23,280 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,116 Codex23,280 OpenCode22,053 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| gotalab/skillport Bring Agent Skills to Any AI Agent and Coding Agent — via CLI or MCP. Manage once, serve a | 411 | Claude Code, Codex, OpenCode | 2 | 817 tok |
| cornell-zhang/allo cornell-zhang.github.io Allo Accelerator Design and Programming Framework (PLDI'24) | 411 | Codex, OpenCode | 1 | 290 tok |
| Arvo-AI/aurora aurorasre.ai Aurora — Open source AI-powered agentic incident management & root cause analysis for SREs | 411 | Claude Code, Codex, OpenCode | 2 | 2,735 tok |
| co-cart/co-cart cocartapi.com A developer-first REST API to decouple WooCommerce on the frontend. Fast, secure, customiz | 411 | Claude Code, Codex, OpenCode | 5 | 2,150 tok |
| atulmy/gql-query-builder npmjs.com 🔧 Simple GraphQL Query Builder | 410 | Claude Code, Codex, OpenCode | 2 | 817 tok |
| caidaoli/ccLoad ccload.xyz AI API gateway that ends manual channel switching with smart routing, auto failover, expon | 410 | Claude Code, Codex | 3 | 1,268 tok |
| webcoyote/sandvault Run AI agents isolated in a macOS user account and sandbox-exec. Configured to run Claude | 410 | Claude Code, Codex, OpenCode | 2 | 37 tok |
| ShaftHQ/SHAFT_ENGINE shafthq.github.io Java test automation framework for web, mobile, API, CLI, database, and desktop E2E testin | 409 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 1,033 tok |
| Kocoro-lab/Kocoro kocoro.ai A Mac-native AI agent with memory, local computer access, browser control, IM channels, an | 409 | Claude Code, Codex, OpenCode | 2 | 28,639 tok |
| bybren-llc/safe-agentic-workflow jscottgraham.us SAW — SAFe Agentic Workflow AI Agent Harness for Multi-Agent Team Workflows Built on SAFe | 409 | Claude Code, Codex, Gemini CLI, OpenCode | 19 | 5,888 tok |
| PKU-YuanGroup/OpenAI4S openai4s.org A Claude Science replica using the 9.9-yuan Doubao API | 409 | Claude Code, Codex, OpenCode | 2 | 7,593 tok |
| MinghuiChen43/awesome-deep-phenomena A curated list of papers of interesting empirical study and insight on deep learning. Cont | 408 | Codex, OpenCode | 1 | 1,891 tok |
| alpbahadur/49Agents 49agents.com Open-source 2D IDE for managing AI agents in native CLIs, terminal, gits, beads issues, an | 408 | Claude Code, Codex, OpenCode | 2 | 3,298 tok |
| vishiri/fantasia-archive A world-builder's best friend! | 408 | Claude Code, Codex, Cursor, OpenCode | 39 | 7,498 tok |
| skygazer42/pokemon-chat A Pokémon-themed intelligent chat assistant based on LightRAG, LangGraph, MCP, RagFlow, an | 408 | Codex, OpenCode | 1 | 739 tok |
| NotASithLord/peerd peerd.ai The first AI agent harness native to the browser. A browser extension that runs a full age | 408 | Claude Code, Codex, OpenCode | 2 | 16,886 tok |
| Hacker-Valley-Media/Interceptor Agent-driven Chrome extension for full browser control via CLI | 408 | Claude Code, Codex, OpenCode | 7 | 5,585 tok |
| indragiek/uniprof uniprof.sh Universal CPU profiler designed for humans and AI agents | 408 | Claude Code, Codex, OpenCode | 2 | 2,124 tok |
| caipe-io/ai-platform-engineering caipe.io CAIPE is an open-source AI platform for building, governing, and operating AI agents and a | 407 | Claude Code, Codex, Cursor, OpenCode | 30 | 5,339 tok |
| debba/gitdeck Open-source Git dashboard for GitHub, GitLab, and Forgejo: repositories, issues, pull requ | 407 | Codex, OpenCode | 1 | 173 tok |
| zapier/zapier-mcp docs.zapier.com Official plugin distribution for the hosted Zapier MCP server. Install it in your AI clien | 407 | Claude Code, Codex, OpenCode | 2 | 1,309 tok |
| mozilla/firefox-devtools-mcp Model Context Protocol server for Firefox DevTools - enables AI assistants to inspect and | 407 | Claude Code, Codex, OpenCode | 2 | 94 tok |
| opentokenz/mcpx MCPX is an MCP Runtime (gateway) that runs in the development environment. ChatGPT, Claude | 407 | Codex, OpenCode | 1 | 1,245 tok |
| theclaymethod/unslop An agent skill to de-AI your writing | 406 | Claude Code, Codex, OpenCode | 2 | 1,357 tok |
