How real projects configure their agents

23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715

All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80

Project Stars Configures Files Always loaded
jrobelia/inventree-plugin-ai-toolkit Development toolkit for creating InvenTree plugins with GitHub Copilot integration. Includ 1 Claude Code, Codex, OpenCode 1 1,210 tok
eikonoikari1/skillport Skill for translating AI coding skills across Claude Code, Cursor, Codex, OpenClaw, Copilo 1 Codex, OpenCode 1 586 tok
gideonagbavor8/curriculumcraft-ai curriculumcraft-ai.vercel.app CurriculumCraft AI — An AI-powered instructional design platform that helps Ghanaian JHS t 1 Claude Code, Codex, OpenCode 2 79 tok
runwhen-contrib/runwhen-platform-mcp runwhen.com RunWhen Platform MCP Server 1 Codex, GitHub Copilot, OpenCode 2 3,112 tok
armandojaleo/hipercampo Living, local-first memory for Claude built on hypervectors (VSA) — surprise-gated writing 1 Claude Code, Codex, OpenCode 4 407 tok
ZapSign/api-mcp MCP node server for API 1 Claude Code, Codex, Cursor, OpenCode 4 2,624 tok
crnisamuraj/G0DM0D3-mcp 1 Codex, OpenCode 1 3,451 tok
nunosoarescsw/copilot-agentic-workshop A full-day, self-paced workshop to build agentic AI workflows with GitHub Copilot — Instru 1 Claude Code, Codex, GitHub Copilot 8 1,955 tok
13624725933/agent-rulescope 13624725933.github.io See exactly which instructions your coding agent inherits. Scan AGENTS.md, CLAUDE.md, Curs 1 Codex, OpenCode 1 83 tok
Tawe/AI-CLI-Memory-Sync-Repo Maintain one canonical AI instructions file (INSTRUCTIONS.md) and sync it to tool-specific 1 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 1,196 tok
hsr88/scavi scavi.cc Context linter for AI coding agents. Detects stale, conflicting, and incorrect instruction 1 Codex, OpenCode 1 1,830 tok
blitznihar/task-tracker-copilot-md Sample application best practices for using instruction files, prompt files and agent md f 1 Codex, GitHub Copilot, OpenCode 6 3,151 tok
Sanmu-27/repo2agent npmjs.com ESLint for AI coding agents: generate AGENTS.md, CLAUDE.md, Cursor rules, Copilot instruct 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 930 tok
Uky0Yang/agent-rules-lint pypi.org Lint AGENTS.md, CLAUDE.md, Cursor rules, and Copilot instructions for safer AI coding agen 1 Codex, OpenCode 1 165 tok
zzz030981-max/agent-context-lens DevTools for AI coding instructions: trace effective context across Codex, Claude Code, Cu 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 198 tok
hydershah/nextjs-ai-template AI-optimized web dev template with auto-routing Claude Code sub-agents, GitHub Copilot & O 1 Claude Code, Codex, GitHub Copilot, OpenCode 4 1,049 tok
qduc/code-rag An MCP server that add semantic code search to your coding agent 1 Claude Code, Codex, OpenCode 2 1,354 tok
pvliesdonk/paperless-mcp FastMCP server wrapping the Paperless-NGX REST API 1 Claude Code, Codex, OpenCode 13 5,152 tok
mdemyanov/ktalk-mcp MCP server for accessing Kontur Talk (KTalk) recordings, transcripts and summaries 1 Claude Code, Codex 4 2,199 tok
omd-local/markdown-everything Privacy-first local context inbox for traceable Markdown, Obsidian vaults, and agents 1 Claude Code, Codex 1
marmar9615-cloud/agentbridge-protocol An AI-native action layer that helps apps expose structured, permissioned actions for agen 1 Claude Code, Codex, OpenCode 2 4,865 tok
Mihai-Codes/tldraw-mcp-server The most comprehensive MCP server for tldraw — programmatic canvas toolkit for AI agents 1 Codex, OpenCode 1 3,719 tok
