23,222 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 |
|---|---|---|---|---|
| a-wiseguy/invoiceninja-mcp if the invoice i sent is too high, blame claude. | 1 | Codex, OpenCode | 1 | 1,402 tok |
| eficode/mcp-agileday MCP server for agileday | 1 | Codex, OpenCode | 1 | 1,028 tok |
| sandraschi/observability-mcp FastMCP 3.2 observability server for monitoring MCP ecosystems with OTel and Grafana | 1 | Claude Code, Codex, Cursor, OpenCode | 4 | 516 tok |
| waynebaby/MCPTokenBridge | 1 | Codex, GitHub Copilot, OpenCode | 2 | 1,318 tok |
| jscraik/mKit MCP Server Boilerplate for Cloudflare Workers | 1 | Claude Code, Codex, OpenCode | 2 | 633 tok |
| adrianmikula/JakartaMigrationMCP | 1 | Codex, Cursor, OpenCode | 4 | 4,267 tok |
| creative-koalas/kmux Block-oriented terminal MCP server, tailored for AI/LLMs | 1 | Codex, OpenCode | 1 | 47 tok |
| jorben/mcp-server A unified MCP (Model Context Protocol) server with pluggable tools. | 1 | Codex, OpenCode | 1 | 1,085 tok |
| antonio-mello-ai/mcp-slack MCP server for slack | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 354 tok |
| kvas-it/mcp-ltm Long term memory for Claude Code and other LLM tools | 1 | Claude Code, Codex, OpenCode | 2 | 759 tok |
| cvsloane/mainwp-mcp | 1 | Claude Code, Codex, OpenCode | 2 | 245 tok |
| aferreiraguido/python-mcp-server MCP Server For Deterministic PYTHON Analysis | 1 | Codex, OpenCode | 1 | 820 tok |
| mrorigo/simple-memory-mcp Personal memory MCP server backed by SQLite FTS5 BM25 search with temporal reranking. | 1 | Codex, OpenCode | 1 | 808 tok |
| alDuncanson/gcal-mcp pypi.org Google Calendar MCP server | 1 | Codex, OpenCode | 1 | 265 tok |
| quartz-labs-dev/pabal-resource-mcp npmjs.com MCP server for bidirectional conversion between ASO and web SEO data. | 1 | Codex, OpenCode | 1 | 655 tok |
| chenqi146/torna-mcp | 1 | Codex, OpenCode | 1 | 1,637 tok |
| rmstxrx/maestro-mcp Multi-host machine fleet + AI agent orchestra MCP server | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 4,715 tok |
| cosmocoder/mcp-web-docs Self-hosted MCP server to index and search any documentation site—public or private | 1 | Claude Code, Codex, Cursor, OpenCode | 3 | 6,381 tok |
| DemandSphereDev/demandsphere-mcp MCP server for the DemandSphere platform | 1 | Claude Code, Codex, OpenCode | 2 | 1,087 tok |
| datagen24/World-Anvil-MCP MCP service using the Boramir world Anvil API | 1 | Claude Code, Codex, OpenCode | 2 | 4,886 tok |
| serenichron/mcp-cloudron MCP server for Cloudron instance management | 1 | Codex, OpenCode | 1 | 2,644 tok |
| bcharleson/zoom-agent-cli npmjs.com CLI and MCP server for the Zoom API — built for humans and AI agents | 1 | Claude Code, Codex, OpenCode | 2 | 3,418 tok |
| wirnat/gibrun MCP for End to End golang testing with DAP debugger, CURL, and PGSQL | 1 | Codex, OpenCode | 1 | 795 tok |
| FrontMage/screenshot_mcp macOS screenshot/recording MCP server with a Swift capture CLI and Node MCP wrapper | 1 | Codex, OpenCode | 1 | 346 tok |
| OmelchMichael/mcp_agent_mail | 1 | Codex, OpenCode | 1 | 6,596 tok |
| FactrueSolin/image-edit-rmcp Align with the image editing function of OpenAI Web: Provide an MCP (Model Context Protoco | 1 | Codex, OpenCode | 1 | 29 tok |
