Languages

3,398 projects whose own agent configuration covers languages. 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 APIs3,486Planning3,181Git and workflow3,100Code review2,701Memory and context2,354Testing2,311Research2,292DevOps and cloud2,282Writing and docs2,269

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
bethington/ghidra-mcp Ghidra MCP Server — 200+ MCP tools for AI-powered reverse engineering. GUI plugin + headle 3,719 Claude Code, Codex, OpenCode 2 10,062 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
rust-lang/crates.io crates.io The Rust package registry 3,691 Codex, OpenCode 1 2,498 tok
modelcontextprotocol/java-sdk java.sdk.modelcontextprotocol.io The official Java SDK for Model Context Protocol servers and clients. Maintained in collab 3,683 Codex, OpenCode 1 839 tok
strukto-ai/mirage strukto.ai The World's First Virtual Terminal for AI Agents 3,612 Claude Code, Codex, OpenCode 2 15,771 tok
laravel/boost laravel.com Laravel-focused MCP server for augmenting your AI powered local development experience. 3,609 Claude Code, Codex 3
millionco/expect expect.dev Expect tests your agent's code in a real browser 3,552 Claude Code, Codex, OpenCode 10 6,472 tok
arcboxlabs/arcbox arcbox.dev Run AI agents on real and isolated machines — own kernel, filesystem, and network — with < 3,513 Claude Code, Codex, GitHub Copilot, OpenCode 3 4,748 tok
AvdLee/SwiftUI-Agent-Skill Add expert SwiftUI Best Practices guidance to your AI coding tool (Agent Skills open forma 3,498 Claude Code, Codex, GitHub Copilot, OpenCode 3 2,427 tok
dotnet/roslynator josefpihrt.github.io Roslynator is a set of code analysis tools for C#, powered by Roslyn. 3,477 Claude Code, Codex, OpenCode 7 227 tok
sigp/lighthouse lighthouse-book.sigmaprime.io Ethereum consensus client in Rust 3,467 Claude Code 2
psmux/psmux psmux.pages.dev Tmux on Windows Powershell - tmux for PowerShell, Windows Terminal, cmd.exe. Includes psmu 3,429 Codex, OpenCode 1 222 tok
tursodatabase/agentfs agentfs.ai The filesystem for agents. 3,389 Claude Code 2
yanyiwu/nodejieba Node.js version of the Jieba Chinese word segmentation library 3,236 Codex, OpenCode 1 41 tok
MemMachine/MemMachine memmachine.ai Universal memory layer for AI Agents. It provides scalable, extensible, and interoperable 3,216 Codex, OpenCode 1 1,070 tok
xpf0000/FlyEnv flyenv.com Native local development environment for Windows, macOS & Linux. A modern alternative to X 3,194 Codex, OpenCode 2 3,063 tok
punitarani/fli deepwiki.com Google Flights MCP, CLI and Python Library 3,138 Claude Code, Codex, OpenCode 2 3,175 tok
marc2332/freya freyaui.dev Cross-platform and non-web GUI library for 🦀 Rust powered by 🎨 Skia. 3,129 Claude Code, Codex, OpenCode 2 666 tok
FStarLang/FStar fstar-lang.org A Proof-oriented Programming Language 3,104 Claude Code 1
elevenlabs/elevenlabs-python elevenlabs.io The official Python SDK for the ElevenLabs API. 3,087 Codex, OpenCode 1 114 tok
Simon-He95/markstream-vue markstream.simonhe.me Multi-framework streaming Markdown renderers for AI apps: Vue/Nuxt, React/Next.js, Svelte, 2,990 Codex, OpenCode 12 644 tok
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
silexlabs/Silex silex.me Silex is an online tool for visually creating static sites with dynamic data. With the fre 2,951 Codex, OpenCode 1 1,155 tok
zerx-lab/FluxDown fluxdown.zerx.dev Rust-powered multi-protocol download manager supporting HTTP/FTP/BitTorrent magnet links a 2,913 Codex, OpenCode 1 6,247 tok
ax-llm/ax axllm.dev The pretty much "official" DSPy framework for Typescript 2,893 Codex, OpenCode 1 1,548 tok
