45,030 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 agents8,564Claude Code6,906Git and workflow3,633Data and AI3,578Backend and APIs3,558Languages3,494Planning3,322Code review2,906Testing2,695DevOps and cloud2,496Writing and docs2,489Memory and context2,375Research2,320Frontend2,312Security2,181Project management1,980
All Claude Code32,552 Codex24,920 OpenCode23,840 GitHub Copilot3,723 Gemini CLI2,039 Cursor1,771 Windsurf202 Kiro117
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Smengerl/vw_connect_mcp Make your EV (VW Group and 30+ other brands via Tibber) available to your AI via MCP | 3 | Claude Code, GitHub Copilot | 2 | 6,453 tok |
| encypherai/c2pa-knowledge-graph Generate versioned RDF/OWL knowledge graphs from C2PA specification source files. Serve to | 3 | Claude Code | 1 | — |
| harmonicabot/harmonica-mcp MCP for AI agents that use Harmonica — create, query, and analyze your collective dialogue | 3 | Claude Code | 1 | 3,004 tok |
| cal3bdev/omcp Securely connect AI agents to your production data | 3 | Claude Code | 1 | 796 tok |
| HappyMonkeyAI/DynamicMCPProxy A smart MCP proxy server that **lazily loads relevant MCP tool servers based on your proje | 3 | Codex, OpenCode | 1 | 844 tok |
| theagenticguy/opencodehub theagenticguy.github.io Apache-2.0 code intelligence for AI coding agents. Graph-based impact analysis, blast radi | 3 | Claude Code, Codex, OpenCode | 16 | 2,984 tok |
| ashcastelinocs124/master-mcp master-mcp.vercel.app | 3 | Codex, OpenCode | 1 | 1,497 tok |
| Bluezeamer/PrecisionContextEngine PCE is a codebase analysis MCP tool that uses a wrapper around serena and an agent mechani | 3 | Codex, OpenCode | 1 | 355 tok |
| adrmrn/tidio-mcp MCP server that integrates with the Tidio customer service platform | 3 | Claude Code | 2 | 648 tok |
| scanner/emacs-org-mcp MCP for creating/updating tasks and journal entries kept in emacs org-mode | 3 | Claude Code | 1 | 11,261 tok |
| wangyaominde/mermaid-studio Online Mermaid.js diagram editor with MCP support — Cloudflare Workers | 3 | Claude Code | 1 | 702 tok |
| nerdo/precision-math-mcp MCP server providing precise mathematical computation via math.js | 3 | Claude Code | 1 | 770 tok |
| willorn/mcp-yashan An MCP (Model Context Protocol) server for connecting to YashanDB, enabling AI assistants | 3 | Codex, OpenCode | 1 | 535 tok |
| jompereira/HacknPlan-MCP | 3 | Claude Code | 1 | 549 tok |
| badchars/supply-chain-mcp-server npmjs.com 90-tool MCP server for software supply chain security — OSV, GHSA, NVD, EPSS, CISA KEV, np | 3 | Claude Code | 1 | 550 tok |
| henrikogaard/infomaniak-mcp A unified Model Context Protocol (MCP) server that gives AI agents full access to your Inf | 3 | Codex, OpenCode | 1 | 1,369 tok |
| igrechuhin/Cortex | 3 | Claude Code, Codex, OpenCode | 26 | 6,359 tok |
| Albenzoo/Mockoon-mcp npmjs.com Control Mockoon mocks via natural language using the Model Context Protocol | 3 | Claude Code, Codex, GitHub Copilot | 2 | 2,083 tok |
| superiorsd10/rubberduck-mcp | 3 | Claude Code | 1 | 2,278 tok |
| Ichliebedich1/mimo-bridge-mcp An MCP with an admin dashboard that lets Codex and other Agent tools perform analysis and | 3 | Codex, OpenCode | 1 | 1,008 tok |
| matthewgjohnson/ask-another MCP server for querying other LLMs (OpenAI, Gemini, xAI, Anthropic, Groq) through a unifie | 3 | Claude Code | 1 | 1,552 tok |
| ageugyn/glpi-mcp-server First MCP Server for GLPI ITSM — Connect Claude, ChatGPT and Copilot to your IT operations | 3 | Claude Code, Codex | 1 | — |
