31,986 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 |
|---|---|---|---|---|
| sbamin/pgmcp read-only MCP server over a PostgreSQL database, tailored for cancer genomics datasets. | 1 | Claude Code | 1 | 409 tok |
| mergeos-bounties/gimp-mcp MCP server for GIMP image ops | 1 | Claude Code, Codex | 1 | — |
| NeonN3mesis/fusion-toolsmith-mcp Safety-first, diagnostic, tool-first MCP server for serious agent-assisted Autodesk Fusion | 1 | Claude Code, Codex, OpenCode | 2 | 253 tok |
| ianlyoo/K-invest ianlyoo.github.io Read-only investment data MCP server for web LLMs — aggregate Toss Securities, KIS, SEC ED | 1 | Claude Code | 2 | 637 tok |
| avlihachev/etsy-mcp-server MCP server for the Etsy API: manage listings, images, inventory, shipping profiles and sel | 1 | Claude Code | 1 | 1,033 tok |
| iBerry420/gorked Computer-use agent framework for Grok Build CLI: OCR boxes, center targets, MCP tools, and | 1 | Claude Code, Codex, OpenCode | 2 | 295 tok |
| Mrquj/atimelogger-mcp-notion atimelogger-mcp integration with Notion | 1 | Claude Code, Codex, OpenCode | 2 | 1,887 tok |
| lando-labs/lando-ds-mcp MCP server for the Lando Labs Design System — thin protocol adapter over @lando-labs/lando | 1 | Claude Code | 1 | — |
| arojit/vulnpilot-mcp An MCP server that gives AI assistants the ability to check open-source packages for vulne | 1 | Claude Code, Codex | 1 | — |
| raintr91/Processkit process mcp tool | 1 | Claude Code, Cursor | 1 | — |
| EmilSoleymani/go-planning-mcp go-planning-mcp.vercel.app Fully functional MCP server for Metrolinx GO Transit Open Data API, letting LLMs plan trip | 1 | Claude Code | 3 | 172 tok |
| badchars/living-off-the-land-lolbins-mcp-server npmjs.com Living off the Land LOLBins MCP Server — 59 composite tools for LOL binary intelligence ac | 1 | Claude Code | 1 | 414 tok |
| dmongrel/fdx-mcp-server Final Draft (.fdx) MCP Server for AI | 1 | Claude Code | 1 | 846 tok |
| ChinhHN-DEV/MCP_SAP_PRIVATE MCP_SAP_PRIVATE | 1 | Claude Code, Codex, OpenCode | 17 | 545 tok |
| mattackerman1/freecad-tool-server HTTP + MCP tool server that lets an AI agent drive FreeCAD to build, analyze, and export 3 | 1 | Claude Code, Codex, OpenCode | 2 | 4,294 tok |
| mcp-gtw/mcp-gtw pypi.org Generic, installable Model Context Protocol (MCP) gateway. | 1 | Claude Code | 1 | 3,376 tok |
| drscotthawley/slmn drscotthawley.github.io Slammin' Language Model Nuggets: sundry utils + MCP | 1 | Claude Code | 1 | — |
| obbbba/mcp-realbrowser A persistent browser profile for your AI — log in once, sessions stay forever. 20 MCP tool | 1 | Claude Code | 1 | — |
| chinesewebman/mnelo Local-first knowledge-graph memory layer for AI agents — what Mem0 charges for: 4-way RRF | 1 | Claude Code | 2 | — |
| sandraschi/sketchboard-excalidraw-mcp Excalidraw canvas authorship + headless-render MCP server (fork/merge of lesleslie/excalid | 1 | Claude Code, Codex, OpenCode | 2 | 510 tok |
| KKSurendran06/Foresight-MCP | 1 | Claude Code, Codex | 6 | 6,970 tok |
| darland6/cory-mem Comprehensive memory system for Claude-based AI projects with semantic search, MCP integra | 1 | Claude Code | 1 | 1,374 tok |
| Mokecy/playwright-mcp-parallel | 1 | Claude Code | 1 | 204 tok |
| jvanderberg/wikimemory Personal, passkey-protected memory for Claude, Codex, and other MCP clients | 1 | Claude Code, Codex, OpenCode | 2 | 347 tok |
| hmcts/ai-in-sdlc-smart-prompts-mcp MCP Based Smart Prompts MCP service | 1 | Claude Code | 1 | 1,500 tok |
