Would you recoomend this project?
A project to develop a multi-account/multi-protocol instant messaging client for Windows and hopefully Linux. It can be extended by very flexible plugin system. Event basic components such as UI and MSN protocol are implemented in this way.
You can download file releases of Regnessem project from List of release files
System RequirementsOperating System: Windows 95/98/ME, Windows NT/2000
List of release files