How real projects configure their agents

43,853 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 agents7,784Claude Code6,676Data and AI3,658Backend and APIs3,500Languages3,392Git and workflow3,252Planning3,233Code review2,768Testing2,420Memory and context2,364Writing and docs2,341DevOps and cloud2,330Research2,286Frontend2,271Security2,055Project management1,754

All Claude Code32,000 Codex23,558 OpenCode22,502 GitHub Copilot3,568 Gemini CLI1,915 Cursor1,737 Windsurf150 Kiro87

Project Stars Configures Files Always loaded
m4ttstack/fast-browser Drive the Chrome you already have from Claude Code or Codex. npx @mattstack/fast-browser s 0 Claude Code 1 1,446 tok
carlosroman/yet-another-MCP-server YAMS is a batteries-included MCP server that provides the common tools for agents to use 0 Claude Code, Codex, OpenCode 2 424 tok
renaudb/bixi-mcp Bixi MCP server 0 Codex, OpenCode 1 15 tok
murasamelabo/htmlslide Markdown and Marp slide editor with live preview, Mermaid, offline HTML export, and MCP au 0 Claude Code 1 280 tok
khalildh/coord-mem Memory-palace graph for AI agent memory: append-only nodes, context-set provenance, lattic 0 Claude Code 3 1,310 tok
solaegis/hubitat-mcp MCP server for Hubitat Elevation hubs (C-5+) — Maker API device control, optional admin to 0 Codex, OpenCode 1 338 tok
dcassil/resume-kit Resume Intelligence Toolkit — evaluate, match, align, validate, and generate resume materi 0 Codex, OpenCode 1 454 tok
Mushkrot/Recallant Self-hosted governed project memory for coding agents. 0 Codex, OpenCode 1 1,373 tok
GMRoadlander/llm-wiki-mcp MCP server for a plain-markdown LLM-wiki vault: search, read, gated append/create writes, 0 Claude Code 1 844 tok
msgtorahul-art/context-skeleton contextskeleton.com Zero-dependency structural code folding CLI, MCP server & LLM token optimizer 0 Claude Code, Cursor 2 242 tok
yuzu-octopus/Codebreaker_Solver yuzu-octopus.github.io Codebreaker.xyz client, MCP server, CLI, and C++ solutions 0 Codex, OpenCode 1 4,334 tok
Cyphid-Academy/Render-Fetch-MCP MCP server for retrieving bot-unfriendly page content 0 Claude Code, Codex, OpenCode 2 904 tok
JASMINE145-ACT/workbuddy-quote-pack WanDing WorkBuddy PC quotation sidepack (org JWT + MCP). Isolated from Mixing. Open folder 0 Codex, OpenCode 1 247 tok
KB01111/MCP-SearchEngine MCP server that searches & scrapes multiple sources (DuckDuckGo, Wikipedia, arXiv, Hacker 0 Codex, OpenCode 1 1,047 tok
clementlemon02/text2flink Let AI coding agents write Apache Flink SQL that provably works — verify on real Flink ove 0 Claude Code 1 —
dsharrington84/construction-intelligence-mcp 0 Codex, OpenCode 1 1,433 tok
ZenixSolutions/hudu-mcp Community MCP server for the Hudu IT documentation REST API. Full documented API surface, 0 Claude Code 1 1,821 tok
NYB-AI/vecura-mcp-server 0 Claude Code, Codex, OpenCode 3 5,346 tok
zbvxbb622-code/wechat-mcp-friend-automation macOS MCP server for Excel-driven WeChat friend requests and contact status checks 0 Claude Code, Codex, OpenCode 8 1,267 tok
Kabeeraa27/TradingViewMCP 0 Claude Code 1 1,873 tok
mei-shui-xing/galatea-garden-chatgpt-wake-mcp Durable Garden wake inbox and MCP wait tools for ChatGPT Chat on Windows. 0 Codex, OpenCode 1 384 tok
