How real projects configure their agents

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
cm2489/oravan oravan.org Free, nonpartisan, bilingual tool to find your members of Congress, understand active bill 1 Claude Code, Codex, OpenCode 2 3,294 tok
thorchain/swap.thorchain swap.thorchain.org 1 Codex, OpenCode 1 2,248 tok
gaffer-sh/mcp gaffer.sh Gaffer MCP for storing and retrieving Test and CI Artifacts 1 Codex, OpenCode 1 615 tok
magnusquest/startgg-mcp 1 Claude Code, Codex, OpenCode 2 4,990 tok
anhmtk/agentshare-mcp agentshare.dev Agent-paid API for AI agents — dual-auth (API key or x402), MCP Streamable HTTP, free disc 1 Codex, OpenCode 1 2,851 tok
mahAnuj/mcp-multi-db Read-only MCP server for querying PostgreSQL, MySQL, and SQLite from AI agents — multi-dat 1 Claude Code, Codex, OpenCode 2 1,614 tok
felippeyann/agentfi agentfi-admin.vercel.app 1 Claude Code, Codex, OpenCode 3 178 tok
amenti-labs/opendivination Open-source tarot and I Ching SDK with auditable entropy sources, QRNG support, and an age 1 Codex, OpenCode 1 600 tok
wei9072/aegis 1 Codex, OpenCode 1 2,698 tok
srinivasan-sundaresan95/orihime smithery.ai Cross-repo code knowledge graph for Java/Kotlin/JS/TS — MCP server, taint analysis, call g 1 Claude Code, Codex, OpenCode 3 1,402 tok
0xtrou/gumpbox-extensions 1 Codex, OpenCode 1 5,209 tok
WaromiV/openscad-ai-cs C# Openscad MCP 1 Codex, OpenCode 1 984 tok
bajor/gmail-mcp-send-to-list-only send to list only gmail MCP for VPS 1 Codex, OpenCode 1 130 tok
Danejw/connect-server MCP server to connect users 1 Codex, OpenCode 1 329 tok
shieldspprt/solhunt-recovery solhunt.dev SolHunt — Recover forgotten SOL from your wallet. Clean NFTs, sweep dust, and reclaim rent 1 Claude Code, Codex, OpenCode 2 1,806 tok
Eason-Gao3/google-trends-mcp Google Trends MCP (Model Context Protocol) server for AI workflow integration 1 Claude Code, Codex, OpenCode 2 3,133 tok
adarshj322/rishi-ai-mcp pypi.org 🕉️ An MCP server for authentic Vedic Astrology. Unlocks chart casting, planetary transits 1 Claude Code, Codex, GitHub Copilot, OpenCode 16 6,200 tok
robcsaszar/frontend-kit Claude Code skills for SvelteKit, canvas, drag-and-drop, and SVG animation 1 Codex, OpenCode 1 917 tok
mimukit/skills skills.sh My personal collection of AI agent skills; the *kit family. Portable, one install away. 1 Codex, OpenCode 1 6,048 tok
dubzdubz/ctx4-ai ctx4-ai.vercel.app Your portable context layer for Claude & ChatGPT 1 Claude Code, Codex, OpenCode 5 1,871 tok
andr-ca/agentharness andr.ca Portable engineering policies for coding agents — git, testing, logging, and language conv 1 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 13 30,908 tok
lesleslie/css-mcp CSS Analysis and Documentation MCP Server for FastBlocks ecosystem 1 Claude Code, Codex, OpenCode 2 2,191 tok
centia-io/mcp-server centia.io MCP server for Centia.io 1 Codex, OpenCode 1 732 tok
Rethunk-AI/rethunk-mcp-go A Model Context Protocol (MCP) server that provides Go language tools for LLMs to analyze, 1 Claude Code, Codex, OpenCode 2 840 tok
SenMuShare/senmu-buildos AI-native BuildOS for Codex, Claude Code, Doubao, WorkBuddy and ZCode: product discovery, 1 Codex, OpenCode 1 317 tok
Vironnimo/vbot Another personal AI agent. Supports your existing projects and their agents+skills, and th 1 Claude Code, Codex, OpenCode 2 5,045 tok
sandraschi/nuki-mcp FastMCP 3.2 server for Nuki Smart Lock control via Home Assistant Bridge 1 Claude Code, Codex, OpenCode 2 287 tok
