Game Server GitHub Repositories (2026) · Open Source Tools

The 2012 Forza Horizon, native on Windows and Linux, and online again: Horizon World, leaderboards and Rivals on a public server you can also self-host. Bring your own copy.

⚔ Multiplayer Framework for Node.js

Empowering everyone to host fast and efficient Minecraft servers

Complete Open Source and Modular solution for MMO

A modern game server management panel built in Rust. Deploy, monitor, and manage Minecraft, Rust, and other game servers with industry-leading performance.

Reimagining the Hosting Industry

Crazy Arcade Server Emulator

Dedicated Game Server Hosting and Scaling for Multiplayer Games on Kubernetes

Phantasy Star Online game server, proxy, and reverse-engineering tools

Play Ragnarok Online 3 on your own server. Open-source RO3 server emulator: one click on Windows, host for friends on Windows or Linux. C# / .NET 10.

PufferPanel is an open source game server management panel, designed for both small networks and personal use

🍒 Cherry — Go game server framework powered by Actor Model. Serial goroutine per actor, NATS/etcd discovery, pluggable connectors (TCP/WS/HTTP), protobuf & object-pooled messaging, time wheel, snowflake. Born for MMO/SLG/RPG, scales to millions.

PokerTH is a poker game written in C++/Qt.

A PHP Gameserver Status Query Library

Official AscEmu repo... a never ending place to work. With cutting edge technologies XD

🏯 Silkroad Online v1.150 rebuilt end to end: a WebGPU browser client 🎮, a Go game server ⚔️ and the asset pipeline 🧰 that ties them together. Play in your browser.

ark is a C++20 distributed application framework with plugins and modules.

Open-source, feature-rich Minecraft: Bedrock Edition server written in Java. Supports custom items, blocks, entities, full vanilla commands, advanced mob AI, and world generation. Not affiliated with Mojang AB.