How real projects configure their agents

43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715

All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79

Project Stars Configures Files Always loaded
Icarus603/claude-code Refactored fork of the sourcemap-leaked Claude Code CLI 28 Claude Code, Codex, OpenCode 2 12,622 tok
kornia/bubbaloop kornia.org Open-source Hardware AI agent. Single Rust binary for cameras, sensors, robots, and IoT fl 28 Claude Code 2 4,789 tok
arturogarrido/claudinho npmjs.com ⚽ 2026 World Cup live scores in your terminal — MCP server, CLI & statusline for Claude Co 28 Claude Code, Codex, OpenCode 2 7,789 tok
kznr02/OpenTester AI-Drived end-to-end test platform 28 Claude Code 1 1,473 tok
ThinkyMiner/codeTree code-tree-website.vercel.app MCP server with 23 tools for structured code understanding via tree-sitter. 10 languages. 28 Claude Code, Codex, OpenCode 2 12,779 tok
barbacane-dev/barbacane barbacane.dev Barbacane API and Bidirectional AI Gateway 28 Claude Code 1 1,171 tok
EchoingVesper/mcp-task-orchestrator A Model Context Protocol server that provides task orchestration capabilities for AI assis 28 Claude Code 34 3,416 tok
adilmoujahid/p5js-ai-editor A modern, web-based IDE for creating and editing p5.js sketches with AI assistance and Mod 28 Cursor 1 636 tok
dr-robert-li/cowork-wordpress-expert A plugin to turn your Claude agent into a WordPress expert 28 Claude Code 1 1,243 tok
pixell-global/sayou The persistent workspace for AI agents 28 Claude Code 1 520 tok
dynatrace-oss/dynatrace-managed-mcp An MCP server for self-hosted Dynatrace Managed platform 28 Claude Code, GitHub Copilot 2 2,151 tok
frozenlib/mcp-attr A library for declaratively building Model Context Protocol servers. 28 Claude Code 1 2,068 tok
tari-project/tari-ootle tari.com Tari Layer-2 Protocol 28 Claude Code 1 1,496 tok
shidesheng0218/repo-ready npmjs.com Make your repo ready for Codex, Claude Code, Cursor, and contributors. 28 Claude Code, Codex, OpenCode 2 323 tok
bejranonda/LLM-Autonomous-Agent-Plugin-for-Claude Autonomous self-learning agent plugin for Claude Code — 36 specialized subagents in a 4-ti 28 Claude Code 1 5,627 tok
morphllm/morph-claude-code-plugin Morph plugin for Claude Code 28 Claude Code 1 79 tok
ReviewToolkits/cext-review-toolkit A Claude Code plugin for reviewing CPython C extensions — finding API misuse, memory safet 28 Claude Code 1 2,660 tok
vimo-ai/memex vimoai.dev One Memory. All CLIs. Never Compacted. Exact Search. 28 Claude Code 1 1,000 tok
Ivlad003/mcp_newrelic 28 Claude Code 1 183 tok
MyrikLD/memlord Self-hosted MCP memory server for personal use and teams 28 Claude Code 1 1,291 tok
dougwithseismic/cursor-tools building tools with cursor to make cursor faster so I can ubuild tools to be faster at mak 28 Cursor 1 2,110 tok
iamrichardD/mcp-server-pinescript AI-optimized MCP server for PineScript v6 development with documentation access and code r 28 Claude Code 6
Ventuss-OvO/cc-costline Enhanced statusline for Claude Code — see your 7d/30d spend at a glance 28 Claude Code, Codex, OpenCode 2 2,622 tok
NotNull92/hera-agent-unity Low-token CLI for AI agents to control a live Unity Editor. 28 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 6 24,428 tok
nrwl/nx-ai-agents-config 28 Claude Code, Codex, OpenCode 3 1,202 tok
