A Visual Basic Webserver.

A fully VBScript programmable webserver suporting:

VB Server Side Script
Firewall
Base64 En/Coding
Encryption
Reprogrammable Virtual File System (VFS)
Proxy functions
UDP 2 way messaging protocol
Users and Basic Base64 authentication

... and more

Free 30 and 90 days evaluation packages (3mb)

Check out the documentation at http://www.*-*-*.com/