NetworkManager is a system network service that manages your network devices and connections, attempting to keep active network connectivity when available. It manages ethernet, Wi-Fi, mobile broadband (WWAN), and PPPoE devices, and provides VPN integration with a variety of different VPN services.

KFind can be used as a standalone search tool, launched by KRunner or from your menu. It is also integrated into Konqueror as "Find File" in the "Tools" menu. It allows you to find files by name, type or content.

SageMath is a free open-source mathematics software system licensed under the GPL. It builds on top of many existing open-source packages: NumPy, SciPy, matplotlib, Sympy, Maxima, GAP, FLINT, R and many more. Access their combined power through a common, Python-based language or directly via interfaces or wrappers.

The icons are used in the panel menu, and in nautilus and other applications to represent the different applications, files, directories, and devices.

Matroska is a new multimedia container format, based on EBML (Extensible Binary Meta Language), which is a kind of binary XML. These tools allow one to manipulate Matroska files. * mkvmerge is a tool to create Matroska files from other formats * mkvinfo allow one to get information about the tracks in a Matroska file * mkvextract can extract tracks from Matroska files to other formats