Lila

Games·Scala

Ad-less chess server powering lichess.org, with official iOS and Android client apps.

Leon

Automation·JavaScript

Personal assistant who can live on your server.

koel

Media Streaming - Audio Streaming·PHP

Personal music streaming server that works.

Flarum

Communication - Social Networks and Forums·PHP

Delightfully simple forums.

transfer.sh

File Transfer - Single-click & Drag-n-drop Upload·Go

Easy file sharing from the command line.

Warpgate

Remote Access·Rust

Fully transparent SSH, HTTPS, Kubernetes, MySQL and Postgres bastion/PAM that doesn't need additional clien…

Spree Commerce

E-commerce·Ruby

Spree is a complete, modular & API-driven open source e-commerce solution for Ruby on Rails.

Mail-in-a-Box

Communication - Email - Complete Solutions

Turns any Ubuntu server into a fully functional mail server with one command.

HedgeDoc

Note-taking & Editors·JavaScript

Realtime collaborative markdown notes on all platforms, formerly known as CodiMD and HackMD CE.

QloApps

Booking and Scheduling·PHP

Customizable and intuitive web-based hotel reservation system and a booking engine.

Transmission

File Transfer - Peer-to-peer Filesharing·C++

Fast, easy, free Bittorrent client.

Seafile

File Transfer & Synchronization·C

File hosting and sharing solution primary for teams and organizations.

Luanti

Games·C++

Voxel game engine (formerly Minetest).

Element

Communication - Custom Communication Systems·JavaScript

Fully-featured Matrix client for Web, iOS & Android.

Wallabag

Archiving and Digital Preservation (DP)·PHP

Wallabag, formerly Poche, is a web application allowing you to save articles to read them later with improv…

Tinode

Communication - Custom Communication Systems·Go

Instant messaging platform.

Calibre Web Automated

Document Management - E-books

All-in-one solution, combining the modern lightweight web UI from Calibre-Web with the robust, versatile fe…

GoatCounter

Analytics·Go

Easy web statistics without tracking of personal data.

Magento Open Source

E-commerce·PHP

Leading provider of open omnichannel innovation.

YOURLS

URL Shorteners·PHP

YOURLS is a set of PHP scripts that will allow you to run Your Own URL Shortener.

OpenEMR

Health and Fitness·PHP

Electronic health records and medical practice management solution.

Kan

Task Management & To-do Lists

Flexible kanban app that helps you organise work, track progress, and deliver results (alternative to Trello).

Hister

Search Engines·Go

Personal web search engine with automatic indexing of visited websites.

remark42

Communication - Social Networks and Forums·Go

Lightweight and simple comment engine, which doesn't spy on users.