3,542 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 agents7,510Claude Code6,601Data and AI3,691Backend and APIs3,489Languages3,402Planning3,208Git and workflow3,142Code review2,734Memory and context2,361Testing2,349DevOps and cloud2,296Research2,292Writing and docs2,291Frontend2,248Security2,004Productivity1,708
All Claude Code32,107 Codex23,261 OpenCode22,036 GitHub Copilot3,542 Gemini CLI1,912 Cursor1,737 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| popoloni/non_deterministic_sw_eng Companion repository for Non-Deterministic Software Engineering book by Enrico Papalini | 6 | GitHub Copilot | 3 | 782 tok |
| Masqiller/ARG-RESEARCHER-V4.1 | 6 | Codex, GitHub Copilot, OpenCode | 2 | 1,195 tok |
| rijuvashisht/Magneto landing-fsmpg96k6-rijuvashisht-1233s-projects.vercel.app The modern AI developer's platform - Build Applications bring any agent, any model, any sy | 6 | Claude Code, GitHub Copilot | 5 | 214 tok |
| ptonlix/beeweave 🐝 BeeWeave is an agent-native creation workbench that turns collected material, AI-assist | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 51 | 2,587 tok |
| kitariel/expo-mobile-template | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 4,161 tok |
| radif-ru/ai-multi-agent-system radif.ru A local multi-agent system running on self-hosted LLMs (Ollama). 3 channels (Telegram/cons | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 16 | 2,319 tok |
| php-opcua/laravel-opcua php-opcua.com OPC UA client integration for Laravel with Facade, named connections, and an optional pers | 6 | Claude Code, Codex, GitHub Copilot | 2 | 541 tok |
| kawaz/claude-plugin-jj Claude Code plugin for jj (Jujutsu VCS) | 6 | Claude Code, GitHub Copilot | 2 | 704 tok |
| shiiman/claude-code-plugins | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 4,554 tok |
| navapbc/digital-service-orchestra Workflow infrastructure plugin for Claude Code projects — TDD-driven sprint management, re | 6 | Claude Code, GitHub Copilot | 10 | 946 tok |
| nathanvale/side-quest-marketplace-old SideQuest - ADHD-friendly Claude Code plugins for developers who thrive on hyperfocus. Too | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 6,917 tok |
| hubblew/pim-cli pim.hubble.works pim: CLI to manage instructions and prompts for Claude Code, GitHub Copilot, Gemini CLI, a | 6 | GitHub Copilot | 1 | 3,719 tok |
| calsora/power-platform-github-copilot-kit Collection of agents and instructions etc as a starting point for working with the Power P | 6 | Codex, GitHub Copilot, OpenCode | 4 | 3,169 tok |
| tchinnin/powerplatform-vibecoding-samples This repository provides Samples project and Copilot Instruction for various type of profe | 6 | GitHub Copilot | 10 | 26,300 tok |
| lhhiep2204/apple-agent-builder-kit Apple-first Copilot agent builder kit for iOS, iPadOS, macOS, watchOS, tvOS, and visionOS | 6 | GitHub Copilot | 1 | 1,150 tok |
| ZephyrDeng/mcp-server-gitlab | 6 | GitHub Copilot | 1 | 1,840 tok |
| firasmj/Figma-MCP-Write-Bridge A Model Context Protocol (MCP) server that enables AI coding agents to manipulate Figma do | 6 | GitHub Copilot | 1 | 1,063 tok |
| phil65/mcp-server-llmling MCP (Model context protocol) server with LLMling backend | 6 | GitHub Copilot | 1 | 140 tok |
| sumithr/sumo-qa pypi.org MCP server that brings senior-QA discipline to AI coding assistants — test planning, TDD, | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,294 tok |
| theelderwand/tradestation-mcp | 6 | GitHub Copilot | 1 | 2,693 tok |
| Anselmoo/mcp-ai-agent-guidelines anselmoo.github.io A Model Context Protocol (MCP) server offering professional tools and templates for hierar | 6 | GitHub Copilot | 4 | 2,239 tok |
| DTeam-Top/mcp-oauth | 6 | GitHub Copilot | 1 | 3,443 tok |
| jellythomas/mcp-atlassian-with-bitbucket | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,240 tok |
| mako10k/mcp-shell-server Secure Model Context Protocol server for shell operations and terminal management | 6 | GitHub Copilot | 1 | 299 tok |
| kpeacocke/souschef kpeacocke.github.io AI-powered MCP server for Chef-to-Ansible migration & Ansible upgrades: 48 tools for cookb | 6 | GitHub Copilot | 1 | 5,853 tok |
