Vypress Chat is a online chatting and bulletin board application which doesn't require a dedicated server and automatically maintains a list of online users in the network. Similar to IRC client applications, you can join channels, networks, edit, nicknames, channels, topics, share files through a HTTP server, copy/paste lines from macros. The interface is quite nice and comprehensive. Settings include interface sound and color customization, private messages, chats, channel and chat events logging. Features include automatic flood protection and fast user switching.