| bcharleson/prospeo-cli CLI and MCP server for the Prospeo API — person/company enrichment and search for AI agent | 3 | Claude Code, Codex, OpenCode | 2 | 7,630 tok |
| hadi21k/database-mcp | 3 | Claude Code | 1 | 1,618 tok |
| Stupidoodle/instagram-mcp Instagram DM MCP server - built entirely by Claude (Opus 4.5) in ~3 hours with mass auto-a | 3 | Claude Code | 2 | 868 tok |
| freegyes/project-ContemPlace adamfreisinger.me A modern commonplace book that auto-gardens into an MCP-connected knowledge base. Capture | 3 | Claude Code | 10 | 4,140 tok |
| ttpears/mediawiki-mcp | 3 | Claude Code | 1 | 791 tok |
| Aries-Labs-HQ/alkanes-aries alkanes.build Aries: The Alkanes + Subfrost AI MCP | 3 | Claude Code | 1 | 220 tok |
| fgravin/geonetwork_mcp | 3 | Claude Code | 1 | 264 tok |
| adstastic/reflect-mcp MCP server for Reflect Notes API - use with Claude, Cline, or any MCP-compatible client | 3 | Claude Code | 1 | 869 tok |
| easy1staking-com/cardano-unified-mcp-server | 3 | Claude Code | 1 | 780 tok |
| sambt94/remarkable-mcp MCP server for reMarkable tablet document rendering — search, render, and read handwritten | 3 | Claude Code | 1 | 248 tok |
| Chorozion/Sophia-Stack Self contained mCP web development platform | 3 | Claude Code | 10 | 1,120 tok |
| Wirasm/orbit-mcp | 3 | Claude Code | 2 | — |
| imdeniil/ya-tracker-mcp MCP server for Yandex Tracker API — 68 tools for issues, projects, boards, sprints, worklo | 3 | Claude Code | 1 | 931 tok |
| mzkrasner/grok-x-insights-mcp Real-time social intelligence from X/Twitter for AI assistants — powered by Grok's live se | 3 | Claude Code, Codex, OpenCode | 3 | 2,501 tok |
| leosakharoff/bandcamp-mcp MCP server for Bandcamp music discovery | 3 | Claude Code | 1 | 558 tok |
| KaelinGraf/redraft Typed, versioned design records for engineering projects — decisions, rationale, and the r | 3 | Claude Code | 1 | 768 tok |
| rish-e/BackendMax 🩺 AI-powered backend diagnostic MCP server. Understands what you're building and makes su | 3 | Claude Code | 1 | — |
| DoppiaG93/ctxmem Git-native, shareable project memory for AI coding agents — fully local, no cloud. | 3 | Codex, OpenCode | 1 | 844 tok |
| DasMonkey/refbase-mcp refbase-mcp for refbase.dev | 3 | Claude Code | 1 | 830 tok |
| gaia-research/gaia-mcp Agent-native discovery, trust, installation, and progression interface for the Gaia Skill | 3 | Claude Code, Codex, OpenCode | 2 | 1,131 tok |
| dongwookim-ml/slurm-mcp | 3 | Claude Code | 1 | 1,649 tok |
| sopyk/docker-mcpilots Give AI Agents a hand for managing Docker (MCP Server) — manage containers well on Synolog | 3 | OpenCode | 1 | — |
| mohamedelamraoui1/mcp-shell-server-example A beginner-friendly example MCP server built with the official Python SDK. Demonstrates ex | 3 | Claude Code | 1 | — |
| sethdavis512/obsidian-mcp-server Universal MCP server for Obsidian vault integration with OpenAI - works with Windsurf, Cla | 3 | Claude Code, Codex | 2 | 815 tok |
| alfianyusufabdullah/figma-proxy-mcp Live Figma access for AI agents via MCP — no subscription, no REST API, no rate limits, no | 3 | Claude Code, Codex, OpenCode | 2 | 2,669 tok |
| TadMSTR/vikunja-mcp FastMCP server exposing the Vikunja REST API as scoped, per-agent MCP tools | 3 | Codex, OpenCode | 1 | 3,398 tok |
| loryanstrant/CaddyUI-MCP A MCP server for CaddyUI, allowing LLM control of the centralised management system. | 3 | Codex, GitHub Copilot, OpenCode | 2 | 1,047 tok |
| chris-page-gov/mcp-geo AI Generated Model Context Protocol (MCP) server for geospatial (Ordnance Survey) tooling | 3 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,453 tok |