Winsent Messenger is an instant LAN messenger. The program organizes a textual communication between users of a local network and allows the users to exchange short text messages or send network alerts and notifications to groups of users. The program is designed to be used in small or medium-sized office or home local area networks.
Simple and handy user interface.
Based on the standard Netbios/SMB ("net send") protocol.
Does not require a dedicated server or an internet connection.