22,224 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 agents7,622Claude Code6,647Data and AI3,678Backend and APIs3,504Languages3,404Planning3,218Git and workflow3,203Code review2,744Testing2,378Memory and context2,367Writing and docs2,318DevOps and cloud2,312Research2,291Frontend2,259Security2,027Productivity1,717
All Claude Code32,008 Codex23,279 OpenCode22,224 GitHub Copilot3,555 Gemini CLI1,920 Cursor1,736 Windsurf139 Kiro81
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| nvlang/verso-mcp MCP server to read Verso-generated documentation sites (e.g., the Lean Language Reference) | 1 | Codex, OpenCode | 1 | 2,795 tok |
| oabolade/figma_mcp_server_actor An MCP that enables AI assistants to interact programmatically with Figma designs | 1 | Codex, OpenCode | 1 | 2,407 tok |
| nublson/purl purl.nublson.com AI read-it-later & personal knowledge base | 1 | Claude Code, Codex, OpenCode | 2 | 3,945 tok |
| oneill9/tfl-mcp-server oneill9.github.io MCP server exposing live London transport data (TfL API) to AI assistants | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 2,517 tok |
| razvangirgiz/wazap WhatsApp for your AI agent. MCP server over Baileys: pairing-code login, 22 tools, 5 agent | 1 | Codex, OpenCode | 1 | 2,690 tok |
| singleflo/odoo-assistant-mcp | 1 | Claude Code, Codex, OpenCode | 6 | 2,070 tok |
| underpass-ai/kmp underpassai.com KMP (Kernel Memory Protocol) — temporal, multidimensional, auditable AI agent memory. | 1 | Codex, OpenCode | 1 | 733 tok |
| xiaojiou176-open/agent-export xiaojiou176-open.github.io Archive and governance workbench for AI agent transcripts, archive shells, and evidence ro | 1 | Claude Code, Codex, OpenCode | 2 | 4,544 tok |
| xiaojiou176-open/notebackup xiaojiou176-open.github.io Apple Notes backup control room for macOS with AI diagnostics, a token-gated Local Web API | 1 | Codex, OpenCode | 1 | 1,209 tok |
| xiaojiou176-open/dealwatcher xiaojiou176-open.github.io Open-source compare-first grocery price tracking with compare-aware watch groups, effectiv | 1 | Codex, OpenCode | 1 | 2,360 tok |
| xiaojiou176-open/shadcn-brief xiaojiou176-open.github.io Public repo for MCP-native UI delivery and review across Codex, Claude Code, OpenCode, and | 1 | Claude Code, Codex, OpenCode | 2 | 4,349 tok |
| xiaojiou176-open/notebooklab xiaojiou176-open.github.io Messy long context -> structured insight -> auditable markdown, research threads, and insp | 1 | Claude Code, Codex, OpenCode | 2 | 2,056 tok |
| Synectic-Research/research-scan researchscan.synectic.org Find the 5–10 recent papers with the highest impact on a research question, topic or proje | 1 | Codex, OpenCode | 1 | 10,844 tok |
| rvbernucci/forja-guide Open architecture and implementation roadmap for Forja, a governed multi-agent software fa | 1 | Codex, OpenCode | 1 | 341 tok |
| suttonwilliamd/tpc-server Thoughts Plans Changelog is an MCP compliant server for coding with AI agents | 1 | Codex, OpenCode | 1 | 1,421 tok |
| zamushwani/biomedical-ai-skills AI agent skills for cancer biology and multi-omics research | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,531 tok |
| robcsaszar/scaffold Claude Code skills for authoring AGENTS.md, CONTEXT.md, and DESIGN.md | 1 | Codex, OpenCode | 1 | 943 tok |
| larsboes/Axon larsboes.github.io An integration platform where every capability is a plugin from the core — public shell, p | 1 | Claude Code, Codex, OpenCode | 2 | 501 tok |
| YunYouJun/craft-hub craft-hub.yunyoujun.cn A local, cross-project developer workbench for project commands and agent skills. | 1 | Claude Code, Codex, OpenCode | 2 | 497 tok |
| compiuta-origin/connhex-tools connhex.com MCP server to manage and query Connhex data | 1 | Claude Code, Codex, OpenCode | 2 | 377 tok |
| wvlvik/toy-skills | 1 | Claude Code, Codex, Cursor, OpenCode | 9 | 2,634 tok |
| Grail-Computer/Self-Improving-Agent A starting AGENTS.md to instruct the agent to always update its rules and context to learn | 1 | Codex, OpenCode | 1 | 1,299 tok |
