Bio: makes music and poems, sometimes with code

BML

made by Andrew Yoon, submitted by porterjamesj
A "stochastic markup language" that lets you easily write chance-determined text.

Spectrophone: A reverse spectrogram for playing music with color

made by Andrew Yoon, submitted by nicholasbs
Spectrophone is a reverse spectrogram. It's a novel musical instrument, which you play by moving colored swatches in front of a video camera.

systemf

made by Andrew Yoon, submitted by porterjamesj
An extension of the brainfuck esoteric programming language that adds support for linux syscalls, and an example HTTP server written in it.