DingTalk-Real-AI/dingtalk-workspace-cli DingTalk Workspace is an officially open-sourced cross-platform CLI tool from DingTalk. It 2,875 Codex, OpenCode 1 7,929 tok
SRombauts/SQLiteCpp srombauts.github.io SQLiteC++ (SQLiteCpp) is a smart and easy to use C++ SQLite3 wrapper. 2,781 Claude Code, Codex, GitHub Copilot, OpenCode 18 3,300 tok
erupts/erupt erupt.xyz why write many code when few annotation do trick — annotation-driven Java framework, one c 2,772 Claude Code 1 2,062 tok
NVIDIA-NeMo/Switchyard Switchyard lets LLM applications route traffic across models and providers while preservin 2,754 Claude Code, Codex, OpenCode 6 2,645 tok
johnfercher/maroto maroto.tech A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and sim 2,752 Codex, OpenCode 1 668 tok
microsoft/clarity clarity.microsoft.com A behavioral analytics library that uses dom mutations and user interactions to generate a 2,740 Claude Code, GitHub Copilot 2 3,256 tok
FluidInference/FluidAudio docs.fluidinference.com Frontier CoreML audio models in your apps — text-to-speech, speech-to-text, voice activity 2,739 Claude Code, Codex, GitHub Copilot, OpenCode 7 3,646 tok
doronz88/pymobiledevice3 doronz88.github.io Pure python3 implementation for working with iDevices (iPhone, etc...). 2,710 Claude Code, Codex, OpenCode 5 1,794 tok
spider-rs/spider spider.cloud Get web data for AI agents and LLMs - fast, efficient, and reliable with Rust 2,699 Claude Code 1 4,720 tok
cocoindex-io/cocoindex-code cocoindex.io A super light-weight embedded code search engine CLI (AST based) that just works - improv 2,698 Claude Code 1 1,766 tok
refraction-ray/xalpha xalpha.readthedocs.io A backtesting engine for fund investment management 2,690 Claude Code, Codex, OpenCode 2 917 tok
org2AI/ORG2 System of record for how agents build software: Built-in rust harness & 20+ CLIs. 2,649 Codex, OpenCode 1 3,019 tok
SummerSec/ShiroAttack2 Comprehensive exploitation of Shiro deserialization vulnerabilities (for authorized testin 2,625 Claude Code, Codex, OpenCode 3 2,182 tok
nunit/nunit nunit.org NUnit Framework 2,623 Claude Code, Codex, GitHub Copilot, OpenCode 9 719 tok
Azure/azure-sdk-for-java This repository is for active development of the Azure SDK for Java. For consumers of the 2,565 Claude Code, Codex, GitHub Copilot, OpenCode 17 3,984 tok
graphistry/pygraphistry PyGraphistry is a Python library to quickly load, shape, embed, and explore big graphs wit 2,554 Claude Code, Codex, OpenCode 2 502 tok
Agent-Field/agentfield agentfield.ai Build, run and scale AI agents like API and microservices 2,551 Claude Code, Codex, OpenCode 2 4,146 tok
microsoft/foundry-local foundrylocal.ai 2,542 GitHub Copilot 14 10,736 tok
lestrrat-go/jwx Complete implementation of JWx (Javascript Object Signing and Encryption/JOSE) technologie 2,421 Claude Code, Codex, OpenCode 3 3,061 tok
OPCFoundation/UA-.NETStandard OPC Unified Architecture .NET Standard 2,381 Claude Code, Codex, GitHub Copilot 6 3,677 tok
vercel/chat chat-sdk.dev A unified TypeScript SDK for building chat bots across Slack, Microsoft Teams, Google Chat 2,344 Claude Code, Codex, OpenCode 3 1,284 tok
Bottelet/DaybydayCRM daybydaycrm.com DaybydayCRM an open-source CRM, to help you keep track of your daily workflow. 2,326 Claude Code, Codex, GitHub Copilot, OpenCode 16 1,632 tok
apconw/Aix-DB Aix-DB is based on the LangChain/LangGraph frameworks and combines an MCP Skills multi-age 2,242 Claude Code 1 1,430 tok
iamlukethedev/Claw3D claw3d.ai Claw3D is an open source 3D engine built on OpenClaw for creating games, simulations, and 2,204 Codex, OpenCode 1 608 tok
keitaoouchi/MarkdownView Markdown View for iOS. 2,177 Claude Code, Codex, OpenCode 2 727 tok