NWSend

NWSend - Sending and receiving messages with Novell Client32
WinMessenger

Easy to use & convenient WinPopup replacement that works in any Windows version
Vypress Auvis

Peer-to-peer instant messaging and files transfering for LANs/WANs/intranets
Vypress Messenger

Peer-to-peer instant messaging and files transfering for LANs/WANs/intranets