tsilva/mcp-wandb 🔬 Query your Weights & Biases experiments directly from LLM agents via Model Context Prot 1 Claude Code, Codex, OpenCode 2 401 tok
HydroChlorix/googledrive-mcp-server 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,251 tok
KenLSM/node-huckleberry-mcp Huckleberry MCP server for Claude, Cursor, and other AI assistants. Query and log baby sle 1 Claude Code, Codex, OpenCode 2 2,662 tok
OpenCodeEngineer/chrome-devtools-mcp npmjs.org Chrome DevTools for coding agents 1 Codex, OpenCode 1 206 tok
QuickerHub/everything-mcp MCP server for fast cross-project file search via voidtools Everything (Windows) 1 Codex, OpenCode 1 196 tok
jleechanorg/mcp_agent_mail_archived Like gmail for your coding agents. Lets various different agents communicate and coordinat 1 Claude Code, Codex, OpenCode 6 4,139 tok
Byte-Naut/npu-vision-fallback Archived experiment: local OCR and OpenVINO NPU UI detection over MCP 1 Claude Code, Codex, OpenCode 2 3,563 tok
gitbosung/open-ALIO-mcp MCP server for Korean public institution information from ALIO and ALIO Plus. 1 Claude Code, Codex, OpenCode 2 1,292 tok
Volpestyle/swarm-mcp Host-neutral MCP server for cross-agent discovery, coordination, file locking, and task ha 1 Claude Code, Codex, OpenCode 4 128 tok
JKasteele/ai-act-companion huggingface.co Local-first, explainable EU AI Act risk classifier with risk-assessment/DPIA/bias/AI-secur 1 Claude Code, Codex, GitHub Copilot, OpenCode 4 546 tok
uchinx/mcp-atlassian 1 Codex, OpenCode 1 712 tok
snowhypers/LoanRiskLens_MCP 1 Claude Code, Codex, OpenCode 2 556 tok
co-native-ab/graphdo-ts A TypeScript MCP server that gives AI agents scoped, low-risk access to Microsoft Graph. 1 Claude Code, Codex, OpenCode 17 4,416 tok
seabearDEV/Reverie seabear.dev A command-line information store for quick reference of frequently used data, with dot not 1 Claude Code, Codex, OpenCode 2 919 tok
CariotInc/cariot-mcp-server 1 Codex, OpenCode 1 106 tok
ymyzk/nagoya-bus-mcp MCP server for Nagoya City Bus 1 Claude Code, Codex, GitHub Copilot, OpenCode 3 1,493 tok
Jercik/perplexity-agent-mcp An opinionated, coding-specialized, Model Context Protocol server that integrates Perplexi 1 Claude Code, Codex, OpenCode 2 7,929 tok
CaseyRo/mcp-readwise MCP server for Readwise + Readwise Reader. Engagement-aware reads, write tools, and a mark 1 Claude Code, Codex, OpenCode 21 431 tok
philipithomas/ghost-mcp mcp.contraption.co An experimental MCP server for Contraption Company essays 1 Codex, OpenCode 1 619 tok
Knuckles-Team/archivebox-api ArchiveBox API and MCP Server 1 Claude Code, Codex, OpenCode 2 3,524 tok
waTeim/cnpg-mcp An MCP Server for the Cloud Native PG Controller 1 Codex, OpenCode 1 879 tok
protosskai/chatgpt-context-mcp 1 Codex, OpenCode 1 754 tok
berthojoris/katcoder-mysql-mcp 1 Codex, OpenCode 1 90 tok
PrinceGupta1999/graylog-mcp Unofficial Graylog MCP 1 Claude Code, Codex, Cursor, OpenCode 3 1,109 tok
bleugreen/kicad-mcp 1 Codex, OpenCode 1 641 tok
iPraBhu/mcp-perforce-server npmjs.com Enterprise-grade MCP server enabling AI assistants (Claude, Cursor, Copilot, ChatGPT) to s 1 Codex, OpenCode 1 5,893 tok
aakashH242/mcp-playwright aakashh242.github.io Playwright Model Context Protocol Server - Tool to automate Browsers and APIs in Claude De 1 Codex, OpenCode 1 658 tok
nxxxsooo/mcp-server-wechat-mp MCP Server for WeChat Official Account (微信公众号) 1 Codex, OpenCode 1 717 tok