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 |
|---|---|---|---|---|
| leon-ai/leon getleon.ai 🧠 Leon is your open-source personal assistant. | 17,618 | Claude Code, Codex, OpenCode | 2 | 2,065 tok |
| ag-ui-protocol/ag-ui ag-ui.com AG-UI: the Agent-User Interaction Protocol. Bring Agents into Frontend Applications. | 16,881 | Claude Code, Codex, OpenCode | 16 | 1,403 tok |
| mobile-dev-inc/Maestro maestro.dev Painless E2E Automation for Mobile and Web | 16,251 | Claude Code, Codex, OpenCode | 6 | 3,796 tok |
| HKUDS/OpenHarness "OpenHarness: Open Agent Harness with a Built-in Personal Agent--Ohmo!" | 16,128 | Claude Code | 2 | — |
| k2-fsa/sherpa-onnx k2-fsa.github.io Speech-to-text, text-to-speech, speaker diarization, speech enhancement, source separation | 15,573 | Claude Code | 1 | 1,119 tok |
| apache/pulsar pulsar.apache.org Apache Pulsar - distributed pub-sub messaging system | 15,355 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 1,871 tok |
| XiaomiMiMo/MiMo-Code mimo.xiaomi.com MiMo Code: Where Models and Agents Co-Evolve | 13,735 | Claude Code, Codex, OpenCode | 3 | 903 tok |
| apify/apify-mcp-server mcp.apify.com The Apify MCP server enables your AI agents to extract data from social media, search engi | 13,682 | Claude Code, Codex, OpenCode | 6 | 2,628 tok |
| modelcontextprotocol/typescript-sdk ts.sdk.modelcontextprotocol.io The official TypeScript SDK for Model Context Protocol servers and clients | 13,674 | Claude Code | 1 | 295 tok |
| experientiallabs/experiential experientiallabs.ai Experiential is the open source, zero markup gateway for BYOK, self-hosted and 1000+ marke | 13,670 | Claude Code, Codex, OpenCode | 2 | 7,447 tok |
| plantuml/plantuml plantuml.com Generate diagrams from textual description | 13,383 | Claude Code, GitHub Copilot | 2 | 1,198 tok |
| ixartz/Next-js-Boilerplate nextjs-boilerplate.com 🚀🎉📚 Nextjs Boilerplate and Starter with App Router and Page Router support, Tailwind CS | 13,092 | Claude Code, Codex, OpenCode | 2 | 886 tok |
| NangoHQ/nango nango.dev Connect your agents & product to 1,000 APIs. | 13,022 | Claude Code, Codex, OpenCode | 13 | 681 tok |
| elie222/inbox-zero getinboxzero.com The world's best AI personal assistant for email. Open source app to help you reach inbox | 12,847 | Claude Code, Codex, Cursor, OpenCode | 27 | 2,083 tok |
| elastic/beats elastic.co :tropical_fish: Beats - Lightweight shippers for Elasticsearch & Logstash | 12,649 | Claude Code, Codex, OpenCode | 2 | 1,700 tok |
| MemTensor/MemOS memos.openmem.net Self-evolving memory OS for LLM & AI Agents: ultra-persistent memory, hybrid-retrieval, an | 12,158 | Claude Code, Codex, OpenCode | 7 | 3,034 tok |
| data-privacy-stack/presidio presidio.dataprivacystack.org An open-source framework for detecting, redacting, masking, and anonymizing sensitive data | 11,568 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 6,710 tok |
| modelcontextprotocol/inspector modelcontextprotocol.io Deterministic testing tools for MCP servers | 11,181 | Claude Code, Codex, OpenCode | 14 | 25,524 tok |
| omnigent-ai/omnigent omnigent.ai Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, C | 11,100 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 2,834 tok |
| CursorTouch/Windows-MCP MCP Server for Computer Use in Windows | 10,651 | Claude Code | 2 | 1,975 tok |
| microsoft/vscode-copilot-chat code.visualstudio.com Copilot Chat extension for VS Code | 9,953 | Claude Code, Codex, GitHub Copilot | 6 | 7,048 tok |
| alvinunreal/oh-my-opencode-slim ohmyopencodeslim.com Lean, fine tuned Opencode multi agent suite · Mix any models · Auto delegate tasks | 9,839 | Claude Code, Codex, OpenCode | 3 | 2,713 tok |
| zhouxiaoka/autoclip zhouxiaoka.github.io AutoClip: AI-powered video clipping and highlight generation · An intelligent tool for ext | 9,823 | Claude Code, Codex, OpenCode | 2 | 1,022 tok |
