1,894 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 agents7,374Claude Code6,573Data and AI3,706Backend and APIs3,486Languages3,398Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Research2,292DevOps and cloud2,282Writing and docs2,269
Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mixedbread-ai/mgrep demo.mgrep.mixedbread.com A calm, CLI-native way to semantically grep everything, like code, images, pdfs and more. | 4,391 | Claude Code, Codex, OpenCode | 7 | 1,917 tok |
| hao-ai-lab/FastVideo hao-ai-lab.github.io A unified inference and post-training framework for accelerated video generation. | 4,343 | Claude Code, Codex, OpenCode | 19 | 1,342 tok |
| httprunner/httprunner httprunner.com HttpRunner is an open-source API/UI testing framework that is easy to use, powerful, highl | 4,295 | Claude Code | 1 | 1,029 tok |
| m1heng/clawdbot-feishu | 4,245 | Claude Code | 4 | 1,599 tok |
| nyldn/claude-octopus reddit.com Run multiple AI models against the same research, design, or coding task. Surface disagree | 4,054 | Claude Code, Codex, GitHub Copilot, OpenCode | 6 | 7,327 tok |
| workweave/router weaveos.com Model router for agentic systems. Routes every prompt to the right model in <50ms. Cut cos | 3,940 | Claude Code, Codex, OpenCode | 7 | 13,327 tok |
| TracecatHQ/tracecat tracecat.com Open-source security automation platform for teams and AI agents | 3,789 | Claude Code, Codex, OpenCode | 11 | 5,824 tok |
| kubernetes-sigs/agent-sandbox agent-sandbox.sigs.k8s.io agent-sandbox enables easy management of isolated, stateful, singleton workloads, ideal fo | 3,750 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 4,625 tok |
| livestorejs/livestore livestore.dev LiveStore is a next-generation state management framework based on reactive SQLite and bui | 3,696 | Claude Code, Codex, OpenCode | 4 | 1,556 tok |
| UsefulSoftwareCo/executor executor.sh The missing integration layer for AI agents. Let them call any OpenAPI / MCP / GraphQL / c | 3,638 | Claude Code, Codex, OpenCode | 23 | 674 tok |
| langwatch/langwatch langwatch.ai The platform for LLM evaluations and AI agent testing | 3,525 | Claude Code | 8 | 10,001 tok |
| bytebase/dbhub dbhub.ai Token conscious database MCP server for Postgres, MySQL, SQL Server, MariaDB, SQLite. | 3,467 | Claude Code, GitHub Copilot | 4 | 3,785 tok |
| qawolf/cli docs.qawolf.com QA Wolf from anywhere — your terminal, your CI, your AI agent. | 3,446 | Claude Code, Codex, OpenCode | 2 | 2,060 tok |
| callstack/react-native-testing-library oss.callstack.com 🦉 Simple and complete React Native testing utilities that encourage good testing practice | 3,417 | Claude Code, Codex, OpenCode | 2 | 291 tok |
| skyhook-io/radar radarhq.io The missing open-source Kubernetes UI with a built-in MCP server for AI agents. See what's | 3,271 | Claude Code, Codex | 9 | 9,186 tok |
| langchain-ai/langgraphjs docs.langchain.com Framework to build resilient language agents as graphs. | 3,251 | Claude Code, Codex, OpenCode | 2 | 551 tok |
| deltazefiro/Amarok-Hider deltazefiro.github.io Hide your private files and apps with a single click. | 3,235 | Claude Code, Codex, OpenCode | 5 | 470 tok |
| openclaw/acpx acpx.sh Headless CLI client for stateful Agent Client Protocol (ACP) sessions | 3,216 | Claude Code, Codex, OpenCode | 3 | 4,010 tok |
| liaohch3/claude-tap Intercept and inspect Coding Agent API traffic from Claude Code, Codex CLI, Gemini CLI, Cu | 3,177 | Claude Code, Codex, OpenCode | 12 | 1,674 tok |
| mikeyobrien/ralph-orchestrator An improved implementation of the Ralph Wiggum technique for autonomous AI agent orchestra | 3,126 | Claude Code, Codex, OpenCode | 19 | 2,873 tok |
| FStarLang/FStar fstar-lang.org A Proof-oriented Programming Language | 3,104 | Claude Code | 1 | — |
| sonos/tract Tiny, no-nonsense, self-contained, Tensorflow and ONNX inference | 3,060 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 893 tok |
| mnemosyne-oss/mnemosyne mnemosyne.site Zero-cloud AI memory that works everywhere. SQLite-backed. One pure-Python dependency. | 3,032 | Claude Code | 2 | — |
