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 |
|---|---|---|---|---|
| TadMSTR/vikunja-mcp FastMCP server exposing the Vikunja REST API as scoped, per-agent MCP tools | 3 | Codex, OpenCode | 1 | 3,037 tok |
| loryanstrant/CaddyUI-MCP A MCP server for CaddyUI, allowing LLM control of the centralised management system. | 3 | Codex, GitHub Copilot, OpenCode | 2 | 907 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 |
| rordi-ai/loopbreaker Local-first MCP review graph extracted from Rordi: bounded agent review, attributable evid | 3 | Claude Code, Codex, OpenCode | 2 | 778 tok |
| AlexZai007/figma-unlimited-mcp MCP server that lets an AI agent read and edit FigJam boards through a local Figma plugin | 3 | Claude Code, Codex, OpenCode | 2 | 1,652 tok |
| sandraschi/database-operations-mcp MCP server and webapp for database operations with 15 portmanteau tools supporting SQLite, | 3 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 5 | 1,473 tok |
| rc4l/ZandronumMCP Experimental MCP Server for Zandronum. Speeds up modding and engine development. | 3 | Codex, OpenCode | 1 | 86 tok |
| handaas/industry-chain-mcp-server Industry chain analysis MCP service | 3 | Codex, OpenCode | 1 | 2,319 tok |
| cooky-dance/devspace-local-artifacts Privacy-conscious DevSpace MCP with safe Windows and Base64 artifact writes plus ngrok set | 3 | Codex, OpenCode | 1 | 351 tok |
| openhonest/umbra slopaudit.org Umbra: an apophatic code auditor that reports what your tests are structurally unable to s | 3 | Codex, OpenCode | 1 | 2,438 tok |
| vecbase-labs/OpenShelf A generic MCP server for building and querying local PDF knowledge bases with DuckDB-backe | 3 | Codex, OpenCode | 1 | 523 tok |
| sandraschi/comfyops-mcp Fastmcp server and webapp for handling comfy (which is famously non-comfy) | 3 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 4 | 1,045 tok |
| axelfreeman/gymcamanalytics gymcamanalytics.com MCP server: gym attendance & trainer analytics from existing cameras | 3 | Codex, OpenCode | 1 | 326 tok |
| Ciltress/sap-abap-mcp SAP ABAP MCP with ADT and JSON RPC - Multiple Authentication Methods | 3 | Codex, OpenCode | 1 | 3,602 tok |
| Suzu-Testing/metasploit-cursor-harness Agentic penetration testing harness bridging Cursor AI agents with Metasploit Framework vi | 3 | Claude Code, Codex, Cursor, OpenCode | 63 | 2,469 tok |
| Sou0327/knowmint knowmint.shop Knowledge marketplace where AI agents autonomously buy human expertise | 3 | Claude Code, Codex, OpenCode | 2 | 2,710 tok |
| 17861102832/wanyimem Created to serve the general public | 3 | Codex, OpenCode | 1 | 330 tok |
| SylphxAI/video-reader-mcp Cue — local-first video timeline evidence for agents: probe, subtitles, scenes, frames. SD | 3 | Codex, OpenCode | 1 | 390 tok |
| cyanheads/worldbank-mcp-server npmjs.com Query 29,500+ World Bank development indicators for 200+ countries across 60+ years via MC | 3 | Claude Code, Codex, OpenCode | 2 | 14,032 tok |
| orieg/yaml-workflow orieg.github.io A lightweight, powerful, and flexible workflow engine that executes tasks defined in YAML | 3 | Codex, OpenCode | 1 | 968 tok |
| HighVoltSound/ableton-auto-mix-mcp MCP server for AI-driven auto-mixing and auto-mastering in Ableton Live, tuned to a music | 3 | Codex, OpenCode | 1 | 89 tok |
| craigjmidwinter/mail-muncher craigjmidwinter.github.io An email client for AI agents. Filtered, read-only Gmail delivered to disk as .eml + markd | 3 | Claude Code, Codex, OpenCode | 2 | 1,325 tok |
| benedya/octoquery Let AI agents query your databases safely: each DB becomes an MCP tool, each schema a skil | 3 | Claude Code, Codex, OpenCode | 5 | 671 tok |
