24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| saski/arnesto Arnesto — the agent harness that got out of hand | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 21 tok |
| marco-spagn/pcmi Persistent Cognitive Memory Infrastructure — durable, multi-tenant memory layer for AI age | 6 | Codex, OpenCode | 1 | 1,126 tok |
| alex-alecu/garden-desk gardendesk.ai Private AI on premise | 6 | Claude Code, Codex, OpenCode | 13 | 2,595 tok |
| MJWNA/linear-project-planner-skill Codex skill for agent-ready Linear project planning, execution ledgers, and issue-state hy | 6 | Codex, OpenCode | 1 | 1,764 tok |
| alwkala/tidyfactor-design alwkala.com We are building the open ecosystem for AI-ready business websites. | 6 | Claude Code, Codex, OpenCode | 27 | 1,894 tok |
| madAsket/obsidian-codex Redstone Copilot - A modern, convenient Codex-powered AI-copilot for Obsidian. | 6 | Codex, OpenCode | 1 | 2,325 tok |
| Toni-Agent/company-brain-starter A small, sanitized starter for building a durable AI company brain with clear approval bou | 6 | Codex, OpenCode | 1 | 988 tok |
| ardanlabs/skills A set of AI skills useful for (Go) development | 6 | Claude Code, Codex, OpenCode | 6 | 836 tok |
| Azure/documentdb-agent-kit Agent Skills pack for Azure DocumentDB (MongoDB compatibility) - vector search, full-text | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 2 | 3,094 tok |
| yutakobayashidev/dotnix | 6 | Claude Code, Codex, OpenCode | 3 | 1,788 tok |
| o3-shop/shop-ce | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 52 | 2,236 tok |
| posteyai/skills postey.ai Postey MCP server and agent skills. Draft, schedule and publish social posts to nine platf | 6 | Claude Code, Codex, OpenCode | 3 | 5,151 tok |
| lauzhihao/scodex cheapertokens.com Cross-platform quota-aware account switcher and launcher for Codex CLI ,good cheaper token | 6 | Claude Code, Codex, OpenCode | 2 | 1,442 tok |
| mateuszsury/DevBridge mateuszsury.eu DevBridge is a modern web-based terminal that lets you access and continue local AI-powere | 6 | Claude Code, Codex, OpenCode | 2 | 193 tok |
| yangjike-ai/nusto nusto-remote.alibaba-inc.com Native macOS terminal for Claude Code and Codex CLI workflows | 6 | Codex, OpenCode | 1 | 96 tok |
| waldekmastykarz/atifact Turn HAR files, Claude Code, Copilot CLI, and Codex CLI logs into standardized ATIF v1.8 t | 6 | Claude Code, Codex, OpenCode | 2 | 270 tok |
| Andyduck-ops/omp-flow omp-flow is all u need, a harness built from first principles at the lowest level | 6 | Claude Code, Codex, OpenCode | 26 | 1,930 tok |
| BhavyaFattania/autonomous-rag An intelligent, autonomous system designed to iteratively hyper-optimize Retrieval-Augment | 6 | Claude Code, Codex, OpenCode | 2 | 3,406 tok |
| freshworks-developers/fw-dev-tools freshworks.dev This is a repo for building freshworks apps through AI agents | 6 | Claude Code, Codex, OpenCode | 2 | 3,010 tok |
| darellchua2/opencode-config-template | 6 | Codex, OpenCode | 1 | 3,521 tok |
| camunda/camunda-7-to-8-migration-tooling docs.camunda.io Camunda 7 to 8 Migration Tooling (Data Migrator, Code Conversion, Diagram Converter) | 6 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,818 tok |
| pmndrs/claude-code-plugin ✴︎ Claude Code plugin | 6 | Claude Code, Codex, OpenCode | 2 | 201 tok |
| Jerrylalala/compound-engineering Chinese-enhanced Claude Code composite engineering plugin — AI Skills, Agents, and Workflo | 6 | Claude Code, Codex, OpenCode | 8 | 7,890 tok |
