24,692 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| jacob-bd/gemini-notebook-mcp-cli Programmatic access to Gemini Notebook - via command-line interface (CLI), Model Context P | 6,466 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 9,380 tok |
| truefoundry/trueforge trueforge.dev The open-source agent harness - the runtime layer that turns an LLM into a working agent. | 6,443 | Claude Code, Codex, OpenCode | 2 | 1,456 tok |
| apache/iotdb iotdb.apache.org Apache IoTDB | 6,427 | Claude Code, Codex, OpenCode | 3 | 4,190 tok |
| Nukesor/pueue :stars: Manage your shell commands. | 6,413 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 529 tok |
| vllm-project/semantic-router vllm-sr.ai An open, programmable decision layer for models and compute. | 6,402 | Codex, GitHub Copilot, OpenCode | 2 | 1,164 tok |
| apache/camel camel.apache.org Apache Camel is an open source integration framework with 350+ connectors. Write routes in | 6,393 | Claude Code, Codex, OpenCode | 2 | 3,538 tok |
| google/syzkaller syzkaller is an unsupervised coverage-guided kernel fuzzer | 6,393 | Claude Code, Codex, Gemini CLI | 4 | 1,239 tok |
| ThinkInAIXYZ/deepchat deepchat.thinkinai.xyz 🐬DeepChat - A smart assistant that connects powerful AI to your personal world | 6,384 | Claude Code, Codex, OpenCode | 7 | 491 tok |
| KunAgent/Kun kun-agent.com Local-first AI agent workspace for coding, writing, design, research, and automation — one | 6,383 | Claude Code, Codex, Cursor, OpenCode | 13 | 2,782 tok |
| kenn-io/agentsview agentsview.io Local-first session search, analytics, insights, and token use statistics for coding agent | 6,376 | Claude Code, Codex, OpenCode | 5 | 2,665 tok |
| FlorianBruniaux/claude-code-ultimate-guide cc.bruniaux.com The most comprehensive Claude Code guide: agentic workflows, hooks, skills, MCP servers, q | 6,367 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 6,437 tok |
| heilcheng/awesome-agent-skills agent-skill.co Tutorials, Guides and Agent Skills Directories | 6,348 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 902 tok |
| Sylinko/Everywhere everywhere.sylinko.com On-screen aware AI assistant for your desktop. Uses current app context, multiple LLMs, an | 6,347 | Codex, OpenCode | 1 | 1,520 tok |
| getopenscreen/openscreen getopenscreen.com Record your screen, ship a demo. Free and open-source, GPU-accelerated, no watermarks, no | 6,339 | Codex, OpenCode | 1 | 7,116 tok |
| Q00/ouroboros ouroboros.page Agent OS: the agent gets smarter on its own. We just hold the line: Interview-gated, stage | 6,326 | Claude Code, Codex, OpenCode | 8 | 4,089 tok |
| Eigenwise/atomic-agents eigenwise.github.io Building AI agents, atomically | 6,319 | Claude Code, Codex, OpenCode | 3 | 3,355 tok |
| ikaijua/Awesome-AITools ikaijua.github.io Collection of AI-related utilities. Welcome to submit pull requests / Collection of practi | 6,277 | Codex, OpenCode | 1 | 1,716 tok |
| baserow/baserow baserow.io Build databases, automations, apps & agents with AI — no code. Open source platform avail | 6,274 | Claude Code, Codex, OpenCode | 19 | 1,643 tok |
| Helicone/helicone helicone.ai 🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and expe | 6,269 | Claude Code, Codex, Cursor, OpenCode | 3 | 5,269 tok |
| HelixDB/helix-db helix-db.com HelixDB is an OLTP graph database with native vector and full-text search built in Rust on | 6,268 | Codex, OpenCode | 1 | 954 tok |
| agentscope-ai/agentscope-java java.agentscope.io Build distributed, production-grade, long-running agents. | 6,265 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,551 tok |
| Tencent/puerts PUER (普洱) Typescript. Let's write your game in UE or Unity with TypeScript. | 6,263 | Claude Code, Codex | 1 | — |
| epiral/bb-browser Your browser is the API. CLI + MCP server for AI agents to control Chrome with your login | 6,260 | Codex, OpenCode | 1 | 2,522 tok |
| Dicklesworthstone/destructive_command_guard A fast Rust safety hook that blocks destructive shell, git, and filesystem commands before | 6,259 | Codex, OpenCode | 1 | 18,888 tok |
| deusyu/harness-engineering A Harness Engineering study guide — an in-depth learning record from understanding the con | 6,250 | Claude Code, Codex, OpenCode | 2 | 1,815 tok |
