LanguageTool Proofread more than 20 languages. It finds many errors that a simple spell checker cannot detect. Self-hostedOpen sourceMiscellaneous 15,204LGPL-2.1Javaupdated Oct 2026
L Luanti Voxel game engine (formerly Minetest). Play one of our many games, mod a game to your liking, make your own game, or play on a multiplayer server. Self-hostedOpen sourceGames 13,779LGPL-2.1C++updated Oct 2026
SOGo SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface. Self-hostedOpen sourceGroupware 2,179LGPL-2.1Objective-Cupdated Oct 2026
Cypht Feed reader for your email accounts. Self-hostedOpen sourceCommunication - Email - Webmail Clients 1,776LGPL-2.1PHPupdated Oct 2026
XWiki Second generation wiki that allows the user to extend its functionalities with a powerful extension-based architecture. Self-hostedOpen sourceWikis 1,327LGPL-2.1Javaupdated Oct 2026
T Tiki Wiki CMS Groupware with the most built-in features. Self-hostedOpen sourceWikis 86LGPL-2.1PHPupdated Oct 2026
Rygel UPnP AV MediaServer that allows you to easily share audio, video, and pictures. Media player software may use Rygel to become a MediaRenderer that may be controlled remotely by a UPnP or DLNA Controller. Self-hostedOpen sourceMedia Streaming - Multimedia Streaming LGPL-2.1C