yaDMS (yet another Document Management System) is a PHP-based document management system, with many features like a clipboard, conversion of mail to DMS, conversion from DMS to mail, zip & download, copy, move, multiuser, and full-text searching with support for various document formats.
VerliHub is a Direct Connect server (HUB) for Linux. It features banlists for IP addresses, nicks, and hosts, temporary or permanent bans, the ability to register users for a hierarchy of 2 non-op and 4 opertor levels, MySQL data storage, and the ability to change some settings at runtime. It consumes minimal CPU resources and quite moderate RAM resources. Users that are registered for a VerliHub server gain a few advantages. For example, the user won't be affected by an IP address ban that was set against another user who shares the same IP address.
BBSzilla is an extension for Mozilla-based browsers such as the Mozilla Application Suite and Firefox. It gives the browser the ability to connect to Bulletin Board Systems that utilize TCP/IP, such as Hotline servers. There is functionality for multi-user chat, single-user messaging, as well as server-side and P2P file sharing, threaded news, single-thread bulletins, and more.
vrbroadcast is a video on demand and media distribution server. It supports hierarchical networks of servers that will automaticaly update information on the available media. It has a GUI that is only available in German, but the server was written with multi-language support in mind.