| decocms/studio decocms.com Open-source control plane for your AI agents. Connect tools, hire agents, track every toke | 405 | Claude Code, Codex, OpenCode | 9 | 9,424 tok |
| aspectrr/deer trydeer.sh 🦌 The AI Elasticsearch Engineer | 404 | Claude Code, Codex, OpenCode | 2 | 826 tok |
| chenxin-yan/crust crustjs.com A TypeScript CLI framework that ships your commands as a CLI, agent skills, and MCP. | 404 | Codex, OpenCode | 1 | 274 tok |
| m98/fluent The AI Language Learning Kit for Claude Code and others | 404 | Claude Code, Codex, OpenCode | 7 | 5,096 tok |
| aiblueprinthq/ai-blueprint ai-blueprint.dev A file-backed, spec-driven AI coding workflow framework for building real software while s | 404 | Claude Code, Codex, OpenCode | 24 | 3,735 tok |
| getsentry/warden warden.sentry.dev Your code is under new management. Agents that review your code. | 404 | Claude Code, Codex, OpenCode | 6 | 1,236 tok |
| 94fzb/zrlog zrlog.com ZrLog is an open-source blogging system based on Java. It provides articles, categories, t | 403 | Codex, OpenCode | 1 | 1,040 tok |
| tobihagemann/turbo A composable dev process for agentic coding harnesses, packaged as modular skills. Turbo h | 402 | Claude Code, Codex, OpenCode | 2 | 988 tok |
| steelbrain/reims-vgpu reims-vgpu.com reims-vgpu is an experimental virtual GPU for macOS guests | 402 | Claude Code, Codex, OpenCode | 2 | 2,048 tok |
| PlanExeOrg/PlanExe planexe.org Create a plan from a description in minutes | 401 | Codex, OpenCode | 1 | 1,637 tok |
| openhackai/OpenHack openhack.com Open Source Agentic Security Scanner | 401 | Codex, OpenCode | 1 | 218 tok |
| marcusquinn/aidevops aidevops.sh Vibe-Coding is easy. DevOps is hard. OpenCode & Git token-efficient AI agent automation fo | 401 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,027 tok |
| morluto/rea Reverse engineer anything with agents, from app behavior down to native binaries. | 401 | Codex, OpenCode | 1 | 4,246 tok |
| OpenDrone-hw/OpenRX opendrone.be OpenRX open-source ExpressLRS receiver family hub; board sources live in four dedicated ha | 401 | Codex, OpenCode | 1 | 318 tok |
| Context-Engine-AI/Context-Engine context-engine.ai Context-Engine MCP - Agentic Context Compression Suite | 400 | Claude Code, Codex, Cursor, Gemini CLI | 4 | 19,673 tok |
| weise25/LocalSite-ai Generate Web Pages and Components with text prompts, with Local Models. (or Cloud Models, | 400 | Codex, OpenCode | 1 | 1,777 tok |
| GRCEngClub/claude-grc-engineering grcengclub.com Open-source GRC toolkit from the GRC Engineering Club. Claude Code plugins for evidence co | 400 | Claude Code, Codex, OpenCode | 2 | 7,577 tok |
| adamallcock/codex-chatgpt-control Unofficial SDK for Codex agents controlling visible ChatGPT web sessions | 400 | Codex, OpenCode | 1 | 548 tok |
| SSWConsulting/SSW.VerticalSliceArchitecture sswconsulting.github.io An enterprise ready solution template for Vertical Slice Architecture. This template is ju | 398 | Claude Code, Codex, OpenCode | 3 | 1,024 tok |
| Zaki-1052/GPTPortal localhost A feature-rich portal to chat with GPT-4, Claude, Gemini, Mistral, & OpenAI Assistant APIs | 397 | Codex, OpenCode | 1 | 721 tok |
| Extelligence-ai/bagel trybagel.com Query robotics, drone, and IoT data in plain English through an MCP server, with an intell | 396 | Claude Code, Codex, OpenCode | 2 | 644 tok |
| cinience/alicloud-skills alibaba cloud skills，qwen ，wan and all skills | 396 | Codex, OpenCode | 1 | 779 tok |
| karmacircleCommunity/KarmaCircle ngoworld.org A platform to connect and support NGOs, charities and you to build a better tomorrow. | 396 | Claude Code, Codex, OpenCode | 5 | 5,704 tok |
| OpenCowAI/opencow opencow.ai One task, one agent, delivered. The open-source platform for task-driven autonomous AI age | 396 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 2,619 tok |
| icysaintdx/OpenCode-Config-Manager OpenCode Config Manager (OCCM) is a visual configuration management tool specifically desi | 396 | Codex, OpenCode | 1 | 1,325 tok |
| sleep1223/fast-soy-admin fast-soy-admin.sleep0.de A modern lightweight management platform based on FastAPI+Vue3+Naive UI. A modern Manageme | 396 | Claude Code, Codex, OpenCode | 2 | 3,484 tok |