43,761 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 |
|---|---|---|---|---|
| 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 | — |
| domci/pinchtab-mcp MCP stdio server for PinchTab — browser automation for AI agents (OpenCode, Cursor, Claude | 1 | Codex, OpenCode | 1 | 45 tok |
| szpak-dev/enclosure Enclosure runtime. | 1 | Codex, OpenCode | 1 | 97 tok |
| 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 |
| matdev83/patch-file-mcp-fork Agent‑ready MCP server for precise, cross‑model file edits. Improves context management an | 1 | Codex, OpenCode | 1 | 664 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 |
| gdavos007/stat-agent-mcp-spec Statistics Testing Agent | 1 | Codex, OpenCode | 1 | 1,913 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 | — |
| teslashibe/web-scrape CLI-first website scrape + browser fetch with SSRF/robots guards and optional CapSolver Cl | 1 | Codex, OpenCode | 1 | 592 tok |
| 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 |
| rome-protocol/rome-cli The Rome Protocol dev CLI + MCP server — grounded chain facts, build patterns, and the Rom | 1 | Codex, OpenCode | 1 | 3,009 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 |
| rayven122/mcp-ie-migration-vrt MCP server for paired Edge IE mode and Chromium Edge visual regression testing | 1 | Codex, OpenCode | 1 | 1,011 tok |
| panitw/jira-mcp-server | 1 | Claude Code | 16 | 833 tok |
| routemesh/routemesh-mcp MCP Server for the RouteMesh service | 1 | Codex, OpenCode | 1 | 365 tok |
| myczh-1/project-brain | 1 | OpenCode | 4 | — |
| 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 |
| alrcatraz/astra-aigate A all-in-one system to organise your LLM providers, MCP, and other supportive services for | 1 | Codex, GitHub Copilot, OpenCode | 2 | 4,783 tok |
| risadams/OpenGathyr rss-aggregator feed-processor open-source mcp content-orchestration syndication feed-manag | 1 | GitHub Copilot | 1 | 322 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 |
| Arjia-Labs/sark Slack → sandboxed coding agents. One ascii.dev Box per thread, on Cloudflare Workers. | 1 | Codex, OpenCode | 1 | 2,580 tok |
| noisystreet/worbrow Agent search CLI: drives local headless browsers (Chrome/Firefox, self-built CDP/Marionett | 1 | Codex, OpenCode | 1 | 665 tok |
| lujoai/Lujo-MCP AI debugging and tracing platform based on the MCP protocol, providing session management, | 1 | Codex, OpenCode | 1 | 1,474 tok |
| Miraculix2050/LoxBerry-Plugin-MCP-Server MCP-Server für Loxone und LoxBerry – lokal, berechtigungsbasiert und ohne eigenen Cloud-Di | 1 | Codex, OpenCode | 1 | 688 tok |