Squiggle is a free server-less peer to peer LAN messenger. Just download and run it and you're ready to talk to everyone on your LAN.
Free • Open Source
What is Squiggle?
Key Features: Server-less peer to peer LAN chat, No installation required. Just download, unzip and run Group chat, Broadcast chat and Private chat Bridge for connecting two LANs across subnets or WAN. Supports localization i.e. you can replace the translation file to use Squiggle in your native language. Fast (multiple) file transfer Spell Check, Buzz, Emoticons, Audio Alerts, Tray Popups Contact groups, Display message, Display Pic, Chat commands, Message aliases Chat history, Status history Voice Chat