Pathological is an enriched clone of the game "Logical" by Rainbow Arts. To solve a level, fill each wheel with four marbles of matching color. Various board elements such as teleporters, switches, filters, etc., make the game interesting and challenging. New levels can be created using your favorite text editor.

This package eases the creation of certificates, for example for openvpn clients.

LilyPond is a music typesetter, an automated engraving system. It produces beautiful sheet music using a high level description file as input.

This package contains a 'high quality audio-visual demonstration' of ASCII-art using AAlib, a portable ASCII-art graphics library. This demonstration can be displayed in a text- or X11-terminal.

The Round Robin Database Tool (RRDtool) is a system to store and display time-series data (e.g. network bandwidth, machine-room temperature, server load average). It stores the data in Round Robin Databases (RRDs), a very compact way that will not expand over time. RRDtool processes the extracted data to enforce a certain data density, allowing for useful graphical representation of data values.