Server GitHub Repositories (2026) · Open Source Tools

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 360+ one-click services on your own servers.

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Gin is a high-performance HTTP web framework written in Go. It provides a Martini-like API but with significantly better performance—up to 40 times faster—thanks to httprouter. Gin is designed for building REST APIs, web applications, and microservices.

Empowering everyone to host fast and efficient Minecraft servers

Complete Open Source and Modular solution for MMO

A self-hosted web GUI for managing Linux servers, Docker containers, apps, files, services and backups.

Fast, unopinionated, minimalist web framework for node.

Lightweight embeddable web server written in pure C# with few dependencies to 3rd-party libraries.

Official successor to conduwuit

A community-driven Matrix homeserver

NeMo-Speech.cpp is a lightweight C++ inference runtime for Speech models

The flagship TRMNL BYOS application.

Scalable open-source game backend server: multiplayer, matchmaking, leaderboards, chat, and social features for games.

Single Sign-On Identity & Access Management via OpenID Connect, OAuth 2, PAM

Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation

DotRecast - a C# port of Recast & Detour, Industry-standard navigation mesh toolset for .NET, Unity3D, games, servers

Open-source Telegram server implementation / MTProto server in Go for Telegram Desktop, Android, Web, bots, calls, media, and self-hosted chat experiments.

Since 2011, IPBan is the worlds most trusted, free security software to block hackers and botnets. With both Windows and Linux support, IPBan has your dedicated or cloud server protected. Upgrade to IPBan Pro today and get a discount. Learn more at ↓

:atom_symbol: ownCloud Infinite Scale

The SMS Gateway for Android™ Server enables the dispatch of SMS messages through Android devices without requiring direct Internet access to them.