ncmpcpp is almost an exact clone of ncmpc which is a text-mode client for MPD, the Music Player Daemon. It provides a keyboard oriented and consistent interface to MPD and contains some new features ncmpc doesn't have. It's been also rewritten from scratch in C++.

KReversi is a board game where two players place pieces on the board to flip the opponent's pieces. When neither player can flip any more pieces, the player with the most pieces on the board wins the game.

LibreOffice is a full-featured office productivity suite that provides a near drop-in replacement for Microsoft(R) Office.

arp-scan is a command-line tool that uses the ARP protocol to discover and fingerprint IP hosts on the local network. It is available for Linux and BSD under the GPL licence