| knownothing20/AgentPort AgentPort is an AI remote development gateway that supports MCP, a CLI daemon, SSH recover | 1 | Codex, OpenCode | 1 | 220 tok |
| v-o-h-s/osc-mcp MCP server that supplies new sessions with context from prior sessions for project continu | 1 | Codex, OpenCode | 1 | 1,388 tok |
| TheoGirardin/mcp-lbc Serveur MCP pour la plateforme Leboncoin, permettant de faire des recherches poussés sur l | 1 | Codex, OpenCode | 1 | 925 tok |
| Gitmaxd/context-repo-mcp MCP Server for Context Repo - enables MCP compatible software integration with your Contex | 1 | Codex, OpenCode | 1 | 619 tok |
| aipper/zentao-mcp | 1 | Codex, OpenCode | 1 | 676 tok |
| CraigWetzelberger/sumo-mcp-readonly A mcp server for searching sumologic logs. | 1 | Codex, OpenCode | 1 | 769 tok |
| nickvasilescu/slack-agent-mesh Portable Slack transport and coordination layer for agent-to-agent collaboration across He | 1 | Claude Code, Codex, OpenCode | 2 | 1,553 tok |
| Wafleem/stm32cubemx_mcp An MCP for agents to better use CubeMX | 1 | Codex, OpenCode | 1 | 183 tok |
| nbiish/betterbrowsermcp Browser MCP — multi-agent local browser automation. Drop-in upgrade of @browsermcp/mcp wit | 1 | Claude Code, Codex, OpenCode | 2 | 3,978 tok |
| tradingvolatility/tv-mcp pypi.org Lets any AI agent discover and retrieve options market-structure data (GEX, gamma flip lev | 1 | Codex, OpenCode | 1 | 740 tok |
| galimar/veridge The always-fresh, low-token map of a whole project — docs, code (to the symbol, multi-lang | 1 | Codex, OpenCode | 1 | 511 tok |
| yamayued/houjin-bangou-api-mcp MCP server for the Japan National Tax Agency Corporate Number API | 1 | Codex, OpenCode | 1 | 645 tok |
| gabrielbryk/arc-devtools-mcp Arc-compatible MCP server for Chrome DevTools. Fork of chrome-devtools-mcp with an --arc m | 1 | Codex, OpenCode | 1 | 206 tok |
| ianf-ai/take-ur-turn npmjs.com TUT (Take Ur Turn): multi coding-agent collaboration via a local Context Hub — append-only | 1 | Codex, OpenCode | 1 | 1,104 tok |
| Theorvane/proxmox-mcp A safety-gated TypeMCP server for the Proxmox VE API. | 1 | Codex, OpenCode | 1 | 60 tok |
| pyros-projects/beads-viz Read-only task graph visualizer for Beads projects — MCP App for Claude Desktop and VS Cod | 1 | Claude Code, Codex, OpenCode | 21 | 1,897 tok |
| Wsyjq/pollux | 1 | Claude Code, Codex, OpenCode | 2 | 444 tok |
| orkait/hyperstack Disciplined Engineering Harness for AI Agents. MCP server + 21 adversarial skill gates. Re | 1 | Codex, Gemini CLI, OpenCode | 2 | 417 tok |
| 64kramsystem/dos-mcp DOS-specific MCP tools for Ghidra and DOSBox-X | 1 | Claude Code, Codex, OpenCode | 2 | 73 tok |
| tody-agent/affiliate-product Affiliate Marketplace Connector & Master Orchestrator — E-Commerce Intelligence MCP Server | 1 | Codex, Gemini CLI, OpenCode | 2 | 1,387 tok |
| ygtdgn/codebase-indexer Semantic codebase indexer with Ollama + Qdrant, MCP server for Claude Code and Codex | 1 | Claude Code, Codex, OpenCode | 2 | 1,889 tok |
| x0c/arthas-mcp MCP server that exposes Alibaba Arthas Java diagnostics to AI agents, with zero-config JVM | 1 | Codex, OpenCode | 1 | 991 tok |
| sandraschi/bilibili-mcp Bilibili (B站) content-intelligence bridge - search, trending, video intel and transcript s | 1 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 2,097 tok |
| BIH-CEI/zotero-comfort Comfort layer for Zotero MCP integration with high-level research workflows | 1 | Claude Code, Codex, OpenCode | 2 | 333 tok |
| davidmosiah/ninenine-mcp Unofficial local-first 99 passenger MCP. Never pays by default. | 1 | Codex, OpenCode | 1 | 227 tok |
| hunmer/procm-mcp | 1 | Claude Code, Codex, OpenCode | 5 | 2,634 tok |
| SMSMy/shamela-mcp | 1 | Claude Code, Codex, OpenCode | 2 | 7,245 tok |
| maehr/quarto-cli-mcp A thin MCP server that wraps the Quarto CLI. | 1 | Claude Code, Codex, OpenCode | 2 | 3,100 tok |