duplex
Two-sided printing for printers that don't support it in hardware
Duplex (two-sided) printing emulation utility scripts for printers that do not support duplex in hardware. Print multiple jobs in batches, reinserting the pages only once. Duplex print from applications and scripts. Save time, paper, space, and trees.
Works from the command line and from the desktop.
This software runs under Linux and UNIX like systems. It is not designed for use with Windows.