| mclaut/ariadne mclaut.github.io Local-first multilingual memory for Codex, Claude Code & MCP — auditable Qdrant recall, pr | 3 | Claude Code, Codex, OpenCode | 2 | 2,105 tok |
| agent-frontier/wgm Agent Skill — turn a rough request into working software (grill → plan → Ralph loop) | 3 | Claude Code, Codex, OpenCode | 13 | 314 tok |
| catalyst-cooperative/agent-skills Coding agent skills designed to help users work with PUDL data and the PUDL data processin | 3 | Claude Code, Codex, OpenCode | 2 | 3,628 tok |
| lyarwood/kubevirt-mcp-server A simple Model Context Protocol server for KubeVirt | 3 | Codex, OpenCode | 1 | 1,239 tok |
| nklisch/krometrail krometrail.dev Local browser control and temporal visual evidence for AI agents — an MCP server that driv | 3 | Claude Code, Codex, OpenCode | 4 | 12 tok |
| thousandeyes/thousandeyes-ai-agents-toolkit ThousandEyes AI Agents Toolkit | 3 | Codex, OpenCode | 1 | 1,186 tok |
| mishanefedov/skill-issue | 3 | Codex, OpenCode | 1 | 565 tok |
| IngeniousIdiocy/Consumer-Complaint-Database-MCP This is a local Model Context Protocol (MCP) python server meant to be used with Anthropic | 3 | Codex, OpenCode | 1 | 205 tok |
| proggarapsody/bitbottle Go CLI for Bitbucket Cloud and Self-hosted Bitbucket Server | 3 | Claude Code, Codex, OpenCode | 3 | 1,997 tok |
| patrickporto/desktop-agent | 3 | Codex, OpenCode | 1 | 143 tok |
| vltansky/explain-changes-mcp | 3 | Claude Code, Codex, OpenCode | 2 | 699 tok |
| Michael-Obele/sepia sepia.svelte-apps.me A personal, self-hosted remote knowledge-graph memory server for AI coding agents — a drop | 3 | Codex, OpenCode | 1 | 2,385 tok |
| drohi-r/madrix-mcp ecube-entertainment.com MCP server for MADRIX with 108 tools for storage, layers, cue lists, timelines, groups, au | 3 | Codex, OpenCode | 1 | 200 tok |
| StealthSurf-VPN/mcp mcp.stealthsurf.space Stateless MCP proxy for the StealthSurf VPN API. Enables AI agents (Claude Desktop, Cursor | 3 | Codex, OpenCode | 1 | 1,414 tok |
| bharathgnana/archdiagram Turn an architecture spec into editable diagrams with official vendor service icons (Azure | 3 | Claude Code, Codex, OpenCode | 2 | 1,287 tok |
| anhnguyen0905/codex-mcp | 3 | Claude Code, Codex, OpenCode | 3 | 850 tok |
| smallpinksquare/codex-history-hub A local-first, source-read-only aggregator for Codex conversations. It indexes one or more | 3 | Codex, OpenCode | 1 | 244 tok |
| ljy9303/maplestory-mcp-server Nexon openAPI Maplestory mcp server | 3 | Claude Code, Codex, OpenCode | 2 | 6,508 tok |
| Unveil-gg/twine-mcp Unofficial MCP server for Twine | 3 | Codex, OpenCode | 1 | 219 tok |
| clay-good/roughlogic.com roughlogic.com Always free field math and reference for the trades. | 3 | Claude Code, Codex, OpenCode | 2 | 1,304 tok |
| S2mon123/FEP-Agent-Hub Evidence-first FreeCAD, Elmer FEM, and ParaView MCP automation stack with verified CAE wor | 3 | Codex, OpenCode | 1 | 221 tok |
| Doist/twist-ai The tools required for a Twist MCP server | 3 | Codex, OpenCode | 1 | 419 tok |
| MCLifeLeader/seq-mcp Seq Open Telemetry MCP Server | 3 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 9,462 tok |
| Grinv/mal-mcp npmjs.com MyAnimeList MCP server — Tenrai-powered reads plus official MAL personal-list management. | 3 | Claude Code, Codex, OpenCode | 10 | 3,382 tok |
| charistas/posokanei-mcp Unofficial read-only MCP server for PosoKanei, exposing Greek supermarket product search, | 3 | Codex, OpenCode | 1 | 779 tok |
| cyanheads/ensembl-mcp-server npmjs.com Look up genes, fetch sequences, predict variant consequences, find orthologs and cross-dat | 3 | Claude Code, Codex, OpenCode | 2 | 12,126 tok |
| cyanheads/astronomy-mcp-server npmjs.com Offline observational astronomy — planet and moon positions, rise/set, phases, eclipses, a | 3 | Claude Code, Codex, OpenCode | 2 | 14,850 tok |