43,761 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731
All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| 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 |
| Daniil-Sokolskiy/mnemex Your second brain, curated by an LLM. Books in, structured wiki out — an MCP toolkit for C | 1 | Claude Code | 1 | 496 tok |
| NeverEndingCode/salesforce-mcp Yet another Salesforce MCP server. This requires the Salesforce CLI installed. | 1 | Claude Code | 1 | — |
| 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 |
| Dudoxx/dudoxx-ai-terminal Shared multi-terminal bridge — one tmux session, human (web) + AI agent (MCP) attached sim | 1 | Claude Code | 4 | 1,002 tok |
| AceDataCloud/OpenAIMCP MCP server for OpenAI API (chat, image, embeddings) via Ace Data Cloud. | 1 | Claude Code | 1 | 349 tok |
| kanjidoc/missive-mcp MCP server exposing the Missive REST API (36 tools) to Claude Desktop & Claude Code: read/ | 1 | Claude Code | 1 | 2,567 tok |
| zm1990s/vibe-coding-scm-mcp-server | 1 | Claude Code | 1 | 910 tok |
| MCPAQL/makerperks-adapter Native MCP-AQL adapter over the MakerPerks builder-perks directory | 1 | Claude Code | 1 | 790 tok |
| heptafox/mcp-sandbox | 1 | Claude Code | 1 | 890 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 |
| ElxMaj/marrow marrow-six.vercel.app The product context layer for coding agents | 1 | Claude Code | 1 | 564 tok |
| Marcelle-Labs/never-ask-twice Enterprise Support MemoryAgent on Qwen Cloud that remembers customer context across sessio | 1 | Claude Code, Codex | 1 | — |
| 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 |
| AyeJK/eidola-runtime eidola.app AI Personality Runtime — portable persona system with reactive avatars. | 1 | Claude Code | 1 | 28 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 |
| Ameya-Deshmukh26/congressional-trade-signals Auditable pipeline that turns public congressional STOCK Act disclosures into market-adjus | 1 | Claude Code | 3 | — |
| 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 |
| juliangay/realreel AI agent that generates ICP-targeted product marketing videos with a self-improving loop o | 1 | Claude Code | 1 | 78 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 |
| VelkyVenik/garmin-mcp-gateway Multi-user OAuth 2.1 gateway that connects Garmin Connect to Claude by wrapping the garmin | 1 | Claude Code | 1 | 1,876 tok |
| Vinayreddy18/MCP_for_Windows | 1 | Claude Code | 2 | 1,296 tok |
| vorionsys/aurais-mcp-bots 5 Aurais MCP servers (journal, market scout, meeting distiller, research reader, writing e | 1 | Claude Code | 1 | 636 tok |
| sheriff-stuff/vscode-integrated-browser-agent-connect VS Code extension exposing the integrated browser to agents (Claude Code, scripts, curl) v | 1 | Claude Code | 1 | 1,842 tok |
| ksturgeon-td/tdrest-mcp | 1 | Claude Code | 2 | 2,123 tok |
| kennyberg/socialmemory-mcp Local MCP connector for socialmemory X likes and bookmarks. | 1 | Codex, OpenCode | 1 | 135 tok |
| CedricConday/centrapay-mcp npmjs.com MCP server for the Centrapay payments API (NZ) — payment requests, sandbox settlement, ref | 1 | Claude Code | 1 | 615 tok |
| wpz666hhh/word-mcp-server Enables Claude Agent to control Microsoft Word visibly in real time through COM automation | 1 | Claude Code | 1 | 1,702 tok |
| CedricConday/xe-mcp MCP server for the Xe Currency Data API — FX rates, conversion, volatility, moving average | 1 | Claude Code | 2 | 672 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 |
| stemcreations/ghost-mcp | 1 | Claude Code | 1 | 1,019 tok |
| Play-New/civic-superagents Commons di skill AI civici + data lake open data pubblici italiani, comune-keyed, con MCP. | 1 | Claude Code | 1 | 5,965 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 |
| krishddd/social_dive Social Dive 🤿 — Agentic internet-access layer. Read and search 16+ internet sources (arXi | 1 | Claude Code | 1 | 521 tok |