BeeBEEP - You can message and share files inside your intranet without a server.
Feem - Share files offline. No servers. No cloud. No limits.
BORGChat - BORGChat is a LAN messaging software program.
Ruler for Windows - It's a screen ruler for Windows.
Output Messenger - Secure instant messenger app for office provides seamless instant messaging solutions for all office, corporate and enterprise business communication needs.
Winpopup LAN Messenger - Winpopup LAN Messenger is a cost-effective Office, Corporate, Enterprise Instant Messaging solution.