Pragha is a Lightweight Music Player for GNU/Linux, based on Gtk, sqlite, and completely written in C, constructed to be fast, light, and simultaneously tries to be complete without obstructing the daily work.

PackageKit allows performing simple software management tasks over a DBus interface e.g. refreshing the cache, updating, installing and removing software packages or searching for multimedia codecs and file handlers.

This package provides a DOM, SimpleXML, WDDX, XML, and XSL module for PHP.

D-Bus is a message bus, used for sending messages between applications. Conceptually, it fits somewhere in between raw sockets and CORBA in terms of complexity.