43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mmgeorge/docs-mcp MCP server using the crates.io API and docs.rs published rustdoc JSON | 4 | Claude Code, Codex, OpenCode | 2 | 2,194 tok |
| Phoenixrr2113/agntk phoenixrr2113.github.io A modular AI agent framework built on Vercel AI SDK. Zero-config agents with real tools, d | 4 | Claude Code | 1 | 1,796 tok |
| SuLG-ik/kmp-api-lookup-mcp Fast MCP server for Kotlin/Native Apple API lookup with local klib indexing, compact symbo | 4 | GitHub Copilot | 1 | 254 tok |
| adamoutler/joplin-server-vector-memory An MCP search and memory system for Joplin Notes | 4 | Claude Code, Gemini CLI | 4 | 489 tok |
| schlpbch/aareguru-mcp MCP server for the temperature & weather for beautiful Aare | 4 | Claude Code | 1 | 4,347 tok |
| pouyanafisi/gmail-mcp Gmail MCP Server - Email management for AI assistants. Send, search, organize emails with | 4 | Claude Code, Gemini CLI | 2 | 3,567 tok |
| than/secure-api-mcp MCP server that lets Claude Code use secrets without seeing them. | 4 | Claude Code | 1 | 1,658 tok |
| tsunamayo7/helix-pilot GUI automation MCP server powered by local Vision LLM (Ollama). Control your Windows deskt | 4 | Claude Code, Codex, OpenCode | 2 | 1,171 tok |
| jpotter80/mcp A framework for building self-contained, searchable MCP servers from technical documentati | 4 | GitHub Copilot | 1 | 1,173 tok |
| ambiental-media/jor-mcp jormcp.ambiental.media MCP server for newsrooms, developed by Ambiental Media. / Servidor MCP para redações, de | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,515 tok |
| pickleshell/pickleshell PickleShell ChatGPT Plugin - Interactive sessions with your local AI agent from ChatGPT | 4 | Codex, OpenCode | 1 | 2,628 tok |
| VitexSoftware/mcp-server-webdriver MCP Server for browser automation via Selenium WebDriver + geckodriver (Firefox) | 4 | Codex, OpenCode | 1 | 1,494 tok |
| fastman/mcp-kaneo MCP server for Kaneo API enabling AI assistants to manage tasks, projects, labels, and com | 4 | Claude Code, OpenCode | 18 | — |
| j2h4u/enji-guard-cli guard.enji.ai CLI/MCP agent surface for Enji Guard | 4 | Codex, OpenCode | 1 | 843 tok |
| nielspeter/sonarlint-mcp-server A Model Context Protocol (MCP) server that brings enterprise-grade code analysis to Claude | 4 | Claude Code | 1 | 914 tok |
| mean-weasel/bullhorn bullhorn.to Agent-first social media scheduler that works from your IDE via MCP. Not an auto-poster or | 4 | Claude Code | 17 | 5,938 tok |
| harsh5i/flux-memory Self-organizing retrieval fabric for AI memory — deployable MCP server, REST API, and Pyth | 4 | Claude Code | 1 | 682 tok |
| Coding-Dev-Tools/configdrift coding-dev-tools.github.io Detect configuration drift across environments before it causes incidents | 4 | Codex, OpenCode | 1 | 345 tok |
| fabianoomura/MCP-Server-Totvs-Moda pypi.org MCP Server para API V2 do TOTVS Moda — integre Claude e outros clientes MCP ao seu ERP de | 4 | Claude Code, Codex, OpenCode | 2 | 2,528 tok |
| AndyForest/SoupNet soup.net Your taste and judgment, in every AI agent you use. Shared, append-only memory of a human' | 4 | Claude Code | 4 | 5,990 tok |
| enthouan/trello-mcp trello-mcp.com Self-hostable MCP server for Trello, built for LLM clients and local workflows. | 4 | Codex, OpenCode | 3 | 3,378 tok |
| RutvikPansare/Reqly API testing for AI agents. From codebase to CI in one agent session. | 4 | Claude Code, GitHub Copilot, Gemini CLI | 3 | 9,204 tok |
| AppsYogi-com/gsc-mcp-server Google Search Console MCP Server - Connect Google Search Console to Claude, Cursor, and ot | 4 | GitHub Copilot | 1 | 820 tok |
| Nobrega-Medtech/nobra_calculator nobregamedtech.com Medical Scores Calculator API For LLMs | 4 | Claude Code | 1 | 7,067 tok |
| philipyaz/cos philipyaz.github.io Cos — your chief of staff | 4 | Claude Code | 18 | 3,441 tok |
| sh-patterson/fec-mcp-server MCP server for querying FEC campaign finance data - search candidates, track donations, an | 4 | Claude Code | 1 | 1,027 tok |
