22,198 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 agents7,609Claude Code6,644Data and AI3,677Backend and APIs3,502Languages3,403Planning3,220Git and workflow3,193Code review2,743Testing2,377Memory and context2,363DevOps and cloud2,314Writing and docs2,311Research2,293Frontend2,259Security2,022Productivity1,721
All Claude Code32,006 Codex23,251 OpenCode22,198 GitHub Copilot3,552 Gemini CLI1,917 Cursor1,737 Windsurf138 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nicholaspsmith/Glancey MCP plugin for semantic code search - gives AI coding agents deep context from your entire | 1 | Claude Code, Codex, OpenCode | 4 | 764 tok |
| nonsleepr/claude-chrome-mcp nonsleepr.github.io MCP server for browser automation via the Claude Chrome Extension (https://claude.com/chro | 1 | Codex, OpenCode | 1 | 2,000 tok |
| zeropsio/zcp | 1 | Claude Code, Codex, OpenCode | 17 | 6,407 tok |
| rlemaigre/docpack Bundles documents into a knowledge base queryable using CLI, TS or MCP. | 1 | Codex, OpenCode | 1 | 1,143 tok |
| cyberglitchlabs/booklore-mcp | 1 | OpenCode | 10 | — |
| hughmadden/MeuralMCP | 1 | Codex, OpenCode | 1 | 115 tok |
| 0xABADBABE-ops/browser-jet-pilot browser-jet-docs.awhisper.org Self-hosted MCP server for AI browser automation. Drop-in @browserbasehq/mcp alternative. | 1 | Codex, OpenCode | 1 | 1,238 tok |
| OzTamir/mcplexer A tiny MCP proxy for running multiple labeled instances of the same MCP | 1 | Claude Code, Codex, OpenCode | 2 | 732 tok |
| zhyx12/projtool Python package + Claude Code MCP server for running ML experiments across a local dev mach | 1 | Claude Code, Codex, OpenCode | 2 | 5,991 tok |
| Joncallim/pdf-inline-image-rag-mcp MCP server for searchable PDF text databases with inline image extraction and exact image | 1 | Codex, OpenCode | 1 | 551 tok |
| takuyaw-w/a5sql-mcp | 1 | Claude Code, Codex, OpenCode | 4 | 5,003 tok |
| artificemachine/obsidian-semantic-mcp MCP server for Obsidian with semantic search, vector embeddings via pgvector, and Claude C | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,743 tok |
| md-riaz/google-seo-mcp md-riaz.github.io | 1 | Claude Code, Codex, OpenCode | 3 | 934 tok |
| aancw/sanban Simple kanban that just works. No bloat, no login, no SaaS. JSON-backed boards with a REST | 1 | Codex, OpenCode | 1 | 1,583 tok |
| sorryorc/mythos-mcp npmjs.com Deterministic verification gate for Codex / Claude Code. 19 tools, zero LLM and zero netwo | 1 | Codex, OpenCode | 1 | 189 tok |
| The-Syntax-Slayer/browser-mcp Browser automation + bookmark management over FastMCP 3.2. Playwright-powered: Chrome, Fir | 1 | Claude Code, Codex, OpenCode | 2 | 402 tok |
| sugukurukabe/ssw-workforce-intel-mcp MCP server for Specified Skilled Worker (SSW) workforce intelligence in Japan, powered by | 1 | Codex, OpenCode | 1 | 474 tok |
| romaco-labs/romaco-mcp | 1 | Codex, OpenCode | 1 | 679 tok |
| RoxyAPI/claude-plugin Claude Code plugin and marketplace for RoxyAPI: the multi domain spiritual intelligence AP | 1 | Claude Code, Codex, OpenCode | 1 | 457 tok |
| CorvidLabs/agent-3md corvidlabs.xyz 🗃️ Your whole agent in one file. A 3md document where plane 0 is the agent and every othe | 1 | Claude Code, Codex, Cursor, OpenCode | 7 | 499 tok |
| bblrlo/pdns-mcp-server PowerDNS MCP server | 1 | Codex, OpenCode | 1 | 898 tok |
| Hanzhi0807/document-buddy Serverless MCP toolkit for Feishu/Lark project memory: turn docs, wiki pages, chats, meeti | 1 | Codex, OpenCode | 1 | 295 tok |
| datarian/mcp-coco A context engine implemented through cocoindex with a minimal MCP server in front. | 1 | Claude Code, Codex, OpenCode | 6 | 169 tok |
| Xingwen37/instrument_mcp | 1 | Codex, OpenCode | 1 | 2,827 tok |
