RealWorld Paint - RealWorld Paint is an free portable image/photo/animation editor.
SoundViz - Turn music and sounds into beautiful art
miniPaint - Online graphics editing tool use HTML5 technologies like Canvas, Offline support, Drag and Drop.
JS Paint - JSPaint is a web-based Microsoft Paint remake
JugiPaint - JugiPaint is a painting software with diverse tools for various types of illustration work.
Vibrato - Transform your favorite sounds into unique works of fine art