2,022 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 agents7,412Data and AI4,299Backend and APIs3,694Languages3,682Planning3,492Git and workflow3,285Code review2,942Memory and context2,581Research2,499Writing and docs2,458Frontend2,420DevOps and cloud2,410
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorKiroWindsurf
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| openclaw/openclaw openclaw.ai The AI that really does things. Any OS. Any Platform. The lobster way. 🦞 | 388,977 | Claude Code, Codex, GitHub Copilot, OpenCode | 58 | 3,844 tok |
| deepseek-ai/deepseek-harness deepseek.com DeepSeek Harness: Everything is a Plugin. | 213,300 | Claude Code, Codex, OpenCode | 13 | 3,736 tok |
| n8n-io/n8n n8n.io Fair-code workflow automation platform with native AI capabilities. Combine visual buildin | 203,495 | Claude Code, Codex, OpenCode | 26 | 4,979 tok |
| flutter/flutter flutter.dev Flutter makes it easy and fast to build beautiful apps for mobile and beyond | 178,799 | Claude Code, Codex | 13 | — |
| langgenius/dify dify.ai Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collabo | 154,555 | Claude Code, Codex, OpenCode | 9 | 204 tok |
| google-gemini/gemini-cli geminicli.com An open-source AI agent that brings the power of Gemini directly into your terminal. | 106,823 | Claude Code, Gemini CLI | 26 | 1,140 tok |
| oven-sh/bun bun.com Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one | 95,891 | Claude Code, Codex, OpenCode | 19 | 4,512 tok |
| microsoft/playwright playwright.dev Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Fire | 95,689 | Claude Code, GitHub Copilot | 6 | 2,023 tok |
| home-assistant/core home-assistant.io :house_with_garden: Open source home automation that puts local control and privacy first. | 90,242 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 4,443 tok |
| koala73/worldmonitor worldmonitor.app Real-time global intelligence dashboard. AI-powered news aggregation, geopolitical monitor | 85,636 | Claude Code, Codex, OpenCode | 3 | 1,425 tok |
| unclecode/crawl4ai crawl4ai.com 🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: ht | 81,675 | Claude Code | 1 | — |
| warpdotdev/warp warp.dev Warp is an agentic development environment, born out of the terminal. | 64,823 | Claude Code, Codex, OpenCode | 24 | 4,233 tok |
| mvanhorn/last30days-skill AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and th | 61,351 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,976 tok |
| metabase/metabase metabase.com The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets ev | 49,101 | Claude Code, GitHub Copilot | 58 | 2,833 tok |
| moeru-ai/airi airi.moeru.ai 💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings t | 48,813 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 32 | 7,075 tok |
| streamlit/streamlit streamlit.io Streamlit — A faster way to build and share data apps. | 45,698 | Claude Code, Codex, GitHub Copilot, OpenCode | 49 | 26,797 tok |
| payloadcms/payload payloadcms.com Payload is the open-source, fullstack Next.js framework, giving you instant backend superp | 44,591 | Claude Code, Codex, OpenCode | 14 | 5,194 tok |
| microsoft/playwright-mcp npmjs.com Playwright MCP server | 36,839 | Claude Code | 1 | 363 tok |
| sgl-project/sglang sglang.io SGLang is a high-performance serving framework for large language models and multimodal mo | 35,516 | Claude Code, Codex | 24 | — |
| zhaoxuya520/reverse-skill Reverse Engineering / Authorized Penetration Testing / Security Research Skill Router Pack | 34,719 | Claude Code, Codex, OpenCode | 2 | 1,078 tok |
| cockroachdb/cockroach cockroachlabs.com CockroachDB — the cloud native, distributed SQL database designed for high availability, e | 32,442 | Claude Code | 22 | 1,292 tok |
| SigNoz/signoz signoz.io SigNoz is an open-source, OpenTelemetry-native observability platform for your team and th | 32,021 | Claude Code | 3 | — |
| getzep/graphiti help.getzep.com Build Real-Time Knowledge Graphs for AI Agents | 30,621 | Claude Code, Codex, OpenCode | 2 | 3,395 tok |
