pySortNet sorts IP addresses (IPv6 and IPv4) and hostnames given on standard input.
Antipasti is a project that reads from stdin and writes to file1, file2, …, fileN…
BConv is a small Python script that converts between numbers in base 2..36.
pySets is a project that finds the union, intersection or difference between the elements (words or lines) in two files.
pyKoremutake is a software that converts to and from Koremutake Memorable Random Strings (MeRS).