Tech Instant Messenger (TIM) is a simple messaging utility designed for local area networks. It has the essential communication functionalities but not ads or fancy but useless features. The server is a light-weight program that can run on any Windows system, and hosts via IP address and Windows network name.
Full Specifications
What's new in version 1.3
General
ReleaseNovember 8, 2008
Date AddedOctober 4, 2002
Version1.3
Operating Systems
Operating SystemsWindows 95, Windows 2000, Windows 98, Windows Me, Windows, Windows XP, Windows NT