2,311 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 |
|---|---|---|---|---|
| ezyang/codemcp Coding assistant MCP for Claude Desktop | 1,606 | Claude Code | 1 | 21 tok |
| golemcloud/golem learn.golem.cloud Golem Cloud is the agent-native platform for building AI agents and distributed applicatio | 1,513 | Claude Code, Codex, OpenCode | 32 | 3,483 tok |
| beehive-lab/TornadoVM tornadovm.org Write Java. Run on GPUs. Fast. | 1,496 | Claude Code | 3 | — |
| tddworks/ClaudeBar tddworks.github.io A macOS menu bar application that monitors AI coding assistant usage quotas. Keep track of | 1,462 | Claude Code | 7 | 3,440 tok |
| inkline/inkline inkline.io Inkline is the intuitive UI Components library that gives you a developer-friendly foundat | 1,462 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 27 | 1,855 tok |
| hyhmrright/brooks-lint hyhmrright.github.io AI code reviews grounded in 12 classic engineering books — decay risk diagnostics with boo | 1,455 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 5,076 tok |
| chunkhound/chunkhound chunkhound.ai Your entire engineering context, deeply understood | 1,428 | Claude Code, Codex, OpenCode | 5 | 2,314 tok |
| regenrek/deepwiki-mcp 📖 MCP server for fetch deepwiki.com and get latest knowledge in Cursor and other Code Edi | 1,385 | Cursor | 2 | 70 tok |
| openclaw/crabbox crabbox.sh Crabbox: warm a box, sync the diff, run the suite. | 1,373 | Claude Code, Codex, OpenCode | 2 | 1,651 tok |
| cosmtrek/mindwalk A visualization tool that replays coding-agent sessions on a 3D map of your codebase. | 1,322 | Claude Code, Codex, OpenCode | 3 | 881 tok |
| LargeModGames/spotatui spotatui.com A fast, standalone terminal music player in Rust: native Spotify streaming plus local, Sub | 1,316 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 27,848 tok |
| lycorp-jp/sim-use Give your AI agent eyes and hands on iOS Simulator and Android emulator/devices. | 1,312 | Claude Code, Codex, OpenCode | 5 | 1,944 tok |
| paradigmxyz/centaur centaur.run Centaur is frontier, agentic infrastructure that you own. Centaur is like Claude Tag, but | 1,246 | Claude Code, Codex, OpenCode | 12 | 1,824 tok |
| uphiago/recon-skills hiago.sh Recon & pentest skill pack. CORS, XSS, SQLi, SSRF, RCE, WordPress, MCP, cloud, subdomain t | 1,245 | Codex, OpenCode | 1 | 900 tok |
| conorluddy/ios-simulator-skill conor.fyi An IOS Simulator Skill for ClaudeCode. Use it to optimise Claude's ability to build, run a | 1,243 | Claude Code | 1 | 2,315 tok |
| mrwadams/attackgen AttackGen is a cybersecurity incident response testing tool that leverages the power of la | 1,239 | Claude Code, Codex, OpenCode | 2 | 7,390 tok |
| vellum-ai/vellum-assistant vellum.ai An AI Assistant that’s easy to setup, does your work 24/7, knows your preferences and gets | 1,201 | Claude Code, Codex, Cursor, OpenCode | 16 | 9,582 tok |
| phronesis-io/eigenflux eigenflux.ai Official repository for EigenFlux — the open-source communication and broadcast network fo | 1,147 | Claude Code, Codex, OpenCode | 4 | 1,742 tok |
| wbopan/cui A web UI for Claude Code agents | 1,144 | Claude Code | 1 | 700 tok |
| fetchai/innovation-lab-examples innovationlab.fetch.ai 80+ production-ready AI agent examples in Python — build autonomous agents, multi-agent sy | 1,142 | GitHub Copilot | 4 | 434 tok |
| EliasOenal/multimon-ng | 1,135 | GitHub Copilot | 5 | 3,936 tok |
| AlexSergey/rockpack alexsergey.github.io Zero-config React with built-in SSR, automated quality gates, and AI-ready project structu | 1,133 | Claude Code | 1 | 477 tok |
| massgen/MassGen docs.massgen.ai 🚀 MassGen is an open-source multi-agent scaling system that runs in your terminal, autono | 1,128 | Claude Code, Codex, OpenCode | 2 | 9,136 tok |
| withkynam/vibecode-pro-max-kit Your AI forgets. This remembers. Spec-driven coding harness for vibecoders, product owners | 1,117 | Claude Code, Codex, OpenCode | 56 | 15,545 tok |
