A server is a program or device that provides functionality for other programs and devices, called clients. This relation forms the Client-Server Model.

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gin-gonic / gin

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.

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Updated Mar 16, 2026
Go

expressjs / express

Fast, unopinionated, minimalist web framework for node.

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Updated Mar 1, 2026
JavaScript

withastro / astro

Sponsor

The web framework for content-driven websites. ⭐️ Star to support our work!

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Updated Mar 17, 2026
TypeScript

coollabsio / coolify

Sponsor

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 280+ one-click services on your own servers.

Updated Mar 16, 2026
PHP

PostgREST / postgrest

REST API for any Postgres database

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Updated Mar 17, 2026
Haskell

vapor / vapor

Sponsor

💧 A server-side Swift HTTP web framework.

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Updated Mar 16, 2026
Swift

imthenachoman / How-To-Secure-A-Linux-Server

Sponsor

An evolving how-to guide for securing a Linux server.

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Updated Mar 5, 2026

valeriansaliou / sonic

Sponsor

🦔 Fast, lightweight & schema-less search backend. An alternative to Elasticsearch that runs on a few MBs of RAM.

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Updated Feb 17, 2026
Rust

elysiajs / elysia

Ergonomic Framework for Humans

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Updated Mar 16, 2026
TypeScript

ory / hydra

Internet-scale OpenID Certified™ OpenID Connect and OAuth2.1 provider that integrates with your user management through headless APIs. Solve OIDC/OAuth2 user cases over night. Consume as a service on Ory Network or self-host. Trusted by OpenAI and many others for scale and security. Written in Go.

Updated Mar 9, 2026
Go

Grasscutters / Grasscutter

A server software reimplementation for a certain anime game.

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Updated Mar 4, 2026
Java

gofr-dev / gofr

An opinionated GoLang framework for accelerated microservice development. Built in support for databases and observability.

Updated Mar 17, 2026
Go

OpenRCT2 / OpenRCT2

An open source re-implementation of RollerCoaster Tycoon 2 🎢

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Updated Mar 17, 2026
C++

mail-in-a-box / mailinabox

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

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Updated Feb 1, 2026
Python

http-party / http-server

A simple, zero-configuration, command-line http server

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Updated Mar 14, 2026
JavaScript

coturn / coturn

coturn TURN server project

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Updated Mar 15, 2026
C

Billionmail / BillionMail

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

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Updated Mar 12, 2026
Go

JoeanAmier / TikTokDownloader

TikTok 发布/喜欢/合辑/直播/视频/图集/音乐；抖音发布/喜欢/收藏/收藏夹/视频/图集/实况/直播/音乐/合集/评论/账号/搜索/热榜数据采集工具/下载工具

Updated Mar 17, 2026
Python

googleapis / genai-toolbox

MCP Toolbox for Databases is an open source MCP server for databases.

Updated Mar 17, 2026
Go

FlareSolverr / FlareSolverr

Proxy server to bypass Cloudflare protection

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Updated Jan 12, 2026
Python