2,110 projects whose own agent configuration covers testing. These are not mods to install — they are how the maintainers of these repositories tell an agent what to do, and what to avoid.
All projects Building agents8,356Claude Code6,837Data and AI3,595Backend and APIs3,545Git and workflow3,545Languages3,458Planning3,300Code review2,870DevOps and cloud2,441Writing and docs2,440Memory and context2,373Research2,311
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| openclaw/openclaw openclaw.ai The AI that really does things. Any OS. Any Platform. The lobster way. 🦞 | 393,297 | Claude Code, Codex, GitHub Copilot, OpenCode | 62 | 4,656 tok |
| anomalyco/opencode opencode.ai The open source coding agent. | 222,767 | Claude Code, Codex, OpenCode | 17 | 3,566 tok |
| n8n-io/n8n n8n.io Fair-code workflow automation platform with native AI capabilities. Combine visual buildin | 208,916 | Claude Code, Codex, OpenCode | 31 | 5,877 tok |
| microsoft/vscode code.visualstudio.com Visual Studio Code | 194,397 | Claude Code, Codex, GitHub Copilot, OpenCode | 84 | 43,165 tok |
| flutter/flutter flutter.dev Flutter makes it easy and fast to build beautiful apps for mobile and beyond | 180,516 | Claude Code, Codex | 14 | — |
| langgenius/dify dify.ai Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collabo | 159,851 | Claude Code, Codex, OpenCode | 8 | 201 tok |
| google-gemini/gemini-cli geminicli.com An open-source AI agent that brings the power of Gemini directly into your terminal. | 108,601 | Claude Code, Gemini CLI | 26 | 1,140 tok |
| paperclipai/paperclip paperclip.ing The open-source app everyone uses to manage agents at work | 108,303 | Claude Code, Codex, OpenCode | 41 | 2,995 tok |
| microsoft/playwright playwright.dev Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Fire | 98,759 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,235 tok |
| oven-sh/bun bun.com Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one | 96,454 | Claude Code, Codex, OpenCode | 19 | 4,500 tok |
| OpenHands/OpenHands openhands.dev 🙌 OpenHands: AI-Driven Development | 92,125 | Claude Code, Codex, OpenCode | 9 | 2,176 tok |
| home-assistant/core home-assistant.io :house_with_garden: Open source home automation that puts local control and privacy first. | 91,801 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 3,906 tok |
| koala73/worldmonitor worldmonitor.app Real-time global intelligence dashboard. AI-powered news aggregation, geopolitical monitor | 89,719 | Claude Code, Codex, OpenCode | 3 | 2,494 tok |
| unclecode/crawl4ai crawl4ai.com Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-re | 86,470 | Claude Code | 1 | — |
| lobehub/lobehub lobehub.com 🤯 LobeHub is your Chief Agent Operator, organizing your agents into 7×24 operations by hi | 83,568 | Claude Code, Codex, Gemini CLI, OpenCode | 57 | 4,015 tok |
| warpdotdev/warp warp.dev Warp is an agentic development environment, born out of the terminal. | 65,752 | Claude Code, Codex, OpenCode | 24 | 4,557 tok |
| moeru-ai/airi airi.moeru.ai 💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings t | 50,855 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 36 | 3,708 tok |
| metabase/metabase metabase.com The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets ev | 49,917 | Claude Code, Codex, GitHub Copilot, OpenCode | 63 | 2,627 tok |
| cli/cli GitHub’s official command line tool | 46,787 | Claude Code, Codex, OpenCode | 14 | 1,261 tok |
| streamlit/streamlit streamlit.io Streamlit — A faster way to build and share data apps. | 46,171 | Claude Code, Codex, GitHub Copilot, OpenCode | 49 | 28,403 tok |
| payloadcms/payload payloadcms.com Payload is the open-source, fullstack Next.js framework, giving you instant backend superp | 45,565 | Claude Code, Codex, OpenCode | 14 | 5,631 tok |
| zhaoxuya520/reverse-skill Reverse Engineering / Authorized Penetration Testing / Security Research Skill Router Pack | 43,663 | Claude Code, Codex, OpenCode | 2 | 1,295 tok |
| novuhq/novu go.novu.co The open-source communication infrastructure for agents and products | 40,220 | Claude Code, Codex, Cursor, OpenCode | 30 | 551 tok |