| raindrop-ai/workshop raindrop.ai Give your coding agent the power to write and run agent evals. | 1,070 | Codex, OpenCode | 1 | 451 tok |
| rogue-security/rogue qualifire.ai AI Agent Evaluator & Red Team Platform | 1,060 | Codex, OpenCode | 1 | 1,055 tok |
| cBioPortal/cbioportal cbioportal.org cBioPortal for Cancer Genomics | 1,031 | Claude Code, Codex, OpenCode | 2 | 741 tok |
| beizhu-1209/AIHelms aihelms.cn An enterprise-grade AI resource management platform providing a unified AI gateway and tok | 1,029 | Claude Code | 6 | 943 tok |
| MGdaasLab/WHartTest wharttest.mgdaas.com WHartTest is an AI-driven test automation platform that automates the generation and manag | 1,024 | GitHub Copilot | 1 | 1,629 tok |
| BitMiracle-AI/Dormice The SQLite of agent sandboxes — self-hosted, E2B-compatible. One machine, sandboxes that l | 1,019 | Claude Code | 1 | — |
| rdi-berkeley/agents-last-exam agents-last-exam.org Agents' Last Exam | 1,014 | Codex, OpenCode | 1 | 1,548 tok |
| johnhuang316/code-index-mcp A Model Context Protocol (MCP) server that helps large language models index, search, and | 1,005 | Claude Code, Codex | 2 | — |
| scaleway/scaleway-cli cli.scaleway.com Command Line Interface for Scaleway | 996 | Claude Code, Codex, OpenCode | 3 | 982 tok |
| Pantheon-Security/medusa pantheonsecurity.io AI-first security scanner. NEW in v2026.7: Claude Code compromise detection — vet .claude/ | 979 | Claude Code | 1 | 2,806 tok |
| oceanbase/powercontext powercontext.oceanbase.io Not only memory but a full story. | 950 | Codex, OpenCode | 1 | 1,049 tok |
| microsoft/wassette microsoft.github.io Wassette: A security-oriented runtime that runs WebAssembly Components via MCP | 941 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 510 tok |
| QuantGeekDev/mcp-framework mcp-framework.com The Typescript MCP Framework | 929 | Claude Code | 1 | 2,151 tok |
| Auties00/Cobalt Standalone unofficial fully-featured Whatsapp Web and Mobile API for Java and Kotlin | 918 | Claude Code | 6 | 10,056 tok |
| CopilotKit/aimock aimock.copilotkit.dev Mock everything your AI app talks to — LLM APIs, MCP, A2A, AG-UI, vector DBs, search. One | 914 | Claude Code | 2 | 525 tok |
| vostride/agent-qa vostride.com Open-source self-improving QA agent for software teams. A test harness with memory. Write | 901 | Codex, OpenCode | 1 | 1,569 tok |
| stackql/stackql stackql.io Query, provision and operate Cloud, SaaS, API and Model Context Protocol (MCP) resources t | 898 | Claude Code, Codex, OpenCode | 2 | 2,211 tok |
| janreges/siteone-crawler crawler.siteone.io SiteOne Crawler is a cross-platform website crawler and analyzer for SEO, security, access | 896 | Claude Code | 1 | 3,610 tok |
| tanem/react-svg npm.im :art: A React component that injects SVG into the DOM. | 883 | Claude Code, Codex, OpenCode | 2 | 1,335 tok |
| SoftInstigate/restheart restheart.org The Open Source Backend for MongoDB | 883 | GitHub Copilot | 1 | 2,124 tok |
| jamaljsr/polar lightningpolar.com One-click Bitcoin Lightning networks for local app development & testing | 858 | Claude Code, GitHub Copilot | 2 | 3,710 tok |
| AmElmo/proofshot Give AI coding agents eyes. Records browser sessions, captures screenshots, collects error | 857 | Claude Code | 1 | 1,221 tok |
| vinhnx/VTCode vinhnx.github.io VT Code is an open-source Rust terminal coding agent. | 833 | Codex, GitHub Copilot, OpenCode | 2 | 6,676 tok |
| Mininglamp-OSS/octo-server 🐙 The Go backend powering OCTO — an open workplace built for humans × AI agents. REST & W | 823 | Claude Code, Codex, OpenCode | 7 | 4,907 tok |
| SpaiR/imgui-java JNI based binding for Dear ImGui | 820 | Claude Code, Codex, OpenCode | 2 | 3,728 tok |
| groq/openbench openbench.dev Provider-agnostic, open-source evaluation infrastructure for language models | 813 | Claude Code | 3 | 1,099 tok |