23,196 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| alleneubank/tilt-mcp MCP server for Tilt CLI integration, enabling AI assistants to interact with Tilt developm | 5 | Claude Code, Codex, OpenCode | 2 | 8 tok |
| kkaminsk/Packager-MCP Another random idea, can I flip packaging on it's head with Claude CLI and a MCP. | 5 | Claude Code, Codex, OpenCode | 5 | 2,775 tok |
| feathersjs-ecosystem/FeathersMCP | 5 | Claude Code, Codex | 1 | — |
| omkar9854/mcp-atlassian-onpremdc mcp-atlassian-onpremdc MCP server for self-hosted Atlassian Data Center/Server installatio | 5 | Codex, OpenCode | 1 | 712 tok |
| ageless-h/blender-mcp MCP server integration for AI-assisted Blender automation. Features a 4-layer architecture | 5 | Codex, OpenCode | 1 | 1,827 tok |
| cleverbrush/xpenser xpenser.cleverbrush.com Income/expense tracking application based on CleverBrush full-stack framework | 5 | Claude Code, Codex | 2 | — |
| quavedev/montiapm-mcp | 5 | Claude Code, Codex, OpenCode | 2 | 1,857 tok |
| eamonboyle/mssql-mcp npmjs.com MCP tool to connect your IDE / Agents to MSSQL | 5 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,107 tok |
| onurcelep/labgrid-mcp MCP server exposing labgrid hardware-in-the-loop device operations to LLM agents — 47 tool | 5 | Claude Code, Codex, OpenCode | 3 | 574 tok |
| SunOfTheEast/highschool-study-claude-code Markdown-first personalized high-school learning plugin for Claude Code, with a 519-card d | 5 | Codex, OpenCode | 1 | 3,601 tok |
| toolate28/HOPE-AI-NPC-SUITE AI-powered Minecraft NPCs using Claude API - Modular server setup framework with ClaudeNPC | 5 | Claude Code, Codex, OpenCode | 8 | 2,936 tok |
| OpenLAIR/dr-claw-plugin-cc Dr. Claw plugin for Claude Code — AI research pipeline | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 6,051 tok |
| jutlyne/codex-mcp Security-first MCP server for connecting ChatGPT and Codex to local repositories, with saf | 5 | Codex, OpenCode | 1 | 312 tok |
| orchidautomation/pluxx pluxx.dev Maintain one plugin source. Ship native plugins to Claude Code, Cursor, Codex, and OpenCod | 5 | Codex, OpenCode | 1 | 504 tok |
| LupinLin1/jimeng-web-mcp | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 13,720 tok |
| Facetomyself/wechat-miniapp-re-mcp Reverse-engineering focused WeChat Mini Program and WMPF debugging MCP server | 5 | Codex, OpenCode | 1 | 545 tok |
| ratelworks/agent-quality-oss An MCP server that connects Korean construction quality management expertise to LLMs. cc: | 5 | Codex, OpenCode | 1 | 832 tok |
| HyunjunJeon/FastCampus_mcp_a2a_workflow_project fastcampus.co.kr FastCampus online course - Building an unimaginable Multi-Agent system with MCP and A2A (P | 5 | Codex, OpenCode | 1 | 583 tok |
| SSX360/matrixscroll matrixscroll.com Open protocol and MCP server for signed machine-action records, offline verification, seal | 5 | Claude Code, Codex, OpenCode | 2 | 1,807 tok |
| cyanheads/protein-mcp-server npmjs.com Federated protein structure & annotation across experimental (PDB) and predicted (AlphaFol | 5 | Claude Code, Codex, OpenCode | 2 | 13,674 tok |
| cyanheads/openstreetmap-mcp-server npmjs.com Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data via MCP. | 5 | Claude Code, Codex, OpenCode | 2 | 11,958 tok |
| ixijxjgxidj-cmd/GPU-Server-Management-MCP-Skill- | 5 | Claude Code, Codex, OpenCode | 3 | 2,318 tok |
| dgpl-mcps/linux_system_mcp | 5 | Codex, OpenCode | 1 | 9 tok |
| sandraschi/notepadpp-mcp MCP Server for Notepad++ automation with comprehensive file operations, plugin management, | 5 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 8 | 1,026 tok |
| SeanHogg/Builderforce.ai Agentic AI Coding Platform that enables everyone to train, design and embed custom LLMs in | 5 | Claude Code, Codex, OpenCode | 3 | 376 tok |
| agentmail-to/agentmail-smithery-mcp docs.agentmail.to Moved to agentmail-to/agentmail-mcp; no maintained code or deployment lives here. | 5 | Codex, OpenCode | 1 | 3,836 tok |