adityaarakeri/gitatlas adityaarakeri.github.io Self-contained, browsable atlas map of your multi-repo codebase in a single HTML file, pl 0 Claude Code 1 1,685 tok
Lukapetro/itaca npmjs.com Every project is an Ithaca. A local-first registry of your projects — stack, services, sta 0 Claude Code, Codex, OpenCode 2 222 tok
movie-reservation-platform-lab/movie-recommendation-mcp 0 Claude Code, Codex, OpenCode 11 1,279 tok
movie-reservation-platform-lab/movie-reservation-mcp 0 Claude Code, Codex, OpenCode 11 1,291 tok
avinash-1707/Strata Local-first memory layer for AI agents. Compresses context with a local LLM, indexes it wi 0 Codex, OpenCode 1 1,208 tok
malpanishubham2/snowflake-mcp 0 Claude Code 1 2,332 tok
Jaaziel-Polanco/odoo-mcp 0 Claude Code 1 1,476 tok
hjoliveira/wow-armory-mcp2 0 Claude Code 2 —
Adityaladi/AI-Bain Persistent memory MCP server for AI coding agents. Qdrant + NetworkX + MCP, with decay-bas 0 Codex, OpenCode 1 3,393 tok
erannave/originlab-mcp An MCP server for OriginLab, only tested with Claude Code 0 Claude Code 1 4,666 tok
vugarfamiloglu/graph-x Local knowledge graph for any project: zero-dependency indexer + 7-tool MCP server for Cla 0 Claude Code 1 887 tok
toniher/youtube-personal-feed MCP tool for retrieving last feeds from your Youtube subscriptions 0 Codex, OpenCode 1 1,862 tok
lintheyoung/overleaf-mcp MCP server for self-hosted Overleaf CE — project CRUD, compilation, and structured LaTeX d 0 Claude Code 1 1,175 tok
nhannguyenalien/mcpagentmem 0 Claude Code, Codex, OpenCode 2 229 tok
All3yp/omnisearch-mcp 0 Claude Code, Codex, OpenCode 3 1,019 tok
codeforanchorage/anchorage-checkbook-mcp MCP server for the Municipality of Anchorage Open Checkbook (OpenContext fork) 0 Claude Code 1 2,224 tok
CourtimusPrime/Rayshio An invoice aggregator and MCP server for businesses 0 Claude Code 4 1,446 tok
ludi-uni/runtime-inspector-mcp 0 Codex, OpenCode 1 1,094 tok
ZunbaRan/tldraw-mcp-app 0 Codex, OpenCode 1 252 tok
Sameet1308/databricks_mcp databricks_mcp 0 Claude Code 1 2,087 tok
rsascha/mcp-debug-claude-desktop Minimal instrumented MCP server over stdio: records raw bytes, parsing, handler timing and 0 Claude Code 1 5,031 tok
RAGton/mcp-incus-vm 0 Claude Code 1 292 tok
sh051024-ops/stock-trading-simulator An automated paper-trading simulator for Korean stocks. Integrates with Claude using Djang 0 Claude Code 1 2,607 tok
negativexq/repo-context-forge A local-first MCP platform that analyzes codebases and generates deterministic, source-gro 0 Codex, OpenCode 1 1,024 tok
RootMePLS/nutrition-mcp Nutrition MCP server with local PostgreSQL food tracking 0 Claude Code 1 5,249 tok
mikewolfd/voiceover-mcp MCP server for browser testing with real macOS VoiceOver or Guidepup's virtual screen read 0 Codex, OpenCode 1 542 tok
HanlunWang/apple-suite-mcp Secure, modular, opt-in MCP connector for the Apple app suite — a security-focused rewrite 0 Codex, OpenCode 1 1,367 tok
arunash/cairn arunash.com A local, read-only-by-default insights engine for your own Robinhood account — a shell on 0 Claude Code 1 747 tok
YC-CLT/cmd-exec-mcp A simple MCP server for executing commands locally, in sandbox, and remote environments 0 Codex, OpenCode 1 4,536 tok