BeeBEEP - You can message and share files inside your intranet without a server.
LAN Messenger - LAN Messenger is a decentralized UDP IM-style chat client which supports usernames...
MyChat - Secure instant messenger for any network
Feem - Share files offline. No servers. No cloud. No limits.
BORGChat - BORGChat is a LAN messaging software program.
Simple Chat - Simple Chat is a simple, opensource and powerful cross-platform client-server chat for local...