| RediSearch/RediSearch redis.io A query and indexing engine for Redis, providing secondary indexing, full-text search, vec | 6,245 | Claude Code, Codex, OpenCode | 40 | 6,911 tok |
| Hisn00w/ASu-skills 🚀 A collection of practical AI Skills for job seeking and development, supporting resume | 6,244 | Claude Code, Codex, OpenCode | 2 | 623 tok |
| nirholas/fresh-start three.ws The original nirholas/claude-code before DMCA and take down. Once everything is cleared, i | 6,235 | Claude Code, Codex, OpenCode | 2 | 312 tok |
| lightdash/lightdash lightdash.com Agentic BI. Analytics at the speed of code ⚡️ | 6,223 | Claude Code, Codex, OpenCode | 20 | 5,467 tok |
| reorx/httpstat curl statistics made simple | 6,220 | Claude Code, Codex, OpenCode | 2 | 1,195 tok |
| generalaction/emdash emdash.com Emdash is the Open-Source Agentic Development Environment (🧡 YC W26). Run multiple coding | 6,198 | Claude Code, Codex, OpenCode | 3 | 5,662 tok |
| ebertti/awesome-telegram telegram.me Collection great groups, channels, bots and libraries for Telegram | 6,196 | Claude Code, Codex, OpenCode | 2 | 1,796 tok |
| oomol-lab/open-connector oomol.com Open-source auth gateway connecting 1500+ SaaS providers to AI agents through SDK, CLI, MC | 6,188 | Claude Code, Codex, OpenCode | 3 | 4,422 tok |
| gz-yami/mall4cloud mall4j.com ⭐️⭐️⭐️ Microservices mall system, Spring Cloud microservices mall, mini-program mall. | 6,172 | Claude Code, Codex | 1 | — |
| macro-inc/macro macro.com Macro is a unified workspace for teams: email, chat, docs, tasks, agents, calls, and CRM — | 6,172 | Claude Code, Codex, Cursor, OpenCode | 35 | 2,407 tok |
| netease-youdao/LobsterAI lobsterai.youdao.com Open-source, desktop-grade AI agent that gets real work done — data analysis, slides, docs | 6,170 | Claude Code, Codex, OpenCode | 2 | 5,028 tok |
| microsoft/VFSForGit Virtual File System for Git: Enable Git at Enterprise Scale | 6,149 | Codex, OpenCode | 1 | 3,328 tok |
| ModelEngine-Group/nexent modelengine-group.github.io Nexent is a zero-code platform for auto-generating production-grade AI agents using Harnes | 6,146 | Claude Code, Codex, OpenCode | 9 | 1,653 tok |
| bethington/ghidra-mcp Ghidra MCP Server — 200+ MCP tools for AI-powered reverse engineering. GUI plugin + headle | 6,133 | Claude Code, Codex, OpenCode | 2 | 19,786 tok |
| lemonade-sdk/lemonade lemonade-server.ai Lemonade helps users discover and run local AI apps by serving optimized LLMs right from t | 6,124 | Claude Code, Codex, OpenCode | 2 | 3,727 tok |
| agent-substrate/substrate ate.dev Agent Substrate: the core system | 6,108 | Claude Code, Codex, OpenCode | 7 | 3,883 tok |
| sooperset/mcp-atlassian mcp-atlassian.soomiles.com MCP server for Atlassian tools (Confluence, Jira) | 6,087 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,281 tok |
| eternityspring/shuohao-skills studio.reelbenchai.com AI short-drama production skill collection: character bibles, adaptation outlines, art bib | 6,084 | Codex, OpenCode | 1 | 397 tok |
| Azure/azure-sdk-for-net This repository is for active development of the Azure SDK for .NET. For consumers of the | 6,077 | Claude Code, Codex, GitHub Copilot, OpenCode | 23 | 3,648 tok |
| UfoMiao/zcf zcf.ufomiao.com Zero-Config Code Flow for Claude code & Codex | 6,072 | Claude Code, Codex, OpenCode | 8 | 2,039 tok |
| EverMind-AI/Raven raven.evermind.ai The Harness of Harnesses • Super Agent: a trusted, persistent, self-evolving multi-agent e | 6,047 | Claude Code, Codex, OpenCode | 2 | 5,918 tok |
| antfu/skills Anthony Fu's curated collection of agent skills. | 6,043 | Codex, OpenCode | 1 | 1,476 tok |
| jacklandrin/OnlySwitch onlyswitch.click 👑 The all-in-one macOS menu bar companion: customizable controls, system monitor, AI Agen | 6,039 | Codex, OpenCode | 1 | 1,271 tok |
| dograh-hq/dograh app.dograh.com Open source voice AI platform. Self-hosted alternative to Vapi and Retell. On Prem, BYOK a | 6,030 | Claude Code, Codex, OpenCode | 7 | 395 tok |
| btraceio/btrace Production-safe dynamic tracing and diagnostics for Java applications—attach to live JVMs | 5,997 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,445 tok |