| jsynowiec/node-typescript-boilerplate Production-ready Node.js TypeScript boilerplate: ESM, Vitest, ESLint, Prettier, GitHub Act | 2,952 | Claude Code, Codex, OpenCode | 2 | 547 tok |
| beilunyang/moemail moemail.app A cute temporary email service built with NextJS + Cloudflare technology stack 🎉 | 2,804 | Claude Code | 1 | — |
| EvanBacon/serve-sim The `npx serve` of Apple Simulators. | 2,762 | Claude Code, Codex, OpenCode | 3 | 922 tok |
| jeremylongshore/tons-of-skills-marketplace jeremylongshore.github.io Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapter | 2,705 | Claude Code, Codex, OpenCode | 5 | 11,594 tok |
| mongodb/mongo-java-driver mongodb.com The official MongoDB drivers for Java, Kotlin, and Scala | 2,661 | Claude Code, Codex, OpenCode | 4 | 1,002 tok |
| nunit/nunit nunit.org NUnit Framework | 2,623 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 719 tok |
| CyberStrikeus/CyberStrike cyberstrike.io Open-source AI-powered offensive security harness for automated penetration testing. | 2,600 | Claude Code | 1 | — |
| zilliztech/memsearch zilliztech.github.io A persistent, unified memory layer for all your AI agents (e.g. Claude Code, Codex, DSH), | 2,571 | Claude Code | 1 | 2,349 tok |
| huggingface/OpenEnv huggingface.co An interface library for RL post training with environments. | 2,547 | Claude Code, Codex, OpenCode | 32 | 3,744 tok |
| lichess-org/mobile Lichess mobile app | 2,526 | Claude Code | 1 | 4,362 tok |
| subsy/ralph-tui ralph-tui.com | 2,437 | Claude Code, Codex, OpenCode | 3 | 1,095 tok |
| landing-ai/ade-cli docs.landing.ai The official CLI for Agentic Document Extraction (ADE) by LandingAI — parse documents and | 2,411 | Claude Code | 2 | 200 tok |
| crbnos/carbon carbon.ms Carbon is an open source ERP, MES and QMS for manufacturing. Perfect for complex assembly, | 2,396 | Claude Code, Codex, OpenCode | 32 | 3,554 tok |
| OPCFoundation/UA-.NETStandard OPC Unified Architecture .NET Standard | 2,381 | Claude Code, Codex, GitHub Copilot | 6 | 3,677 tok |
| jmiao24/Paper2Agent Paper2Agent is a multi-agent AI system that automatically transforms research papers into | 2,347 | Claude Code | 6 | — |
| nizos/tdd-guard Automated TDD enforcement for Claude Code | 2,332 | Claude Code | 1 | 1,055 tok |
| mflux-community/mflux Apple MLX native implementations of state-of-the-art generative image & video models | 2,314 | Claude Code, Codex, Cursor, OpenCode | 11 | 23 tok |
| Exa-Networks/exabgp The BGP swiss army knife of networking | 2,303 | Claude Code | 4 | 4,924 tok |
| southleft/figma-console-mcp southleft.com Your design system as an API. Connect AI to Figma for extraction, creation, and debugging. | 2,275 | Claude Code | 3 | 415 tok |
| milind-soni/OpenMausBot openmausbot.com Open Source Alternative to Grok Bot with a virtual machine that bots can use | 2,258 | Claude Code, Codex, OpenCode | 3 | 68 tok |
| hi-godot/godot-ai Production-grade MCP server and AI tools for the Godot engine. A Snap to install. Totally | 2,193 | Claude Code, Codex, OpenCode | 4 | 6,849 tok |
| experientiallabs/experiential experientiallabs.ai Experiential is the open source, zero markup gateway for BYOK, self-hosted and 1000+ marke | 2,183 | Claude Code, Codex, OpenCode | 6 | 5,881 tok |
| renatoasse/opensquad | 2,090 | Claude Code | 4 | 488 tok |
| raphaelmansuy/edgequake edgequake.com EdegQuake 🌋 High-performance GraphRAG inspired from LightRag written in Rust; Transform d | 2,087 | Claude Code, Codex, OpenCode | 14 | 9,845 tok |
| maxritter/pilot-shell pilot-shell.com Professional context and harness engineering for Claude Code and OpenAI Codex. Build produ | 2,066 | Claude Code, Codex, OpenCode | 2 | 711 tok |
| Lumiwealth/lumibot lumibot.lumiwealth.com Backtestable AI trading agents and Python algorithmic trading strategies for stocks, optio | 2,045 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 16,167 tok |
| Kochava-Studios/witsy Witsy: desktop AI assistant / universal MCP client | 2,025 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 5,730 tok |