive tutorials. Learn blockchain development | 26 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 906 tok |
| vbarsoum1/llm-wiki-compiler Compile documents into a living Obsidian wiki. Any AI agent. Based on Karpathy's LLM Wiki | 26 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,209 tok |
| lossless-claude/lcm lossless-claude.com Lossless context management for Claude Code | 26 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 1,070 tok |
| SweetSophia/noosphere noosphere-memory.com A universal memory and wiki knowledge layer for AI agents — structured enough for automati | 26 | GitHub Copilot | 1 | 69 tok |
| tale-project/tale tale.dev The Orchestrator for AI Agents — Connect OpenClaw, Hermes Agent, Claude Code, Codex, Curso | 26 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,458 tok |
| numbersprotocol/capture-cam numbersprotocol.github.io A photo-sharing app with only verifiable photos and videos. | 26 | Claude Code, GitHub Copilot | 2 | 2,337 tok |
| cyberAlchemyAI/Arcanum A repository of Sigils: standardized modules for agentic intelligence and system automatio | 25 | Claude Code, Codex, GitHub Copilot, OpenCode | 70 | 527 tok |
| sgroy10/speclock sgroy10.github.io Action guardrails for AI coding agents — native Claude Code enforcement, MCP integrations, | 25 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 6,035 tok |
| MiguelElGallo/iparq iparq.dev Inspect Parquet metadata, encodings, compression, indexes, and Bloom filters locally | 25 | GitHub Copilot | 1 | 48 tok |
| salmanashraf/mobile-ai-agents play.google.com Mobile AI Skills, Agents and workflow to help you build mobile apps and games faster. A co | 25 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 6,914 tok |
| vlad-ryzhkov/AI-QA-workshop-feb19 youtu.be AI prompts, agents, and anti-patterns for QA — from specification audits to API test gener | 25 | Claude Code, Codex, GitHub Copilot, OpenCode | 21 | 2,657 tok |
| aktsmm/vscode-agent-skill-ninja VS Code Extension for searching, installing and managing Agent Skills (SKILL.md) for GitHu | 25 | Codex, GitHub Copilot, OpenCode | 4 | 8,000 tok |
| nirholas/lyra-registry nirholas.github.io Lyra Registry is a standalone API + MCP service that catalogs, scores, and serves metadata | 25 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 864 tok |
| michoelchaikin/awesome-netsuite-ai A curated list of awesome NetSuite AI resources, tools, articles, and community contributi | 25 | Codex, GitHub Copilot, OpenCode | 2 | 1,693 tok |
| luno/luno-mcp MCP Server for the Luno Cryptocurrency API | 25 | Claude Code, GitHub Copilot | 2 | 2,278 tok |
| dipseth/google_workspace_fastmcp2 FastMCP2 server for Google Drive uploads with Qdrant-powered semantic search | 25 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 5,766 tok |
| CrowdStrike/foundry-skills crowdstrike.com AI coding assistant skills for building CrowdStrike Falcon Foundry apps: scaffolding, depl | 25 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 2,873 tok |
| PetePeter/helm | 25 | Claude Code, GitHub Copilot | 2 | 8,903 tok |
| microsoft/openclaw-dev An OpenClaw agent hosted in the cloud for development, testing and single tenant use cases | 25 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,635 tok |
| Brad-Edwards/aptl SOC-in-a-Box for AI purple teaming | 25 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 1,469 tok |
| DUBSOpenHub/dark-factory dubsopenhub.github.io 🏭 Agentic dark factory for AI building with sealed-envelope testing | 25 | Codex, GitHub Copilot, OpenCode | 2 | 2,297 tok |
| vscarpenter/gsd-task-manager gsd.vinny.dev Stop juggling, start finishing. GSD Task Manager makes it easy to sort your to-dos into wh | 25 | Claude Code, Codex, GitHub Copilot, OpenCode | 39 | 6,636 tok |
| eiriksgata/wc3-map-ts-template Warcraft III 1.27a TypeScript development template. Users are expected to have general tec | 25 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 8 | 7,789 tok |
| putervision/WebCrypt putervision.github.io Zero-dependency Web Crypto suite & Model Context Protocol (MCP) server for AES-256-GCM, RS | 24 | Claude Code, Codex, GitHub Copilot | 6 | 4,928 tok |
| exmergo/dex exmergo.com Dex is the agent-native analytics engineering toolkit. Point it at your warehouse and your | 24 | Codex, GitHub Copilot, OpenCode | 2 | 15,031 tok |
| ai4curation/ai-gene-review ai4curation.github.io Demonstration of AI review of existing functional annotations | 24 | Claude Code, Codex, GitHub Copilot, OpenCode | 22 | 6,891 tok |
| thangchung/agent-engineering-experiment Agent Engineering experiment, practices, codes, specs... | 24 | Claude Code, GitHub Copilot | 4 | 5,555 tok |
| nirholas/openbare openbare.xyz Decentralized web proxy network designed for censorship resistance, high availability. Dep | 24 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 854 tok |
| idoforgod/Vibe-learning-AgenticWorkflow Socratic AI Tutor Builder — 21-step agentic workflow for personalized education system | 24 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 72 | 39,766 tok |
| ai4curation/curation-skills Claude skills for a variety of curation and knowledge-based tasks. We currently have 3 ski | 24 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 101 tok |
| aixier/AI_Terminal 🚀 Claude Code API | CLI to API Platform | Transform Claude CLI, Gemini CLI, Cursor CLI in | 24 | GitHub Copilot | 1 | 3,461 tok |
| streamnative/streamnative-mcp-server Developer-friendly MCP server bridging Kafka and Pulsar protocols—built with ❤️ by StreamN | 24 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,643 tok |
| DimonSmart/NugetMcpServer .NET MCP server that gives LLMs real NuGet API metadata to reduce hallucinations | 24 | GitHub Copilot | 1 | 348 tok |
| marcusrbrown/systematic fro.bot Compound-engineering loops for OpenCode, Pi, and Claude Code | 24 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,713 tok |
| nirholas/plugin.delivery plugin.delivery AI plugin marketplace. SDK, gateway & developer tools for building function-calling plugin | 24 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 806 tok |
| nirholas/ethereum-wallet-toolkit Python toolkit for Ethereum wallets: CLI tools + Model Context Protocol (MCP) servers for | 24 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 791 tok |