| mardab96/b2b-lead-generation-claude-skills | 6 | Codex, OpenCode | 1 | 904 tok |
| Mahir-Isikli/claude-code-tmux | 6 | Claude Code, Codex, OpenCode | 1 | 1,520 tok |
| RhombusSystems/rhombus-cli CLI for the Rhombus API | 6 | Claude Code, Codex, OpenCode | 2 | 1,758 tok |
| Untangling-Systems/flywheel Claude Code plugin encoding April Dunford's positioning framework and Matt Lerner's growth | 6 | Claude Code, Codex, OpenCode | 2 | 1,604 tok |
| ChenChen913/healthfit Personal health management Skill | 6 | Codex, OpenCode | 1 | 1,317 tok |
| mathruffian-dot/gem-to-skill-kit Guide Google AntiGravity users to inventory Gemini Gems and upgrade selected Gems into por | 6 | Codex, Gemini CLI, OpenCode | 5 | 756 tok |
| borkweb/skill-patterns skillpatterns.ai A collection of helpful Skill patterns to inspire creative AI tooling | 6 | Claude Code, Codex, OpenCode | 2 | 657 tok |
| Sierra-Code-Co/internal-speckit-template Reusable template for Claude Code + Spec Kit spec-driven development | 6 | Claude Code, Codex, OpenCode | 2 | 2,577 tok |
| AndreVianna/aid-methodology AID — AI-Integrated Development: A complete methodology for human-AI collaborative softwar | 6 | Claude Code, Codex, OpenCode | 3 | 764 tok |
| grapeot/design_skill A structured UI design judgment skill for AI coding agents. Teaches agents how to evaluate | 6 | Codex, OpenCode | 1 | 744 tok |
| esaio/esa-skills | 6 | Claude Code, Codex, OpenCode | 2 | 1,580 tok |
| GoogleChromeLabs/passkey-skills-demo | 6 | Claude Code, Codex | 1 | — |
| vibeforge1111/spark-cli Local installer and operator CLI for the Spark module ecosystem | 6 | Claude Code, Codex, OpenCode | 2 | 3,565 tok |
| Alice-space/alice alice-space.github.io AI Local Interactive Cross-device Engine. Same AI session, anywhere. Terminal ↔ Feishu for | 6 | Claude Code, Codex, OpenCode | 3 | 1,485 tok |
| AntoineToussaint/lazybox A reactive PR inbox in your terminal — events flow to you, each task a session with an emb | 6 | Claude Code, Codex, OpenCode | 6 | 2,447 tok |
| trxcc/agentic-bbo | 6 | Codex, OpenCode | 1 | 570 tok |
| mpolatcan/codehub Tauri desktop app for managing multiple AI coding agent CLIs (Claude Code, Codex, Antigrav | 6 | Claude Code, Codex | 5 | 8,719 tok |
| AlekseiSeleznev/intent-driven-codex Codex-native Intent-Driven Development template for OpenSpec with /opsx, Matt grill-with-d | 6 | Codex, OpenCode | 1 | 1,195 tok |
| arch2code/arch2code Architecture specification and generators | 6 | Claude Code, Codex, OpenCode | 2 | 2,508 tok |
| atheurer/agentic-perf Multi-agent system for autonomous performance testing | 6 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 3,708 tok |
| chknlittle/switch switchagent.ai | 6 | Codex, OpenCode | 1 | 2,258 tok |
| amartinawi/EKS_Dubugger Production-grade Python diagnostic tool for Amazon EKS cluster troubleshooting | 6 | Codex, OpenCode | 1 | 11,624 tok |
| charlieyou/mala Multi-agent orchestrator for parallel issue processing using Claude Agent SDK | 6 | Claude Code, Codex, OpenCode | 2 | 583 tok |
| yusufkaraaslan/tote Desktop workspaces for web AI apps and CLI agents, with an Android companion for live term | 6 | Claude Code, Codex, OpenCode | 2 | 17,424 tok |
| podtan/trustee | 6 | Codex, OpenCode | 1 | 3,084 tok |
| guillaumemeyer/tmon 📡 tmon, zero-config agents fleet manager for tmux | 6 | Codex, OpenCode | 1 | 12 tok |
| T-rav/hydraflow hydraflow.ai HydraFlow is a delivery kernel for GitHub repositories: it accepts intent, compiles it thr | 6 | Claude Code, Codex, OpenCode | 52 | 8,145 tok |