R is a system for statistical computation and graphics. It consists of a language plus a run-time environment with graphics, a debugger, access to certain system functions, and the ability to run programs stored in script files.

X-tile is an application that allows you to select a number of windows and tile them in different ways. Works on any X desktop.

Engrampa is an archive manager for the MATE environment. It allows you to:

flpsed is a WYSIWYG pseudo PostScript editor. "Pseudo", because isn't possible to remove or modify existing elements of a document. But flpsed lets anyone to add arbitrary text lines to existing PostScript 1 documents. Added lines can later be reedited with flpsed.

systemd is a system and service manager for Linux. It provides aggressive parallelization capabilities, uses socket and D-Bus activation for starting services, offers on-demand starting of daemons, keeps track of processes using Linux control groups, maintains mount and automount points and implements an elaborate transactional dependency-based service control logic.

Granule is a flashcard program that implements Leitner cardfile methodology for learning new words. It features both short-term and long-term memory training capabilities with scheduling.