| cloudflare/computer Give your agent a computer 👾 | 9,749 | Claude Code, Codex, OpenCode | 7 | 2,348 tok |
| fastrepl/anarlog anarlog.so Open source Granola AI Alternative | 9,621 | Claude Code, Codex, OpenCode | 26 | 5,827 tok |
| CoreBunch/Instatic instatic.com The open-source alternative to Webflow, Framer and WordPress. Agentic self-hosted visual C | 9,030 | Claude Code, Codex, OpenCode | 5 | 8,802 tok |
| anyproto/anytype-ts anytype.io Official Anytype client for MacOS, Linux, and Windows | 9,020 | Claude Code, Codex, OpenCode | 11 | 6,931 tok |
| redis/RedisInsight redis.io Redis GUI by Redis | 8,926 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 26 | 2,845 tok |
| SWE-agent/mini-swe-agent mini-swe-agent.com The 100 line AI agent that solves GitHub issues or helps you in your command line. Radical | 8,922 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,358 tok |
| pydantic/monty pydantic.dev A secure Python sandbox, written in Rust, for code written by AI. | 8,801 | Claude Code, Codex, OpenCode | 13 | 17,077 tok |
| jesse-ai/jesse jesse.trade An advanced crypto trading bot written in Python | 8,729 | Claude Code, Codex, OpenCode | 2 | 2,884 tok |
| anthropics/claude-agent-sdk-python | 8,379 | Claude Code | 8 | 1,029 tok |
| zeek/zeek zeek.org Zeek is a powerful network analysis framework that is much different from the typical IDS | 8,147 | Claude Code, Codex, OpenCode | 2 | 823 tok |
| webiny/webiny-js webiny.com Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript | 8,050 | Claude Code, Codex, GitHub Copilot, OpenCode | 11 | 1,745 tok |
| Upsonic/Upsonic docs.upsonic.ai Build autonomous AI agents in Python. | 7,965 | Claude Code | 2 | 2,950 tok |
| MystenLabs/sui sui.io Sui, a next-generation smart contract platform with high throughput, low latency, and an | 7,785 | Claude Code, Codex, OpenCode | 7 | 1,691 tok |
| mufeedvh/code2prompt code2prompt.dev A CLI tool to convert your codebase into a single LLM prompt with source tree, prompt temp | 7,743 | Claude Code, Codex, OpenCode | 7 | 299 tok |
| wiremock/wiremock wiremock.org A tool for mocking HTTP services | 7,413 | Claude Code, Codex, OpenCode | 3 | 596 tok |
| katanemo/plano planoai.dev Plano is an AI-native proxy server and data plane for agentic apps. Smart LLM routing, obs | 7,100 | Claude Code | 9 | 1,270 tok |
| binaricat/Netcatty netcatty.app SSH workspace, SFTP, and terminals in one | 6,880 | Claude Code, Codex, OpenCode | 2 | 5,399 tok |
| uditgoenka/autoresearch udit.co Claude Autoresearch Skill — Autonomous goal-directed iteration for Claude Code. Inspired b | 6,769 | Claude Code, Codex, OpenCode | 30 | 2,635 tok |
| harbor-framework/harbor harborframework.com Framework for evaluating and improving agents | 6,584 | Claude Code, Codex, OpenCode | 2 | 4,202 tok |
| getsentry/XcodeBuildMCP xcodebuildmcp.com A Model Context Protocol (MCP) server and CLI that provides tools for agent use when worki | 6,506 | Claude Code, Codex, OpenCode | 13 | 4,726 tok |
| google/syzkaller syzkaller is an unsupervised coverage-guided kernel fuzzer | 6,383 | Claude Code, Codex, Gemini CLI | 4 | 1,239 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 | 6,797 tok |
| reorx/httpstat curl statistics made simple | 6,220 | Claude Code, Codex, OpenCode | 2 | 1,195 tok |
| maildev/maildev maildev.github.io :mailbox: SMTP Server + Web Interface for viewing and testing emails during development. | 6,151 | Claude Code | 1 | 731 tok |
| ModelEngine-Group/nexent modelengine-group.github.io Nexent is a zero-code platform for auto-generating production-grade AI agents using Harnes | 6,064 | Claude Code, Codex, OpenCode | 9 | 1,519 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 |
| remsky/Kokoro-FastAPI Dockerized OpenAI-compatible wrapper for Kokoro-82M text-to-speech w/multiplatform CPU, AM | 5,608 | Claude Code, Codex, OpenCode | 6 | 913 tok |