| sairaph/interactive-terminal-mcp 7-tool terminal MCP server in Go - persistent shell sessions AI agents can type into and r | 4 | Codex, OpenCode | 1 | 582 tok |
| eviltik/docker-tui A Text User Interface (TUI) for managing Docker containers and view realtime logs, embed a | 4 | Claude Code | 1 | 3,118 tok |
| Manabu-GT/android-mock-location-mcp MCP server for controlling Android emulator GPS location during development/testing | 4 | Claude Code | 1 | 601 tok |
| Bogzx/LearnLoop learnloop-gules.vercel.app A team-wide prompting coach. Scores every prompt sent through Claude Code, Claude.ai, VS C | 4 | GitHub Copilot | 1 | 1,767 tok |
| azank1/cdv Conservative Dual-Verify — judging AI agent work with a deterministic floor + LLM critic ( | 4 | GitHub Copilot | 1 | 353 tok |
| sandraschi/jellyfin-mcp Jellyfin library automation via FastMCP — self-hosted media agent bridge. For Cursor / Cla | 4 | Claude Code, Codex, OpenCode | 2 | 448 tok |
| liamparker17/architect-tool The browser layer for any AI agent - drives your real logged-in Chrome, learns workflows b | 4 | Claude Code, Codex, OpenCode | 3 | 4,508 tok |
| eclipsesource/review-guard MCP Server to safely create and modify Github pending review comments. Optionally allows a | 4 | Claude Code, Codex, OpenCode | 2 | 1,859 tok |
| shuji-bonji/w3c-mcp npmjs.com MCP Server for accessing W3C/WHATWG/IETF web specifications. Provides AI assistants with a | 4 | Claude Code | 1 | 851 tok |
| leandre755/gui_agent Lightweight, ultra-fast FastMCP server for Computer Use & GUI automation on Linux and Wind | 4 | Claude Code, Codex, OpenCode | 2 | 4,367 tok |
| AndreaBozzo/gitnodes A Git-native knowledge graph for engineering teams and AI agents. | 4 | Claude Code, Codex, OpenCode | 3 | 1,610 tok |
| Wolfe-Jam/faf-one-svelte-new faf.one Official website for .faf — faf.one. SvelteKit, auto-deploys on push | 4 | Claude Code, Codex, OpenCode | 2 | 5,093 tok |
| sgaunet/gitlab-mcp A Model Context Protocol (MCP) server that provides GitLab integration tools for Claude Co | 4 | Claude Code | 1 | 5,221 tok |
| KyaniteLabs/DialectOS kyanitelabs.github.io Spanish dialect localization MCP server and CLI. Translate across 25 regional variants wit | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 5,173 tok |
| shaul1991/localmind 🧠 A local second brain that helps my AI remember “me” — a personal memory layer that reco | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,953 tok |
| techgangboss/agentstore agentstore.tools Open-source marketplace for Claude Code plugins. Publish in 2 HTTP requests, earn 80% in U | 4 | Claude Code | 1 | 1,278 tok |
| shno-labs/mem-forge Self-evolving, evidence-based memory layer for coding agents and development teams. | 4 | Claude Code, Codex, OpenCode | 2 | 2,555 tok |
| symphos-ai/orcho-mcp docs.orcho.dev MCP control surface for Orcho's durable AI software delivery lifecycle | 4 | Claude Code, Codex, OpenCode | 3 | 1,303 tok |
| zuhabul/Fetchium fetchium.com Rust-native universal retrieval layer for humans and AI agents — search, extract, rank, an | 4 | Claude Code, Codex, OpenCode | 4 | 4,956 tok |
| KPO-Tech/seshat seshat-ai.com Open-source Go agent runtime for autonomous AI systems and multi-agent automation. MCP, RA | 4 | Codex, OpenCode | 1 | 1,425 tok |
| Humiris/wwa-transform WWA Transform — Turn any website into an AI-powered agentfront. Claude Code plugin + Codex | 4 | Codex, OpenCode | 1 | 252 tok |
| hkopenai/hk-transportation-mcp-server This is an MCP server that provides access to transportation related data in Hong Kong thr | 4 | Gemini CLI | 1 | 108 tok |
| DevNexsler/RAG-In-A-Box RAG pipeline for documents (Markdown, PDF, images). 10-step hybrid search, LLM enrichment, | 4 | Claude Code, Codex, OpenCode | 2 | 2,133 tok |
| Qbandev/infura-mcp-server Infura MCP server! This project provides a ready-to-use Model Context Protocol (MCP) serve | 4 | Codex, OpenCode | 1 | 4,814 tok |