Backend and APIs

3,550 projects whose own agent configuration covers backend and apis. 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315

Any agent Claude CodeCodexOpenCodeGitHub CopilotGemini CLICursorWindsurfKiro

ProjectStarsConfiguresFilesAlways loaded
beehive-lab/TornadoVM tornadovm.org Write Java. Run on GPUs. Fast. 1,558 Claude Code 4 —
dirac-run/dirac Coding Agent singularly focused efficiency and context curation. Reduces API costs by 50-8 1,550 Codex, OpenCode 1 881 tok
mxsm/rocketmq-rust rocketmqrust.com 🚀 Apache RocketMQ built in Rust 🦀 — faster, safer, and more memory-efficient. Powering h 1,538 Claude Code, Codex, OpenCode 7 2,820 tok
Azure/data-api-builder aka.ms Data API builder provides modern REST, GraphQL endpoints and MCP tools to your Azure Datab 1,538 GitHub Copilot 1 2,070 tok
edmund-io/edmunds-claude-code 1,509 Claude Code 25 —
lakekeeper/lakekeeper docs.lakekeeper.io Apache Iceberg REST Catalog in Rust — access control, credential vending and audit for eve 1,502 Claude Code, Codex, OpenCode 2 2,495 tok
coder/agentapi HTTP API for Claude Code, Goose, Aider, Gemini, Amp, and Codex 1,496 Codex, OpenCode 1 812 tok
txperl/PixivBiu A Pixiv client. Easy to search, browse, and download artworks. 1,483 Claude Code, Codex, OpenCode 2 2,413 tok
Taxuspt/garmin_mcp MCP server to access Garmin data 1,465 Claude Code 2 2,382 tok
GreenSheep01201/claw-empire Command Your AI Agent Empire from the CEO Desk — A local-first AI agent office simulator t 1,441 Codex, OpenCode 1 4,618 tok
awaescher/OllamaSharp nuget.org The easiest way to use Ollama in .NET 1,411 Codex, OpenCode 1 3,427 tok
raroque/boop-agent iMessage personal agent: choose Claude Agent SDK (Claude Code) or Codex app-server runtime 1,388 Claude Code, Codex, OpenCode 10 589 tok
HashLoad/horse Fast, opinionated, minimalist web framework for Delphi 1,383 Claude Code, Codex 4 —
Xerxes-2/clewdr High Performance LLM Reverse Proxy 1,305 Codex, OpenCode 1 2,409 tok
ENTERPILOT/GoModel gomodel.enterpilot.io AI gateway / AI control plane / AI proxy written in Go. Unified OpenAI-compatible and Anth 1,302 Claude Code, Codex, OpenCode 2 1,167 tok
contentful/contentful.js contentful.github.io JavaScript library for Contentful's Delivery API (node & browser) 1,294 Codex, OpenCode 1 860 tok
Auriti-Labs/geo-optimizer-skill geoready.dev GEO Optimizer, the open-source engine behind GeoReady (geoready.dev): audit whether ChatGP 1,280 Claude Code, Codex, OpenCode 11 2,230 tok
math-inc/OpenGauss 1,275 Codex, OpenCode 1 3,386 tok
polterguy/magic hyperlambda.dev Instant SECURE Full Stack Apps and AI Agents 1,237 Codex, OpenCode 1 903 tok
nspady/google-calendar-mcp MCP integration for Google Calendar to manage events. 1,211 Claude Code, Codex, OpenCode 10 2,636 tok
newrelic/newrelic-ruby-agent docs.newrelic.com New Relic RPM Ruby Agent 1,209 Claude Code 2 —
Ido-Levi/Hephaestus Semi-Structured Agentic Framework. Workflows build themselves as agents discover what need 1,185 Claude Code, Codex, OpenCode 4 666 tok
orangehrm/orangehrm OrangeHRM is a comprehensive Human Resource Management (HRM) System that captures all the 1,160 Claude Code, Codex, OpenCode 32 2,896 tok
TencentCloudBase/CloudBase-AI-Toolkit docs.cloudbase.net Backend for AI coding agents on CloudBase — database, auth, functions via Plugin, Skills & 1,160 Claude Code, Codex, OpenCode 2 7,247 tok
AI-QL/tuui tuui.com A desktop MCP client designed as a tool unitary utility integration, accelerating AI adopt 1,159 Codex, OpenCode 1 496 tok
vm0-ai/vm0 okou.ai Okou connects to the tools your team already uses and does the work — across marketing, sa 1,158 Claude Code, Codex, OpenCode 14 1,126 tok
