GNU Parted is a program that allows you to create, destroy, resize, move, and copy disk partitions. This is useful for creating space for new operating systems, reorganizing disk usage, and copying data to new hard disks.

Scilab is a matrix-based scientific software package. Scilab contains hundreds of built-in mathematical functions, rich data structures (including polynomials, rationals, linear systems, lists, etc...) and comes with a number of specific toolboxes for control, signal processing, ...

Byobu is Ubuntu's powerful text-based window manager, shell multiplexer, and integrated DevOps environment.

Django is a high-level web application framework that loosely follows the model-view-controller design pattern.

KWordQuiz is a general purpose flashcard program, typically used for vocabulary training.