maintain and query an index of a directory tree

locate

maintain and query an index of a directory tree

updatedb generates an index of files and directories. GNU locate can be used to quickly query this index.
simple video player

dragonplayer

simple video player

A video player with a different philosophy: Simple, uncluttered interface.
arcade spaceship game

bomber

arcade spaceship game

Bomber is a game where you fly a spaceship and attempt to bomb the buildings below you. Each pass the spaceship makes, it gets lower and lower. If you've not destroyed a building in your path, you will crash into it.
web server access log visualizer

logstalgia

web server access log visualizer

Replay or stream web server access logs as a retro game-like simulation.
color chooser and palette editor

kcolorchooser

color chooser and palette editor

KColorChooser is a color palette tool, used to mix colors and create custom color palettes. Using the dropper, it can obtain the color of any pixel on the screen.
Log rotation utility

logrotate

Log rotation utility

The logrotate utility is designed to simplify the administration of log files on a system which generates a lot of log files. Logrotate allows for the automatic rotation compression, removal and mailing of log files. Logrotate can be set to handle a log file daily, weekly, monthly or when the log file gets to a certain size. Normally, logrotate runs as a daily cron job.