us/crw fastcrw.com Fast, lightweight Firecrawl/Tavily alternative in Rust. Web scraper, crawler & search API 1,149 Codex, OpenCode 1 2,009 tok
codelibs/fess fess.codelibs.org Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / 1,144 Claude Code 1 1,421 tok
agents-io/PokeClaw PokeClaw (PocketClaw) — first on-device AI that controls your Android phone. Gemma 4, no c 1,140 Claude Code 1 1,720 tok
Onelevenvy/flock A desktop multi-agent harness built with Rust, Tauri, and React, powered by langgraph-rust 1,127 Claude Code, Codex, OpenCode 2 4,269 tok
Rain120/qq-music-api rain120.github.io QQ Music API implemented with koa2. 1,127 Claude Code, Codex, OpenCode 3 2,444 tok
openbkn-ai/bkn-foundry openbkn.ai BKN Foundry is the Ontology back-end foundation of OpenBKN. It transforms ontology-driven 1,123 Codex, OpenCode 1 1,010 tok
caozhiyuan/copilot-api caozhiyuan.github.io GitHub Copilot, OpenAI Codex, OpenCode Go, and third-party AI provider gateway with OpenAI 1,112 Claude Code, Codex, OpenCode 3 688 tok
bubblelabai/BubbleLab bubblelab.ai Open-core workflow engine powering Bubble Lab — and fully runnable, hostable, and extensib 1,099 Claude Code 3 22 tok
ArcadeAI/arcade-mcp docs.arcade.dev MCP Server Framework and Tool Development library for building custom capabilities into ag 1,081 Claude Code 3 4,709 tok
ChatbotXIO/ChatbotX chatbotx.io Open-source ManyChat alternative, built for AI. Omnichannel marketing across WhatsApp, Tik 1,080 Claude Code, Codex, GitHub Copilot, OpenCode 33 7,448 tok
metaskills/experts unremarkable.ai Experts.js is the easiest way to create and deploy OpenAI's Assistants and link them toget 1,063 Cursor 1 371 tok
alpacahq/alpaca-mcp-server alpaca.markets Alpaca’s official MCP Server lets you trade stocks, ETFs, crypto, and options, run data an 1,061 Codex, OpenCode 1 2,127 tok
doccker/cc-use-exp ⛔ No longer maintained → dev-agent-kit/recipes Layered configuration templates that make 1,060 Claude Code, GitHub Copilot, Gemini CLI 26 9,683 tok
cloudflare/mcp mcp.cloudflare.com MCP server for the Cloudflare API 1,052 Claude Code, Codex, OpenCode 2 12,248 tok
Azure-Samples/AI-Gateway aka.ms Labs to explore AI Models, MCP servers, and Agents with the AI Gateway powered by Azure AP 1,008 Claude Code, Codex, OpenCode 8 1,322 tok
sirkirby/unifi-mcp unifimcp.com MCP servers & Graph API for the UniFi suite of applications, Network, Protect, and Access 1,008 Claude Code, Codex, GitHub Copilot, OpenCode 16 6,773 tok
activeagents/activeagent docs.activeagents.ai ActiveAgent Rails framework for Agent Apps 986 Codex, OpenCode 1 5,810 tok
cabloy/cabloy cabloy.com Cabloy is a Node.js fullstack framework for AI vibe coding, with AI Spec-Driven Developmen 985 Claude Code, Codex, OpenCode 17 10,512 tok
Rheosoph/flow-like flow-like.com Flow-Like: Strongly Typed Enterprise Scale Workflows. Built for scalability, speed, seamle 972 Claude Code, Codex, GitHub Copilot, OpenCode 8 8,452 tok
TryCaspian/caspian-sdk trycaspianai.com Agent communication SDK. The open-source agent communication layer for AI agents — email, 970 Cursor 1 —
ethanplusai/jarvis JARVIS — a voice assistant for Claude Code. Talk to your Mac and he brainstorms a project 957 Claude Code 1 3,216 tok
HaschekSolutions/pictshare pictshare.net :camera: PictShare is an open source image, mp4, pastebin hosting service with a simple re 952 Claude Code 1 1,294 tok
modelcontextprotocol/ruby-sdk ruby.sdk.modelcontextprotocol.io The official Ruby SDK for the Model Context Protocol servers and clients. 945 Claude Code, Codex, OpenCode 2 1,394 tok
JaguarJack/catch-admin catchadmin.com CatchAdmin is a powerful, extensible modern PHP administration system. It uses a frontend- 940 Claude Code, Codex, OpenCode 11 1,778 tok