alexcong/gemini-deepsearch-mcp 28 Claude Code 1 1,593 tok
Zeus-Deus/omarchy-mcp 28 Claude Code 1 718 tok
rgmez/apple-accessibility-skills Accessibility audit skills for Apple platforms (SwiftUI, UIKit, AppKit) 28 Codex, OpenCode 1 233 tok
danieleteti/mcp-server-delphi MCP (Model Context Protocol) server library for Delphi. Built on DMVCFramework, it lets yo 28 Claude Code 1 1,686 tok
dahlia/ko-stdict-mcp jsr.io Standard Korean Language Dictionary MCP server 28 Codex, OpenCode 1 393 tok
iam-epiphany/resume-agent A personal resume RAG Q&A Agent for interviewer–candidate scenarios: puts resumes, certifi 28 Codex, OpenCode 1 464 tok
estevesjh/mcp-ads-arxiv MCP server for Claude: Read scientific papers from LaTeX source, not PDFs. NASA ADS search 28 Claude Code 1 1,415 tok
theagenticguy/erpaval ERPAVal — autonomous software development. Six-phase Explore/Research/Plan/Act/Validate/Co 28 Claude Code 1 562 tok
mjunaidca/mjs-agent-skills A curated collection of Agent Skills — reusable units of intelligence that teach AI Genera 28 Claude Code 5 2,562 tok
MonkeyUI-dev/vibe-to-ui Make AI-generated UI actually look designed. 28 Codex, OpenCode 1 2,738 tok
DataCovey/nornweave nornweave.datacovey.com An open-source, self-hosted API that turns standard email providers (Mailgun, SES, SendGri 28 Claude Code, Cursor 31
TheArcForge/Hades Unity-aware AI infrastructure for Claude Code — a macOS app that serves a knowledge graph 28 Claude Code 1
raccioly/docguard npmjs.com The enforcement tool for Canonical-Driven Development (CDD). Audit, generate, and guard yo 28 Claude Code, Codex, OpenCode 34 2,579 tok
Hack23/European-Parliament-MCP-Server hack23.com European Parliament MCP Server - Political intelligence for AI agents 28 Claude Code, Codex, GitHub Copilot 56 1,498 tok
taurgis/sfcc-dev-mcp sfcc-mcp-dev.rhino-inquisitor.com Supercharge your Salesforce B2C Commerce Cloud development with AI-powered documentation a 28 Claude Code, Codex, GitHub Copilot, OpenCode 13 10,977 tok
derive-to/derive derive.to Review and approval for work made by AI agents. Fair Source, self-hostable, and MCP-native 28 Claude Code, Codex, OpenCode 5 1,506 tok
MetroStar/comet metrostar.github.io React with TypeScript Component Library based on USWDS 3.0 28 Codex, OpenCode 1 397 tok
zoxknez/ai-coding-rules 28 Claude Code, GitHub Copilot 9 2,909 tok
ProfSynapse/Synaptic-Tuner 28 Claude Code, Codex, OpenCode 14 6,355 tok
tfcace/hash runhash.dev A POSIX shell with AI in the grammar: type ?? to drive Claude Code, Cursor CLI, Gemini CLI 28 Claude Code 1 1,137 tok
AlanHuang168/AI-Project-Workflow npmjs.com A general AI-native software delivery workflow for Cursor, Claude Code, Codex, Qoder, Code 28 Claude Code, Codex, OpenCode 2 376 tok
CPLX/flighty-mcp-server MCP server for the Flighty flight tracking app — 12 tools for flights, status, stats, and 28 Claude Code 1 610 tok
leighstillard/claude-tools Developer tooling setup for Claude Code — installs and configures RTK, LSP servers, and pl 28 Claude Code 1 1,211 tok
ember-tooling/ember-mcp MCP Server for use with ember projects 28 GitHub Copilot 1 583 tok
aaronsb/think-strategies An MCP server that provides structured thinking strategies for breaking down complex probl 28 Claude Code 1 713 tok