Colobot (Colonize with Bots) is an educational game aiming to teach programming through entertainment. You are playing as an astronaut on a journey with robot helpers to find a planet for colonization. It features 3D real-time graphics and a C++ and Java-like, object-oriented language, CBOT, which can be used to program the robots available in the game.

aircrack-ng is an 802.11a/b/g WEP/WPA cracking program that can recover a 40-bit, 104-bit, 256-bit or 512-bit WEP key once enough encrypted packets have been gathered. Also it can attack WPA1/2 networks with some advanced methods or simply by brute force.

A MIDI file player/game that displays the musical notes AND teaches you how to play the piano.

Unrar can extract files from .rar archives. If you want to create .rar archives, install package rar.

Kate is a powerful text editor that can open multiple files simultaneously.

Remmina is a remote desktop client written in GTK+, aiming to be useful for system administrators and travellers, who need to work with lots of remote computers in front of either large monitors or tiny netbooks.