According to its authors, praat is "doing phonetics by computer". Through its graphical interface, several speech analysis functionalities are available: spectrograms, cochleograms, and pitch and formant extraction. Articulatory synthesis, as well as synthesis from pitch, formant, and intensity are also available. Other features are segmentation, labelling using the phonetic alphabet, and computation of statistics. Praat is configurable and extensible through its own scripting language and has provisions for communicating with other programs.

Slime Volley is a 2D arcade-oriented volleyball simulation, in the spirit of some Java games of the same name. Two teams, 1-3 players each, try to be the first to get 10 points. This happens when the one ball touches the floor on the other side of the net. There can be 1 to 8 balls in game. Each player use 4 keys, 2 direction keys, one for jump and one for changing its skin.

Timemachine writes the last 10 seconds of audio _before_ the button press and everything from then on up to the next button press into a WAV-file.

Gimp-texturize is a plug-in for the GIMP, a famous picture editor and manipulator.

Solarwolf is an action/arcade game written entirely in Python, featuring amazing graphics and cool music. It is originally based on the SolarFox game on the Atari 2600.