ImportArgo is a small wizard-like utility for importing data and settings from Argosoft Mail Server to hMailServer.
It works by connecting to both servers' COM API, and transferring all domains, user account, etc from the former to the latter.
This program is designed to work on the server where both Argosoft Mail Server and hMailServer are installed, so the following are required:
Download program for Windows 2000/XP/2003/Vista
See the project page