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
temporal-sa/temporal-java-template 2 Codex, OpenCode 1 3,939 tok
0xenzyme/code-orb CLI-first coding agent with a future desktop path. 2 Claude Code, Codex, OpenCode 2 1,324 tok
JECT-Study/Zimdugo-4th-Client JECT Team 1, Cohort 4 FE 2 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 6 4,916 tok
snoodleboot-io/prompticorn 2 Claude Code, Codex, OpenCode 2 2,029 tok
meteosimaji/cappuccino DiscordBOT agent code. 2 Codex, OpenCode 1 31,195 tok
wate/MD-Ticket A lightweight text-based ticket management system. 2 Codex, OpenCode 1 2,073 tok
porchetthub/-https-github.com-DietrichGebert-ponytail 2 Codex, GitHub Copilot, OpenCode 2 1,117 tok
are-es/paap Self-hosted LLM API gateway. One endpoint, 40+ providers. 2 Codex, OpenCode 1 9,252 tok
tovrleaf/obscvratfi Official noisework website for Obscvrat 2 Codex, OpenCode 1 4,116 tok
docxology/literature doi.org Python literature-review toolkit: unified search across arXiv, PubMed, Semantic Scholar, C 2 Codex, OpenCode 1 2,892 tok
xlr8harder/aibb Git-backed bulletin boards and controlled forum harnesses for AI models 2 Codex, OpenCode 1 715 tok
AlfonsoM0/cortex-md 🧠 Zero-dependency persistent memory for AI coding agents. Just Markdown. No servers, no d 2 Codex, OpenCode 1 1,826 tok
Chachamaru127/codex-harness 2 Claude Code, Codex, OpenCode 50 3,123 tok
RedHatResearch/aibom-security AI BOM Security 2 Claude Code, Codex, OpenCode 2 2,883 tok
vatana7/bootstrap-agent-template 2 Codex, OpenCode 1 492 tok
m1em1e/vibecoding-tools-4codex-cn Sharing one I made for personal use. 2 Codex, OpenCode 1 3,101 tok
katmin2001/kenzy_agent_ai_template 2 Codex, OpenCode 2 445 tok
chentao326/agent-handoff Codex + Claude Code + Reasonix three-party collaboration workflow: a 6-stage handoff proto 2 Codex, OpenCode 1 583 tok
epicurrents/core epicurrents.io A modular JavaScript library for neurophysiological data 2 Codex, OpenCode 1 12,473 tok
amindell11/astronomical-home 2 Claude Code, Codex, OpenCode 7 3,318 tok
sojipi/separate-vocals-skill Audio vocal separation using Meta's Hybrid Transformer Demucs — isolate human voice from b 2 Claude Code, Codex, OpenCode 2 780 tok
skarpsill/SWAPI AI-ready SOLIDWORKS API knowledge base with parsed documentation, indexes, graphs, and aut 2 Codex, OpenCode 1 534 tok
Caxson/proof-of-work A disciplined-engineer + persistent-self layer for Claude Code 2 Codex, OpenCode 1 3 tok
theogravity/bun-elysiajs-starter-turbo-monorepo A starter monorepo for building APIs with Bun, ElysiaJS, Kysely, and Turborepo — includes 2 Claude Code, Codex, OpenCode 3 4,547 tok
densmirnov/acme-labs ACME Labs — a minimal demonstration environment for the practical section “How to Build Yo 2 Codex, OpenCode 1 574 tok
TuTouPower/repo_template Template repository 2 Claude Code, Codex, OpenCode 3 219 tok
WorldKeeptrying/e_meng_jing_xi_book 2 Codex, OpenCode 1 313 tok
mw10013/cloudflare-effect-react-router-saas 2 Codex, GitHub Copilot, OpenCode 6 2,701 tok
andrejkaxz/Vanessa_for_AI Rules, Agent Skills, and a step catalog for Vanessa Automation for Codex, Claude Code, Ope 2 Claude Code, Codex, OpenCode 2 887 tok
Elvis-WDev/ExpressJS-agent-context 2 Claude Code, Codex, GitHub Copilot, OpenCode 14 1,454 tok
elanmed/agent-js A minimal agent harness 2 Codex, OpenCode 1 764 tok
rrpauls/hermes-esra Evolutionary Self-Recursive Architecture for Hermes Agent — meta-skills, OODA, smart orche 2 Codex, OpenCode 1 1,661 tok
gstark/agent-manager CLI and TUI tool for managing AI agent configurations across Claude Code and Codex 2 Claude Code, Codex, OpenCode 2 39 tok
Henok0728/arada three member project for gdg project 2 Claude Code, Codex, OpenCode 2 2,430 tok
godisego/hot-money 2 Claude Code, Codex, Gemini CLI, OpenCode 3 6,572 tok
henryh/AI-SpecDoc This repository contains example documentation and local skill files for bootstrapping new 2 Codex, OpenCode 1 496 tok
ShifoSan/SILK-Discord-Bot 2 Codex, OpenCode 1 7,170 tok
mpge/look-for-work-codex Proactive codebase analysis agent for Codex CLI — find the highest-impact improvements acr 2 Codex, OpenCode 1 206 tok
ethaizone/project-planner A lightweight, Markdown-first repo for planning many projects with AI assistance. 2 Codex, OpenCode 1 1,713 tok
ryaniosys/template-agent Cookiecutter template for Claude Code agent repos 2 Claude Code, Codex, OpenCode 3 1,819 tok
tym83-ai/ai-workspace-system 2 Claude Code, Codex, OpenCode 2 432 tok
blueroy00/skill-session-profiles blueroy00.github.io An app and Codex plugin for managing global skill defaults, reusable profiles, and task-sp 2 Codex, OpenCode 1 4,871 tok
KaydenClark/LLM_Workbench Reusable Markdown harness templates for AI-agent projects 2 Claude Code, Codex, OpenCode 2 4,392 tok
jackin-project/jackin-agent-smith Agent Smith — public-friendly jackin agent role for code review 2 Claude Code, Codex, OpenCode 2 209 tok
IsaiaScope/ai Personal AI config layer — skills for Claude Code and Codex, agent rules, and CLAUDE.md 2 Claude Code, Codex, OpenCode 4 2,249 tok
chenzc24/agent-workflow-kernel Portable plan-log-experience workflow kernel for Agent-assisted projects 2 Codex, OpenCode 1 1,499 tok
freedomw1987/tree_monstor Tree Monstor is an AI software development profile running within the Hermes Agent framewo 2 Codex, OpenCode 1 1,903 tok
waifu-agent/AGENTS.md Waifu personal engineering agent profile for Codex 2 Codex, OpenCode 1 4,142 tok
mercuryPark/oc-setup 2 Codex, OpenCode 1 999 tok
grojof/ai-workspace-generator 2 Claude Code, Codex, OpenCode 39 5,974 tok