| peterbud/nitro-mcp-server MCP (Model Context Protocol) server powered by Nitro | 6 | GitHub Copilot | 1 | 2,069 tok |
| danielscholl-osdu/osdu-mcp-server A MCP server that communicates to an OSDU Instance | 6 | Claude Code, GitHub Copilot | 6 | 1,918 tok |
| dvd90/chassis dvd90.github.io Lightweight, decorator-driven Express + TypeScript backend starter — clone, run, ship. AI- | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,829 tok |
| clouatre-labs/aptu-coder aptu-coder: MCP server for AST analysis, call graphs, and code structure (tree-sitter) | 6 | Codex, GitHub Copilot, OpenCode | 5 | 3,524 tok |
| Sounio-lang/sounio sounio.vercel.app Self-hosted systems + scientific programming language with epistemic types, uncertainty pr | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 12 | 15,060 tok |
| dynamitecircle/dc dynamitecircle.com The official Python client for the Dynamite Circle Member API — your own profile, trips, e | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 3,269 tok |
| dotnetpower/infomesh 🕸️ Fully decentralized P2P search engine for LLMs — no API key, no billing, forever free. | 6 | GitHub Copilot | 1 | 13,682 tok |
| Ducksss/LifeHack-2026 visa-woven.vercel.app Woven — an MCP commerce app for ChatGPT and Codex that builds compatible, in-stock carts a | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,009 tok |
| egarcia74/warp-sql-server-mcp egarcia74.github.io 🗄️ Model Context Protocol (MCP) server for SQL Server integration with Warp terminal. Exe | 6 | Codex, GitHub Copilot, OpenCode | 3 | 1,575 tok |
| arxdsilva/opencoverage Self-hosted coverage API + dashboard for ingesting CI reports and tracking coverage deltas | 6 | GitHub Copilot | 1 | 1,256 tok |
| mahimailabs/envoic mahimailabs.github.io Stay lean, Use envs responsible. More envs, injurious to your computer health | 6 | GitHub Copilot, Cursor | 3 | 745 tok |
| Hrithik-Gavankar/brainstack hrithik-gavankar.github.io Persistent context for AI coding assistants — personal (`engineer-brain`) and team (`team- | 6 | GitHub Copilot | 1 | 679 tok |
| omkhar/vulnerability-validation-skill | 6 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 3,231 tok |
| ANcpLua/ancplua-claude-plugins Marketplace of opinionated Claude Code Plugins | 6 | Claude Code, GitHub Copilot | 2 | 4,521 tok |
| mozilla/blender mozilla.github.io | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 319 tok |
| tamirdresher/squad-for-kids Squad for Kids — AI-powered personalized learning teams for children. | 6 | Claude Code, Codex, GitHub Copilot | 14 | 520 tok |
| dl4rce/flaiwheel MCP Docs Vector - Documentation vectorization and search via MCP | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,983 tok |
| SafetyMP/Autonomous-EHS-Management autonomous-ehs-management.vercel.app Self-hosted EHS console: incidents, CAPA, audits, and TRIR-style metrics in PostgreSQL. Op | 6 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 21 | 1,577 tok |
| suhaas/earnings-edge Multi-agent (LangGraph + Claude) app that turns an earnings call into a source-attributed | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 14,546 tok |
| MarimerLLC/csla-mcp An extensible MCP server for CSLA .NET syntax. | 6 | GitHub Copilot | 1 | 287 tok |
| intelligent-ears/pd-tools-mcp A Model Context Protocol (MCP) server that integrates [ProjectDiscovery](https://projectdi | 6 | GitHub Copilot | 1 | 130 tok |
| jpeslar1/john-peslar-ai-skills Free agent skills for business strategy, AI automation, lead generation, founder content, | 6 | Claude Code, GitHub Copilot | 1 | 276 tok |
| selfpatch/ros2_medkit_mcp selfpatch.github.io MCP server for ros2_medkit. Bridge LLM agents to the SOVD REST API for ROS 2 diagnostics a | 6 | GitHub Copilot | 1 | 1,582 tok |
| nushey/agents-md-generator Mcp server to create agents-md efficiently | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,335 tok |
| emersonjds/redbar Spec-driven test agents for every layer. Math finds what you changed that nothing tests; a | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,518 tok |