Raw printing directly to a USB printer, bypassing Windows
This is a simple RAW print server for Windows (also includes a tiny *nix script for *nix users) that lets your Windows 98/ ME/NT/2K/XP system work as a port 9100 (or 910x) network print server for any of the Windows printers hooked up to the
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In this case printer drivers formatting routines
Frogmore Raw Print is a tool for sending raw print or PRN files directly to a Windows printer, bypassing the printer driver.
Most of the libraries are commercial and you will need to pay for a license.