Mastodon
Federated microblogging server.
Huginn
Build agents that monitor and act on your behalf.
Overleaf
Web-based collaborative LaTeX editor.
Postal
Complete and fully featured mail server for use by websites & web servers.
Spree Commerce
Spree is a complete, modular & API-driven open source e-commerce solution for Ruby on Rails.
OpenProject
Manage your projects, tasks and goals.
diaspora*
Distributed social networking server.
Canvas LMS
Learning management system (LMS) that is revolutionizing the way we educate.
Standard Notes
Simple and private notes app.
Zammad
Easy to use but powerful open-source support and ticketing system.
Solidus
A free, open-source ecommerce platform that gives you complete control over your store.
Octobox
Take back control of your GitHub Notifications.
Black Candy
Music streaming server.
Stringer
Work-in-progress self-hosted, anti-social RSS reader.
Password Pusher
Dead-simple application to securely communicate passwords (or text) over the web.
One Time Secret
Share sensitive information securely with self-destructing links that are only viewable once.
OpenStreetMap
Collaborative project to create a free editable map of the world.
Publify
Simple but full featured web publishing software.
Open Food Network
Online marketplace for local food.
Tracks
Web-based application to help you implement David Allen’s [Getting Things Done™](https://en.wikipedia.org/w…
osem
Event management tailored to free Software conferences.
Haven
Private blogging system with markdown editing and built in RSS reader.
hitobito
Manage complex group hierarchies with members, events and a lot more.
qpixel
Q&A-based community knowledge-sharing software.