Charityware by Steffen Weber

Java Structure Viewer (JVS) is a java package for visualizing the structure of quasicrystals  (more..)

Periodic Table is a useful and attractive periodic table.  Available in DOS and Java formats. (more...)

MORSE is a Morse Code tutor for the PC.  The Morse code is presented visually and acoustically via the PC-speaker.  (more..)

Tiling generates interesting and sometimes beautiful quasiperiodic tilings.  (more...)

Rotating Letters takes a number of parameters from an HTML file and displays words or single letters as curved ribbons..  (more...)

PlaneGroups displays two-dimensional wallpaper-type patterns related to crystallography.  (more...)

Fourier Transform is a simple demonstration of the Fourier transform (diffraction pattern) of a point set  (more..)

DOS and Java applets by Steffen Weber.  View a complete list of the 44 charity-ware products offered by Dr. Weber.  (more...)