grobinson3108/mcp-server-saas-gateway One MCP server, N REST APIs. TypeScript template for building gateway-style MCP servers th 1 Codex, OpenCode 1 329 tok
cityjson/cj-mcp Beta version: MCP server for CityJSON spec 1 Claude Code, Codex, OpenCode 2 1,787 tok
Adversarr/kernel-dsl 1 Claude Code, Codex, OpenCode 2 270 tok
aks-builds/healthcareskills 91 production-grade healthcare engineering skills for AI agents — FHIR, HL7v2, HIPAA, clin 1 Claude Code, Codex, OpenCode 2 1,974 tok
goiltpatpat/patpat Evidence-driven engineering skills for agents. Smaller changes, stronger proof. 1 Codex, OpenCode 1 644 tok
lbk-open/super-spec npmjs.com Agent Skills that take a requirement — or a production alert — to a reviewed pull request: 1 Claude Code, Codex, OpenCode 2 1,528 tok
5queezer/distill Privacy-first team memory MCP server — local LLM distillation before team sync 1 Claude Code, Codex, OpenCode 11 3,492 tok
bitcoin21ideas/skills Cross-agent skills for AI coding agents (Claude Code, Codex, Cursor, Copilot, Gemini), ins 1 Claude Code, Codex, OpenCode 2 951 tok
LoserLab/devourer x.com Devourer is a Claude skill that transforms color palettes into complete production-ready U 1 Codex, OpenCode 1 341 tok
JakeTRogers/my-awesome-copilot Selfishly opinionated GitHub Copilot prompts, agents, instructions, and skills. 1 Claude Code, Codex, GitHub Copilot, OpenCode 5 12,344 tok
ssurmic/claude-investment-skills Investment-research skills for Claude Code: top-down macro-aware framework, bilingual EN/C 1 Claude Code, Codex, OpenCode 2 7,993 tok
Stepkar2004/init-configurator Agentic project base: Claude Code skills bootstrap and evolve your project, a deterministi 1 Claude Code, Codex, OpenCode 2 795 tok
troglodyte/claude-neo4j-mem Claude Neo4j memory plugin, in the manner of claude-mem 1 Claude Code, Codex, OpenCode 3 7,290 tok
YingSun1004/stackshift A transfer-first learning Skill for experienced engineers moving between technology stacks 1 Codex, OpenCode 1 436 tok
ghenriquec/universal-domain-rules-discover-skill universal AI agent skill for discovering domain rules and generating traceable QA scenario 1 Codex, OpenCode 1 93 tok
assoumaaa/odoo-superpowers Odoo development skills for AI coding agents — a Claude Code plugin (also Codex & Gemini C 1 Claude Code, Codex, Gemini CLI, OpenCode 3 593 tok
adityaarakeri/senior-agent-skills adityaarakeri.github.io Eight portable SKILL.md playbooks that make coding agents work like careful senior enginee 1 Codex, OpenCode 1 487 tok
kreek/consult Engineering quality focused skills for AI coding agents that keep humans in the loop. 1 Claude Code, Codex, OpenCode 2 4,281 tok
Goodsmileduck/claude-registry Community marketplace of Claude Code plugins: DevOps skill packs (Terraform, Kubernetes, C 1 Codex, OpenCode 1 4 tok
lc-rezende/AI-Custom-Skills A repository containing a variety of custom AI Skills crafted to make our life easier. 1 Codex, OpenCode 1 991 tok
Hoja-Solutions/agent-stdlib A standard library for building agents. 1 Claude Code, Codex, OpenCode 1 969 tok
btmoriarty/kochab An honest, human-in-the-loop job search that runs inside Claude. It drafts; you send. No a 1 Codex, OpenCode 1 787 tok
caprica-Six/hyperliquid-insights-web hyperliquid-insights-web-szxm.vercel.app Modern crypto market dashboard with latest Next 16 Server Components, TypeScript, shadcn/u 1 Claude Code, Codex, OpenCode 4 707 tok