Pavel Popelka
Fractal
FreeZoom, pan, and rotate fractals with a simple and straightforward tool.
Windows
Cubes
FreeEdit monochrome 3d bitmap (voxels) and convert it to polygon mesh.
Windows
Qikuli
FreeRemove all white blocks by moving a yellow ball upon them.
WindowsCellScop
FreeWatch a simulation of cellular automation.
WindowsXplot
FreeXplot: 2D and 3D Graphing Powerhouse
Windows