A pseudorandom number sequence test program. Free download of C++ source code and MS-DOS executable.

HotBits is a service which generates random data from the decay of radioactive material and sends it over the internet.

An extendable DOS/Windows application for exploring cellular automata, accompanied by a thorough user guide; by Rudy Rucker and John Walker.

A history of Autodesk and AutoCAD by John Walker, the founder of Autodesk.

An ever growing collection of memorabilia, contemporary documents, and anecdotes recounting the history of UNIVAC 1100 series mainframes.

Includes reprints of historical documents, Java applet emulator and source code, glossary and other resources.

Perl script which corrects incompatible HTML generated by Microsoft applications.

Perl script that compiles individual LaTeX equations into GIF images suitable for embedding in web documents.