How real projects configure their agents

1,902 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 agents7,374Claude Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269Frontend2,250Security1,980Productivity1,695

All Claude Code32,004 Codex23,112 OpenCode21,881 GitHub Copilot3,501 Gemini CLI1,902 Cursor1,724 Windsurf62 Kiro40

Project Stars Configures Files Always loaded
Fmarzochi/EGC fmarzochi.github.io EGC gives every AI coding agent the same brain. Shared memory, skills, and live context ac 48 Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode 20 8,061 tok
kittimasak/thai-token-optimizer A Thai token optimization tool for AI coding agents that keeps commands, code, and technic 47 Codex, Gemini CLI, OpenCode 2 812 tok
firelock-ai/kin kinlab.ai The system of record for AI-written software. A persistent graph of entities, relationship 47 Claude Code, Codex, Gemini CLI, OpenCode 3 2,345 tok
salavender/antigravity-compound-engineering-plugin Non-Official Antigravity IDE compound engineering plugin 47 Gemini CLI 1 1,242 tok
intent-integrity-chain/kit Intent Integrity Kit - Closing the intent-to-code chasm 47 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 7 1,884 tok
elastic/docs-content docs-v3-preview.elastic.dev Elastic Documentation Content 47 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 1,504 tok
hiroro-work/claude-plugins 47 Claude Code, Codex, Gemini CLI, OpenCode 21 3,296 tok
cbdb-project/cbdb-online-main-server CBDB online system main server 47 Claude Code, Codex, Gemini CLI, OpenCode 4 6,384 tok
angrysky56/mcp-logic Fully functional AI Logic Calculator utilizing Prover9/Mace4 via Python based Model Contex 46 Gemini CLI 1 837 tok
calesthio/PhantomReach Free, open-source local business intelligence audits for marketers and agencies. Run on yo 46 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 2,139 tok
Naridon-Inc/aura auravcs.com The Semantic Time Machine & Orchestrator for AI-Generated Code. 46 Claude Code, GitHub Copilot, Cursor, Gemini CLI 4 4,116 tok
Zizka-ai/ZizkaDB db.zizka.ai Self-hosted DB for AI agents. Prove why an agent did something , causal lineage (why()), 46 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 7 3,804 tok
gracefullight/krds krds.gracefullight.dev Theme & components for the Korea Design System (krds.go.kr) — MUI v7 + Tailwind v4 / Base 46 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 71 5,534 tok
prassamin/fetchy gofetchy.pras.me Fetchy is the ultimate free video downloader that allows you to download videos and photos 46 Gemini CLI 1 925 tok
GoogleCloudPlatform/genmedia-izumi-agent 46 Gemini CLI 1 147 tok
idoforgod/Church-Admin-AgenticWorkflow Church Administration AI Agentic Workflow Automation System 45 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 44 40,238 tok
aliafshar/brain A multi-agent framework built into GEMINI.md to run on the Gemini CLI 44 Gemini CLI 1 1,188 tok
gracefullight/stock-checker Fetches multiple tickers’ stock data, calculates key indicators, and auto-generates daily 44 Claude Code, Codex, Gemini CLI, OpenCode 7 3,936 tok
bezael/ai-workflow-kit ai-workflow-kit 44 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 2,508 tok
krazyjakee/AGENTS.db AGENTS.db is AGENTS.md on steroids. A file format and toolkit for deterministic context. 44 Claude Code, Codex, Gemini CLI, OpenCode 3 705 tok
blockscout/mcp-server Wraps Blockscout APIs and exposes blockchain data by Model Context Protocol 44 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 25 8,468 tok
davidbuenov/dbv-md-reader davidbuenov.github.io Lector nativo de Markdown (.md) para Windows, Linux y macOS, ultra-ligero de lectura y ed 44 Claude Code, GitHub Copilot, Gemini CLI 10 811 tok
jonaschen/Android-Software A Hierarchical AI Agent Skill Set for managing AOSP platform integration, built on an MMU- 44 Claude Code, Codex, Gemini CLI, OpenCode 3 2,760 tok
loonghao/auroraview loonghao.github.io A blazingly fast, lightweight WebView framework for DCC (Digital Content Creation) softwar 44 Claude Code, Codex, Gemini CLI, OpenCode 26 1,428 tok
