This is not an interactive game for you to play but rather a demonstration of how to solve this classic puzzle. The time estimate is very rough and only intended to give you an idea of how many years it might take for a computer to solve the puzzle.
Freeware disk reporting tool for Windows. Reports the distribution and structure of used space within directories and disks. Creates reports and pie-charts of used space. Handles disks and directories of 1 Tb and larger. Export to HTML and TreePad.
A recursive, reentrant DNS Resolver
A recursive version of sed
The ZetaTag Auto-Renamer automatically renames MP3, OGG, and WMA music files based on artist, album, and track information. It traverses subdirectories and is very quick.
Yapps is an easy to use parser generator that is written in Python and generates Python code.
myftpidx is an utility for indexing recursively any file available inside a FTP server.
tinyap is an abstract and adaptive recursive parser, bound to C (and Java).