| totooss/relaycore RelayCore is a lightweight cross-agent memory and command relay for local AI runtimes. Ins | 1 | Claude Code, Codex, OpenCode | 2 | 1,478 tok |
| OmerLapidot/lg-tv-mcp hopala.io Local MCP server that turns Claude or ChatGPT into a remote control for LG webOS TVs — SSA | 1 | Claude Code | 1 | — |
| rfhayn/hubitat-mcp-server MCP server for Hubitat Elevation home automation | 1 | Claude Code | 9 | 1,304 tok |
| vladnicula/vlads-openai-mcp-server a server to talk to GPT-5 thru, mostly for claude code | 1 | Claude Code | 1 | 905 tok |
| cdeust/ai-architect-mcp ai-architect.tools Autonomous software engineering pipeline for Claude Code: 11 stages, 64 verification rules | 1 | Claude Code | 1 | 3,055 tok |
| kltng/calendar_converter CJK historical calendar converter (Chinese/Japanese/Korean/Vietnamese) using Julian Day Nu | 1 | Claude Code | 1 | 2,278 tok |
| dncwolf/scra Simple and smart Web search & fetch MCP server | 1 | Claude Code | 1 | 723 tok |
| w693847022/memory_service AI Memory MCP - Persistent project memory for Claude Code across sessions, with structured | 1 | Claude Code | 3 | — |
| mradovic95/activemq-mcp-server | 1 | Claude Code | 1 | 6,501 tok |
| danjam/mcp-gemini A Model Context Protocol (MCP) server that gives AI assistants access to Google's Gemini m | 1 | Claude Code | 1 | 911 tok |
| marcmodin/mcp-prompt-server A demo of a universal prompt mcp that serves custom prompts that can be used in multiple A | 1 | Claude Code, Codex, OpenCode | 5 | 374 tok |
| panitw/jira-mcp-server | 1 | Claude Code | 16 | 833 tok |
| darkwings/OSC_MCP MCP Server for Open Sound Control Protocol | 1 | Claude Code | 1 | 350 tok |
| jej2k5/meetey Local-first meeting capture and transcription for Claude Code — records meeting audio via | 1 | Claude Code | 1 | 9,015 tok |
| projectakshith/netsniff MCP Server to sniff website traffic, host mock apis, and load tests | 1 | Claude Code, Codex | 5 | — |
| supuni9622/research-intelligence-mcp A standalone MCP server for searching, discovering, inspecting and navigating academic res | 1 | Claude Code | 1 | 234 tok |
| uscaidev/galpi-korean-law-mcp uscaidev.github.io Read-only MCP server for reviewing Korean laws by purpose | 1 | Claude Code, Codex, OpenCode | 3 | 351 tok |
| saketh12e/GrabonInsurance-MCP | 1 | Claude Code | 1 | 691 tok |
| sandraschi/podman-mcp FastMCP 3.5 control plane for Podman on Windows/WSL2 — containers, pods, compose, analytic | 1 | Claude Code, Codex, OpenCode | 2 | 927 tok |
| SEEDO-Media-Ltd/Quaid Total recall for Claude Code! Capture, index, and search your Claude Code conversation his | 1 | Claude Code | 1 | 2,907 tok |
| jtcorbett/imessage-mcp MCP for iMessage | 1 | Claude Code | 1 | 1,207 tok |
| Xsxdot/super-dev gosuper.dev AI-native runtime collaboration layer / An AI-native runtime collaboration layer — AI shar | 1 | Claude Code, Codex | 1 | — |
| ourobx/agent-ebpf ksec.space Zero-Code, Zero-Overhead Kernel Firewall for AI Workflows & LLM Agents (eBPF / MCP) | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 20,564 tok |
| abap2UI5/mcp-server The abap2UI5 MCP server — an agent writes an app, runs it and sees the screenshot, without | 1 | Claude Code, Codex, OpenCode | 2 | 8,975 tok |
| xbill9/tpu-skill-claude Claude Code skill + MCP server for managing Google Cloud TPU capacity and Gemma 4 vLLM ser | 1 | Claude Code, Gemini CLI | 3 | 2,487 tok |