| microsoft/playwright-mcp npmjs.com Playwright MCP server | 38,774 | Claude Code | 1 | 363 tok |
| sgl-project/sglang sglang.io SGLang is a high-performance serving framework for large language models and multimodal mo | 38,324 | Claude Code, Codex | 27 | — |
| cockroachdb/cockroach cockroachlabs.com CockroachDB — the cloud native, distributed SQL database designed for high availability, e | 32,591 | Claude Code, GitHub Copilot | 26 | 1,292 tok |
| SigNoz/signoz signoz.io SigNoz is an open-source, OpenTelemetry-native observability platform for your team and th | 32,476 | Claude Code | 6 | — |
| getzep/graphiti help.getzep.com Build Real-Time Knowledge Graphs for AI Agents | 32,318 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,796 tok |
| pingdotgg/t3code t3.codes | 31,179 | Claude Code, Codex, OpenCode | 5 | 5,676 tok |
| chroma-core/chroma trychroma.com Search infrastructure for AI | 29,598 | Claude Code, Codex, OpenCode | 3 | 569 tok |
| mastra-ai/mastra mastra.ai Mastra is the modern TypeScript framework for AI-powered applications and agents. | 29,165 | Claude Code, Codex, OpenCode | 37 | 437 tok |
| recharts/recharts recharts.github.io Redefined chart library built with React and D3 | 27,671 | Claude Code, Codex, OpenCode | 9 | 628 tok |
| deepset-ai/haystack haystack.deepset.ai Open-source AI orchestration framework for building context-engineered, production-ready L | 26,872 | Claude Code, Codex, OpenCode | 2 | 1,902 tok |
| promptfoo/promptfoo promptfoo.dev Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. | 26,564 | Claude Code, Codex, OpenCode | 7 | 5,275 tok |
| tursodatabase/turso A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The | 25,079 | Claude Code, Codex, OpenCode | 15 | 2,926 tok |
| different-ai/openwork openworklabs.com The open-source alternative to Claude Cowork (powered by opencode) | 24,309 | Claude Code, Codex, OpenCode | 33 | 1,236 tok |
| dotnet/maui dot.net .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applic | 23,327 | Claude Code, Codex, GitHub Copilot | 56 | 40,549 tok |
| czlonkowski/n8n-mcp n8n-mcp.com A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you | 23,158 | Claude Code, Codex, OpenCode | 10 | 2,869 tok |
| micro/go-micro go-micro.dev A framework for agents, tools and services | 23,083 | Claude Code, Codex, OpenCode | 2 | 2,557 tok |
| comet-ml/opik comet.com Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows wit | 22,998 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 14,918 tok |
| steipete/CodexBar codex.bar Show usage stats for OpenAI Codex and Claude Code, without having to login. | 22,876 | Claude Code, Codex, OpenCode | 4 | 1,768 tok |
| NVIDIA/NemoClaw docs.nvidia.com Run agents like Hermes, LangChain Deep Agents, and OpenClaw more securely inside NVIDIA Op | 22,871 | Claude Code, Codex, OpenCode | 32 | 2,442 tok |
| appium/appium appium.io Cross-platform automation framework for all kinds of apps, built on top of the W3C WebDriv | 22,126 | Claude Code | 2 | — |
| dyad-sh/dyad dyad.sh Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternati | 22,104 | Claude Code, Codex, GitHub Copilot, OpenCode | 30 | 4,834 tok |
| gitbutlerapp/gitbutler gitbutler.com The GitButler version control client, backed by Git, powered by Tauri/Rust/Svelte | 21,881 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 2,837 tok |
| monkeytypegame/monkeytype monkeytype.com The most customizable typing website with a minimalistic design and a ton of features. Tes | 20,939 | Claude Code | 2 | — |
| pydantic/pydantic-ai pydantic.dev How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, eve | 20,933 | Claude Code, Codex, OpenCode | 17 | 4,489 tok |
| apache/shardingsphere Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security | 20,817 | Claude Code, Codex, OpenCode | 7 | 2,519 tok |
| teng-lin/notebooklm-py Unofficial Python API and agentic skill for Google Gemini Notebook. Full programmatic acce | 19,962 | Claude Code, Codex, OpenCode | 2 | 1,961 tok |
| keploy/keploy keploy.io Open-source platform for creating safe, isolated production sandboxes for API, integration | 18,882 | Claude Code, Codex, OpenCode | 4 | 5,409 tok |