Background Generator is a free background maker web tool Creates large material and random background images in high resolution and high definition PNG / JPG Formats by 7 background generator programs.
Free graphic library that will help you dynamically create images
FluidNoise – Generate anything from clouds, fire or water to marble, wood grain or rusty metal
ImageSpace is OpenSource software running on Unix/X11 systems.
MSMidiPix – Turn a MIDI source into Pictures!