| kunobi-ninja/mcp MCP server for Kunobi — Kubernetes management from AI assistants | 1 | Claude Code, Codex, OpenCode | 2 | 137 tok |
| dpunj/tldraw-mcp Let Claude draw on a tldraw canvas | 1 | Codex, OpenCode | 1 | 336 tok |
| coreline-ai/antigravity_glm_mcp Gemini/Antigravity ↔ GLM-4.5 bridge MCP server and coding automation tools | MCP bridge an | 1 | Codex, OpenCode | 1 | 926 tok |
| starlink-awaken/SocialGuessSkills A social reasoning system—a social system modeling MCP server for multi-Agent collaboratio | 1 | Codex, OpenCode | 1 | 1,089 tok |
| pexcard/mcp npmjs.com Official MCP server for PEX | 1 | Codex, OpenCode | 1 | 1,629 tok |
| Stonewater-Digital/snowdrop-mcp Snowdrop public MCP server — 1,500+ skills for the community | 1 | Codex, OpenCode | 1 | 1,010 tok |
| hetpatel-11/supermemory-mcp Supermemory Graph with any MCP client - ChatGPT, claude, etc | 1 | Claude Code, Codex | 3 | — |
| Marcus-Rug-Intel/rug-munch-mcp MCP server for Marcus Rug Intel — 19 tools for crypto token risk analysis, rug pull detect | 1 | Claude Code, Codex, OpenCode | 8 | 2,244 tok |
| ruifung/mcp-cm-bridge CodeMode MCP Bridge - Bridge your MCP servers using Code Mode! | 1 | Codex, OpenCode | 1 | 98 tok |
| diaz3618/memory-bank-mcp npmjs.com Memory Bank MCP Server with Remote SSH support and more | 1 | Claude Code, Codex, GitHub Copilot | 2 | 1,350 tok |
| frstlvl/obsidian-mcp-server | 1 | Codex, GitHub Copilot, OpenCode | 2 | 9,464 tok |
| mhoshdev/prompt-store-mcp Simple local prompt store MCP for LLM enabled applications. | 1 | Codex, OpenCode | 1 | 197 tok |
| nazroll/wzrdbrain-mcp MCP server for generating inline skating wizard style combos. | 1 | Codex, OpenCode | 1 | 465 tok |
| adibirzu/mcp_oci_opsi | 1 | Codex, OpenCode | 1 | 788 tok |
| Vasudev-Das/we_hack_for_fun_EXE AI-powered Active Directory attack simulation and MITRE ATT&CK analysis platform built wit | 1 | Claude Code, Codex | 5 | — |
| resq-software/pypi pypi.org Python packages for the ResQ disaster response platform: resq-mcp (FastMCP server connecti | 1 | Claude Code, Codex, OpenCode | 2 | 1,191 tok |
| IcedVodka/rag_mcp rag_mcp | 1 | Claude Code, Codex | 9 | — |
| Lucineer/LOG-mcp LOG Model Context Protocol — MCP server for the LOG.ai platform | 1 | Codex, OpenCode | 1 | 749 tok |
| brunofin/openproject-mcp A Model Context Protocol (MCP) server that enables AI agents to interact with OpenProject' | 1 | Codex, OpenCode | 1 | 1,046 tok |
| jeanbispo/tududi-mcp tududi.com MCP server for Tududi. | 1 | Claude Code, Codex, OpenCode | 2 | 777 tok |
| molicherry/kimicode-search kimisearch MCP | 1 | Codex, OpenCode | 1 | 1,376 tok |
| varunajaytawde28-design/smm-sync Persistent decision memory and contradiction prevention for AI coding agents. MCP server + | 1 | Claude Code, Codex, Cursor, OpenCode | 6 | 1,329 tok |
| wave-av/mcp-server docs.wave.online WAVE MCP Server — 18 tools exposing the WAVE streaming APIs to Claude Code, Cursor and Win | 1 | Codex, OpenCode | 1 | 521 tok |
| andrewkorot/mcp-server-unreal-engine A comprehensive MCP server that enables AI assistants to control Unreal Engine through the | 1 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 3,121 tok |