These are some images which I either altered digitally or generated from scratch using a computer.
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Here, I saved a spectrogram of a rasping sound as a PNG file and altered one byte it it.
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Here I've animated an IFS-fractal withoud clearing the image buffer between frames. That led to colorful curly traces which I then processed further using GIMP.
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The fluffle filter: Anisotropic diffusion in the direction of the gradient makes everything fluffy. I coded that during my master studies.
They cat's name is Mumpitz.
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This alienated photo shows ice flowers that had grown on a concrete walkway.
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A program that makes a screenshot and displays it. Repeatedly.
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Screenshot of a Linux screensaver, edited with GIMP.