| chroma-core/chroma trychroma.com Search infrastructure for AI | 29,236 | Claude Code, Codex, OpenCode | 3 | 569 tok |
| mastra-ai/mastra mastra.ai Mastra is the modern TypeScript framework for AI-powered applications and agents. | 27,728 | Claude Code, Codex, OpenCode | 35 | 416 tok |
| recharts/recharts recharts.github.io Redefined chart library built with React and D3 | 27,545 | Claude Code, Codex, OpenCode | 7 | 310 tok |
| Wox-launcher/Wox woxlauncher.com A cross-platform launcher that simply works | 27,323 | Claude Code, Codex, OpenCode | 11 | 1,371 tok |
| deepset-ai/haystack haystack.deepset.ai Open-source AI orchestration framework for building context-engineered, production-ready L | 26,428 | Claude Code, Codex, OpenCode | 2 | 438 tok |
| promptfoo/promptfoo promptfoo.dev Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. | 24,846 | Claude Code, Codex, OpenCode | 8 | 5,280 tok |
| tursodatabase/turso A SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The | 24,185 | Claude Code, Codex, OpenCode | 15 | 2,197 tok |
| different-ai/openwork openworklabs.com The open-source alternative to Claude Cowork (powered by opencode) | 23,354 | Claude Code, Codex, OpenCode | 20 | 1,151 tok |
| dotnet/maui dot.net .NET MAUI is the .NET Multi-platform App UI, a framework for building native device applic | 23,319 | Claude Code, Codex, GitHub Copilot | 50 | 34,574 tok |
| micro/go-micro go-micro.dev A Go agent harness and service framework | 23,059 | Claude Code, Codex, OpenCode | 2 | 2,557 tok |
| czlonkowski/n8n-mcp n8n-mcp.com A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you | 22,842 | Claude Code, Codex, OpenCode | 10 | 2,869 tok |
| NVIDIA/NemoClaw docs.nvidia.com Run agents like Hermes, LangChain Deep Agents, and OpenClaw more securely inside NVIDIA Op | 22,378 | Claude Code, Codex, OpenCode | 31 | 4,217 tok |
| appium/appium appium.io Cross-platform automation framework for all kinds of apps, built on top of the W3C WebDriv | 21,930 | Claude Code | 2 | — |
| comet-ml/opik comet.com Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows wit | 21,822 | Claude Code, Codex, GitHub Copilot, OpenCode | 29 | 14,869 tok |
| pingdotgg/t3code t3.codes | 21,789 | Claude Code, Codex, OpenCode | 6 | 3,461 tok |
| steipete/CodexBar codex.bar Show usage stats for OpenAI Codex and Claude Code, without having to login. | 20,984 | Claude Code, Codex, OpenCode | 5 | 1,512 tok |
| apache/shardingsphere Empowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security | 20,793 | Claude Code, Codex, OpenCode | 8 | 4,969 tok |
| monkeytypegame/monkeytype monkeytype.com The most customizable typing website with a minimalistic design and a ton of features. Tes | 20,656 | Claude Code | 2 | — |
| pydantic/pydantic-ai pydantic.dev How Python does AI. Agents, realtime voice, image generation, embeddings. Every model, eve | 19,741 | Claude Code, Codex, OpenCode | 12 | 3,621 tok |
| teng-lin/notebooklm-py Unofficial Python API and agentic skill for Google Gemini Notebook. Full programmatic acce | 19,173 | Claude Code, Codex, OpenCode | 2 | 2,673 tok |
| keploy/keploy keploy.io Open-source platform for creating safe, isolated production sandboxes for API, integration | 18,439 | Claude Code, Codex, OpenCode | 4 | 4,945 tok |
| ag-ui-protocol/ag-ui ag-ui.com AG-UI: the Agent-User Interaction Protocol. Bring Agents into Frontend Applications. | 15,743 | Claude Code, Codex, OpenCode | 16 | 1,403 tok |
| HKUDS/OpenHarness "OpenHarness: Open Agent Harness with a Built-in Personal Agent--Ohmo!" | 15,647 | Claude Code | 2 | — |
| mobile-dev-inc/Maestro maestro.dev Painless E2E Automation for Mobile and Web | 15,513 | Claude Code, Codex, OpenCode | 4 | 3,171 tok |
| apache/pulsar pulsar.apache.org Apache Pulsar - distributed pub-sub messaging system | 15,326 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 1,674 tok |
| coder/coder coder.com Secure environments for developers and their agents | 14,378 | Claude Code, Codex, Cursor, OpenCode | 14 | 1,407 tok |
| qazbnm456/awesome-web-security awesomelists.top 🐶 A curated list of Web Security materials and resources. | 13,772 | Claude Code | 1 | 3,273 tok |