@SwIt Printfil 5.9  
Print from DOS-Windows-Unix-Linux to Windows printers: USB, GDI, PDF, e-mail, network, fax, virtual. Capture PRN: and from LPT1: to LPT9:, then redirect the jobs, even to a printer phisically connected to the captured port. It also allows preview printing, include logos and background forms, send the jobs via fax/e-mail, use specialist fonts (barcodes etc.), colorize the text, export in PDF, archive copies, same job to multiple printers and more.

InJoy Firewall 4.1: Easy, All-in-one Deep Packet Inspection Firewall/VPN with Multi-Platform Support

WebCab Functions (J2SE Edition) 2.0: Java class library for solving equations and interpolating functions.