Endgame-Labs/goated Always-on personal AI assistant built around Claude Code and Codex. 43 Claude Code, Codex, Gemini CLI, OpenCode 3 483 tok
KongFangXun/sofagent sofagent.ai FDE Harness: audit-first governance for AI coding agents — 24 rules, HMAC chain, snapshot 43 Claude Code, Codex, Gemini CLI, OpenCode 4 1,026 tok
litestar-org/litestar-fullstack-inertia inertia.fullstack.litestar.dev A fully-functional reference application using Litestar, Inertia JS, and Advanced Alchemy 43 Claude Code, Codex, Gemini CLI, OpenCode 15 1,919 tok
vuralserhat86/antigravity-agentic-skills OS for Agents: 130+ Agentic Skills, Gemini Protocols, and Autonomous Workflows. (Antigravi 42 Gemini CLI 1 1,034 tok
ferdinandobons/CodeDebrief ferdinandobons.github.io Local-first static analysis that turns source code into deterministic, source-grounded wor 42 Claude Code, Codex, Gemini CLI, OpenCode 3 4,365 tok
twitbruv/twitbruv 42 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 2,081 tok
dcc-mcp/dcc-mcp-core dcc-mcp.github.io Skill-first control plane for creative tools: shared MCP/REST runtime, gateway, CLI, marke 42 Claude Code, Codex, Gemini CLI, OpenCode 3 15,388 tok
zcaudate-xyz/foundation-base zcaudate.xyz core libs and utilities 42 Codex, Gemini CLI, OpenCode 2 21,475 tok
MedAdemBHA/docflow Documentation memory for AI coding agents—route project knowledge, reduce repeated context 41 Codex, Cursor, Gemini CLI, OpenCode 3 358 tok
j5ik2o/oni-comb-rs A parser-monad combinator library for Rust — named after Oni-Kombu (鬼昆布) 41 Claude Code, Codex, Gemini CLI, OpenCode 36 7,758 tok
manzolo/myshell-openvoice-docker This Dockerfile provides a convenient way to set up an environment for running OpenVoice, 41 Claude Code, Gemini CLI 2 1,720 tok
nirholas/universal-crypto-mcp mcp.giving Universal MCP server for AI agents to interact with any* blockchain via natural language a 40 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 802 tok
JosephHampton/awesome-gemini-cli-subagents A curated collection of 81 production-ready subagents for Gemini CLI. Drop them into .gemi 40 Gemini CLI 1 252 tok
UseJunior/safe-docx safedocx.com Safe DOCX suite: docx-primitives, docx-comparison, safe-docx MCP server 40 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 9 2,293 tok
mrgoonie/a2a-langgraph-boilerplate a boilerplate for developers who want to start building an AI agent cluster with A2A and M 40 Claude Code, Gemini CLI 2 1,726 tok
savethepolarbears/google-photos-mcp A Model Context Protocol repository for Google Photos API 40 Claude Code, Codex, Gemini CLI, OpenCode 3 1,567 tok
RajjjAryan/career-copilot AI-powered job search pipeline for AI coding agents 40 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 465 tok
cybergarage/go-matter 40 GitHub Copilot, Gemini CLI 2 1,723 tok
ngocquang/source-of-truth Give your coding agent a persistent memory. source-of-truth keeps a living docs/ catalog o 39 Gemini CLI 1 12 tok
FerroxLabs/wayland-core getwayland.com Multi-provider AI agent CLI written in Rust 39 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 9,071 tok
yusong652/flac-mcp pypi.org MCP server connecting AI agents to ITASCA FLAC — run continuum simulations through natural 39 Claude Code, Codex, Gemini CLI, OpenCode 3 3,549 tok
man0l/ai-directories flowcraftpro.com Submit your AI tool or AI Agent in AI directories 39 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 5 4,688 tok
Patrick-Healy/tikz-diagrams-skill 39 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 5 589 tok
pssah4/digital-innovation-agents pssah4.github.io Digital Innovation Agents is an AI-augmented workflow that connects business analysis and 39 Codex, Gemini CLI, OpenCode 2 120 tok
iPythoning/b2b-sdr-hermes-skill Autonomous AI SDR skill for Hermes Agent — finds buyers, qualifies leads, sends outreach, 39 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 1,096 tok
OrcaQubits/agentic-commerce-skills-plugins Skills & plugins for agentic commerce : UCP, ACP, AP2, A2A, WebMCP, Magento 2, BigCommerce 39 Gemini CLI 1 2,121 tok