How real projects configure their agents

1,906 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 agents7,450Claude Code6,586Data and AI3,698Backend and APIs3,488Languages3,402Planning3,191Git and workflow3,129Code review2,728Memory and context2,353Testing2,330DevOps and cloud2,293Research2,288Writing and docs2,283Frontend2,242Security1,990Productivity1,704

All Claude Code32,053 Codex23,184 OpenCode21,956 GitHub Copilot3,523 Gemini CLI1,906 Cursor1,729 Windsurf98 Kiro64

Project Stars Configures Files Always loaded
ccivlcid/VibeHarness 5 Claude Code, Codex, Gemini CLI, OpenCode 24 3,278 tok
mathruffian-dot/gem-to-skill-kit Guide Google AntiGravity users to inventory Gemini Gems and upgrade selected Gems into por 5 Codex, Gemini CLI, OpenCode 5 756 tok
AdvayRoy/slate-skills Token-efficient skills for Codex and Claude Code. Less agent noise. More engineering signa 5 Claude Code, Codex, Gemini CLI, OpenCode 3 501 tok
gastownhall/website 5 Claude Code, Codex, Gemini CLI, OpenCode 4 1,608 tok
ownego/token-slayer Cooperative idle boss raid for engineering teams. Every token your coding agents spend (Cl 5 Claude Code, Codex, Gemini CLI, OpenCode 18 12,423 tok
FutureTranz-Inc/ai-ethics FutureTranz AI ethics and attribution enforcement framework 5 Claude Code, Codex, Gemini CLI, OpenCode 3 1,787 tok
chiptoe-svg/nanoclaw_flexagents nanoclaw_flexagents — forked from qwibitai/nanoclaw 5 Claude Code, Codex, Gemini CLI, OpenCode 43 6,865 tok
thiscantbeserious/agent-session-recorder AGR is a terminal recorder, player and asciicast v3 optimizer that automatically records y 5 Claude Code, Codex, Gemini CLI, OpenCode 3 299 tok
alexey1312/swift-index SwiftIndex — Swift-native semantic code search 5 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 33 5,287 tok
Juce-me/init_agents_md Reusable starter for installing and maintaining a shared AGENTS.md instruction file across 5 Claude Code, Codex, Gemini CLI, OpenCode 3 2,823 tok
irahardianto/rugged-gemini A rugged, high-quality configuration suite for AI Agents on Gemini CLI. 5 Claude Code, Gemini CLI 88
Emily2040/parallel-codegen-orchestrator 5 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 4 163 tok
RealAdarsh/jj-skill Cross-agent Jujutsu (jj) workflow skill for coding agents (Codex, Claude, Gemini, and AGEN 5 Claude Code, Codex, Gemini CLI, OpenCode 3 312 tok
omgtwhub/payment-aio-skill 5 Codex, Gemini CLI, OpenCode 2 1,015 tok
its-meseba/antigravity-configuration-and-claude-skills-integration I like using Antigravity IDE, and I wanted to have the capabilities of Claude Code Skills 5 Gemini CLI 1 2,580 tok
ragnarok22/agent-skills Single source of truth for your custom Agent skills. 5 Claude Code, Codex, Gemini CLI, OpenCode 3 571 tok
Emily2040/frontend-no-slop 5 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 5 416 tok
meta-quest/Meta-Horizon-Platform-SDK-Samples Collection of sample projects demonstrating integrations of the Meta Horizon Platform SDK. 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 5 1,031 tok
evefrontier/dapp-index EVE Frontier Dapp Index product: a Sui registry, Walrus-backed metadata flow, and web app 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 1,146 tok
b-fontaine/devoxx-2026 Support de talk pour devoxx 2026 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 3,036 tok
generic-automation-and-it/smooth-code-repo-index-mcp Monorepo code indexing and retrieval for AI coding agents, with first-class `AGENTS.md` su 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 5 4,449 tok
jsattler/agentic-productivity 5 Claude Code, Codex, Gemini CLI, OpenCode 3 787 tok
jimmyliao/lab-agy 5 Claude Code, Codex, Gemini CLI, OpenCode 3 536 tok
brainets/braina Brain Interaction Analysis 5 Claude Code, Codex, Gemini CLI, OpenCode 3 3,362 tok
CorbinRandall/ableton-ai-plugin-creation-pipeline Bootstrap + Python pipeline for Max for Live: JSON spec → .amxd → Ableton User Library → l 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 3,622 tok
