S O F T W A R E

Comment: "Search out of 20 Categories for Win64 Software."

Chat.

Centericq v4.21
irc chat client / icq2000, yahoo!, aim, irc, msn, gadu-gadu, jabber

HexChat *
irc chat client

ICQ
messenger / hq video chat

Irssi *
irc chat client

mIRC v7.58 *
irc chat client / most popular

Quassel IRC
irc chat client

XChat
irc chat client