| yxb123456cy/mcp-server-dev-test mcp-server-dev-test.vercel.app An attempt to develop an MCP Server based on @modelcontextprotocol/sdk and deploy it to pl | 1 | Codex, OpenCode | 1 | 417 tok |
| Xayan/ast-outline-mcp MCP server for ast-outline — a tree-sitter-based CLI that lets AI coding agents pull exact | 1 | Codex, OpenCode | 1 | 679 tok |
| krondor-corp/libre-mcp stdio MCP server for controlling LibreOffice (Writer & Calc) over UNO — macOS & Linux | 1 | Claude Code, Codex, OpenCode | 3 | 1,613 tok |
| mauro3422/bridgeWEB-MCP | 1 | Codex, OpenCode | 1 | 3,017 tok |
| whmathews15/notebooklm-mcp-cli | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 7,036 tok |
| Terry-Wang-Lynx/cc-in-codex Local MCP server that lets Codex use Claude Code as a persistent SDK/TUI companion. | 1 | Claude Code, Codex, OpenCode | 2 | 313 tok |
| wolverin0/wezbridge Zero-dependency MCP server to orchestrate a swarm of Claude Code / Codex sessions across W | 1 | Claude Code, Codex, OpenCode | 2 | 3,855 tok |
| amxv/agentbox agentbox.ashray.xyz shared message board for agents and humans - remote mcp, cli, web, raycast | 1 | Codex, OpenCode | 2 | 1,111 tok |
| kennyberg/socialmemory-mcp Local MCP connector for socialmemory X likes and bookmarks. | 1 | Codex, OpenCode | 1 | 135 tok |
| jryom/agentsmd-memory Zero-dependency MCP server: self-updating project memory in AGENTS.md, diff-reviewable | 1 | Codex, OpenCode | 1 | 358 tok |
| Mr-M-tastic/Power-Automate-MCP Free, open MCP server to edit Power Automate cloud flows live from GitHub Copilot, Codex, | 1 | Claude Code, Codex, OpenCode | 2 | 979 tok |
| skulidropek/figma-tunnel Figma <-> MCP bridge over WebSocket + Cloudflare tunnel: control/export Figma from any MCP | 1 | Codex, OpenCode | 1 | 372 tok |
| MSNP1381/mcp-notes-tools | 1 | Codex, OpenCode | 1 | 2,219 tok |
| Vladev0/agentboard Local kanban task board for humans and AI coding agents, backed by a markdown vault | 1 | Codex, OpenCode | 1 | 4,236 tok |
| yukincom/rakuten-pantry-mcp A modified version of mrslbt/rakuten-mcp for Ichiba only. Calculates unit prices from prod | 1 | Codex, OpenCode | 1 | 302 tok |
| ashishpatill/tell-proof Tell reads your rendered UI, names what makes it look AI-generated, and helps you art-dire | 1 | Claude Code, Codex, Cursor, OpenCode | 61 | 1,825 tok |
| nobulart/octane-mcp Octane MCP for Hermes | 1 | Codex, OpenCode | 1 | 2,000 tok |
| enihcam/opencode-webmcp MCP server bridge — exposes Chromium WebMCP tools (document.modelContext) as MCP tools. Wo | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,935 tok |
| LooseWireDev/mealforge AI-planned weekly meals, self-hosted. Plan in chat with any MCP-capable agent — get recipe | 1 | Claude Code, Codex, OpenCode | 6 | 1,406 tok |
| dw18031988/ds_mcp_server ds-mcp-server-theta.vercel.app | 1 | Codex, OpenCode | 1 | 298 tok |
| RZFL/agentops-mcp Local-first MCP safety agent for AI coding workflows with checkpoints and rollback. | 1 | Codex, OpenCode | 1 | 271 tok |
| bamboovfx/houdini-mcp-codex Rock Codex Houdini MCP setup and Windows installer | 1 | Codex, OpenCode | 1 | 1,704 tok |
| khou/showrunner Realtime director/member coordination for coding-agent sessions (Claude Code + Cursor, loc | 1 | Codex, OpenCode | 1 | 305 tok |
| andre-motta/claude-fleet-monitor Fleet monitoring for Claude Code sessions - TUI dashboard, MCP server, and terminal focus | 1 | Claude Code, Codex, OpenCode | 2 | 2,103 tok |
| mlmil/Ableton-Live-MCP-ULTRA-v2 This is the active Ableton MCP v2 workspace: the upstream bschoepke/ableton-live-mcp found | 1 | Claude Code, Codex, OpenCode | 2 | 12,262 tok |
| sandyup/comfyui-mcp comfyui-mcp | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,059 tok |