acn-ericlaw/agent-memory acn-ericlaw.github.io A lightweight, vendor-neutral AI memory tool for human–AI collaboration that turns a clear 5 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 6 642 tok
hollandkevint/thinkhaven thinkhaven.co Pressure-test a strategic decision and leave with a shareable decision record. The live pr 5 Claude Code, Codex, Gemini CLI, OpenCode 42 5,366 tok
mvrozanti/mandragora 🔧 Fly, bolt, and bar, and band! Nor move, nor swerve, joint, muscle, or nerve, at the spe 5 Claude Code, Codex, Gemini CLI, OpenCode 6 5,117 tok
vijayatechlabs/openstart vijayatechlabs.com AEO-first custom application framework for Websites, Applications. 5 Claude Code, Codex, Gemini CLI, OpenCode 8 574 tok
felixssimoes/muxa_xtream Dart-only, typed client for Xtream/XUI IPTV portals—connect, fetch live/VOD/series + EPG, 5 Codex, Gemini CLI, OpenCode 2 1,836 tok
arsenyspb/comet-boundary hashicorp.com React Single Page Application (SPA) web client for Hashicorp Boundary 5 Claude Code, Codex, Gemini CLI, OpenCode 3 1,170 tok
GiuseppeScottoLavina/crossbus giuseppescottolavina.github.io Unified messaging for browser applications 5 Claude Code, Codex, Gemini CLI, OpenCode 3 10,949 tok
s1366560/agi-demos 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 14 8,607 tok
gmoncor/agentic-engineering-framework Framework de plantillas para desarrollo de software asistido por IA — compatible con cualq 5 Claude Code, Codex, Gemini CLI, OpenCode 37 8,762 tok
Maxim-Mazurok/route-aware-fuel-finder 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 761 tok
ksyed0/PlanVisualizer A GitHub centric, markdown enabled visualization tool for AI assisted coding flows to pres 5 Claude Code, Codex, Gemini CLI, OpenCode 5 9,879 tok
Baughn/machine-config-template NixOS machine config template, preconfigured for AI assistance 5 Claude Code, Codex, Gemini CLI, OpenCode 5 1,484 tok
agentic-swe/agentic-swe agentic-swe.github.io A pure-markdown orchestration pipeline that enables Claude Code to autonomously execute so 5 Claude Code, Codex, Gemini CLI, OpenCode 3 9,155 tok
FilipNowakowicz/nixos-config Personal NixOS and Home Manager flake for multi-host infrastructure with sops-nix secrets, 5 Claude Code, Codex, Gemini CLI 12 3,404 tok
feststelltaste/problemrider feststelltaste.github.io ProblemRider is an application that helps software teams dig deeper into the real root cau 5 Claude Code, Codex, Gemini CLI, OpenCode 12 2,300 tok
boparaiamrit/skills-by-amrit An agentic skills framework that makes AI coding assistants think like senior staff engine 5 Claude Code, Gemini CLI 2 6,417 tok
lumerix7/ragflow-knowledge-mcp-server A simple MCP server of knowledge base for RAGFlow. 5 Gemini CLI 1 2 tok
zloether/serverless-mcp-server Template for a serverless MCP server 5 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf 5 1,779 tok
pwl1987/ai_story Automated generation tools for AI videos, AI anime, AI short dramas, and AI comics. 5 Claude Code, Codex, Gemini CLI, OpenCode 3 7,694 tok
BlueEventHorizon/Swift-Selena Swift Analyzer MCP Server, with respect to Serena 5 Claude Code, Codex, Gemini CLI, OpenCode 15 4,690 tok
drshailesh88/integrated_content_OS 5 Claude Code, Codex, Gemini CLI, OpenCode 3 15,524 tok
nimbus-agent/Nimbus nimbus-agent.dev On-call intelligence for DevOps and platform teams. Local-first AI agent over your tools — 5 Claude Code, Gemini CLI 27 40,436 tok
Subconscious-ai/ghostshell MCP (Model Context Protocol) server for the Subconscious AI API 5 Claude Code, Codex, Gemini CLI, OpenCode 3 2,009 tok
gobing-ai/superskill A manager for multi-agent skill, slash command, subagent, hook, MCP and etc. 5 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 5 2,687 tok
OpenLAIR/dr-claw-plugin-cc Dr. Claw plugin for Claude Code — AI research pipeline 5 Claude Code, Codex, Gemini CLI, OpenCode 3 6,051 tok