| 2aronS/qdrant-scale Agent skills for scaling Qdrant vector search deployments | 5 | Codex, OpenCode | 1 | 453 tok |
| shervinemp/CodebaseMCP | 5 | Codex, OpenCode | 1 | 605 tok |
| TN0123/one-shot-ui npmjs.com Deterministic screenshot diffing for AI coding agents. Extract design tokens, diff impleme | 5 | Codex, OpenCode | 1 | 2,425 tok |
| c47-inc/mcp-film mcp.film Curated, agent-first directory of MCP servers for AI filmmaking. | 5 | Claude Code, Codex, OpenCode | 2 | 1,754 tok |
| sandbanks/agentic_ssh sandbanks.tech Stop your AI agent from nosing around your SSH connections without permission | 5 | Codex, OpenCode | 1 | 1,738 tok |
| davidmosiah/withings-mcp wellness.delx.ai Unofficial local-first Withings MCP server for AI health, sleep and activity agents. | 5 | Codex, OpenCode | 1 | 158 tok |
| cyanheads/arxiv-mcp-server npmjs.com Search arXiv, fetch paper metadata, and read full-text content via MCP. STDIO or Streamabl | 5 | Claude Code, Codex, OpenCode | 2 | 15,712 tok |
| derekslinz/meta-data-mcp linzalytics.com A meta-mcp (mmcp) server offering a window into the exciting world of open data sources by | 5 | Codex, OpenCode | 1 | 1,623 tok |
| klimPaskov/hoi4-agent-tools MCP tools for coding agents to create and clean HOI4 focus trees, scripted GUIs, and maps | 5 | Codex, OpenCode | 1 | 658 tok |
| mattmohandiss/cad-mcp-server npmjs.com MCP server for AI-assisted STEP CAD inspection, geometry queries, PMI hints, and revision | 5 | Codex, OpenCode | 1 | 1,765 tok |
| fruggr/zendesk-mcp-server fruggr.io Bring Zendesk deep into your AI assistant: find answers and draft, update and translate He | 5 | Claude Code, Codex, OpenCode | 9 | 2,997 tok |
| paulieb89/bailii-mcp BAILII case law MCP server — search UK court judgments, retrieve full text with section ex | 5 | Claude Code, Codex, OpenCode | 2 | 849 tok |
| tinygodsdev/bitext-word-alignment | 5 | Claude Code, Codex, OpenCode | 2 | 1,110 tok |
| austinsonger/GRC-Mapping-Analyst GRC Mapping Analyst is a NIST IR 8477-based toolkit for AI-assisted cybersecurity crosswal | 5 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 4,100 tok |
| xinvxueyuan/NovelAI-Image-MCP xinvxueyuan.github.io MCP server for integrating NovelAI Image generation into AI agents. | 5 | Codex, OpenCode | 1 | 3,983 tok |
| s0fractal/warrant s0fractal.github.io Signed, hash-addressed decision records for AI agents, with reasons you can re-run | 5 | Codex, OpenCode | 1 | 608 tok |
| aliasunder/agent-skills Agent skills for AI coding agents — trip planner, Obsidian vault, and more | 5 | Claude Code, Codex, OpenCode | 2 | 805 tok |
| z29k/notabene z29k.github.io Leave notes in the margins of your repo's docs then let your AI agent apply them, resolve | 5 | Claude Code, Codex, OpenCode | 2 | 11,072 tok |
| Neetx/eso-skills Aurbis — a free, open-source AI skill pack that turns Claude (or other providers/agents) i | 5 | Codex, OpenCode | 1 | 4,879 tok |
| JohanYP/Opencode-Assistant Self-hosted personal AI assistant on Telegram. Powered by OpenCode + Claude Sonnet (free b | 5 | Codex, OpenCode | 1 | 1,972 tok |
| strale-io/strale strale.dev Trust and quality infrastructure for AI agents. 225+ quality-scored capabilities, SQS scor | 5 | Claude Code, Codex, OpenCode | 12 | 24,009 tok |
| Blackburn-Labs/wiremark wiremark.dev Text-based wireframing format that embeds in markdown like Mermaid. Familiar component nam | 5 | Claude Code, Codex, OpenCode | 2 | 2,459 tok |
| aizech/clinical-skills corpusanalytica.com A collection of AI agent skills focused on medical imaging and healthcare workflows. Built | 5 | Claude Code, Codex, OpenCode | 2 | 3,249 tok |
| netresearch/enterprise-readiness-skill Agent Skill for enterprise readiness assessment - security, quality, and automation | Clau | 5 | Codex, OpenCode | 1 | 778 tok |