Kiwi IRC
Responsive web IRC client with theming support.
Glowing Bear
A web frontend for WeeChat.
Chamilo LMS
Create a virtual campus for the provision of online or semi-online training.
ITFlow
Client IT documentation, ticketing, invoicing and accounting for MSPs (Managed Service Providers).
Conduit
A simple, fast, and reliable chat server powered by Matrix.
sigal
Yet another simple static gallery generator.
pretalx
Web-based event management, including running a Call for Papers, reviewing submissions, and scheduling talks.
SolidInvoice
Open source invoicing and quote application.
RecipeSage
A recipe keeper, meal plan organizer, and shopping list manager that can import recipes directly from any URL.
DOMJudge
System for running a programming contest, like the ICPC regional and world championship programming contests.
Espial
An open-source, web-based bookmarking server.
kiwix-serve
HTTP daemon for serving wikis from ZIM files.
Thelia
Thelia is an open source and flexible e-commerce solution.
Notifo
Multichannel notification server with support for Email, Mobile Push, Web Push, SMS, messaging and a javasc…
Textpattern
Flexible, elegant and easy-to-use CMS.
Bencher
Suite of continuous benchmarking tools designed to catch performance regressions in CI.
phpList
Newsletter and email marketing with advanced management of subscribers, bounces, and plugins.
Concrete 5 CMS
Open source content management system.
Audioserve
Simple personal server to serve audio files from directories (audiobooks, music, podcasts...).
Bugzilla
General-purpose bugtracker and testing tool originally developed and used by the Mozilla project.
Zero-K
Open Source on Springrts engine.
Haven
Private blogging system with markdown editing and built in RSS reader.
DDraceNetwork
Cooperative platformer version of DDRace, a Teeworlds modification featuring unique cooperative gameplay.
Quassel IRC
Distributed IRC client, meaning that one (or multiple) client(s) can attach to and detach from a central core.