Software that can be used as an alternative to ICQ:
  • 86 votes
    Yahoo! Messenger is fun messenger with a lot of cool features.
    • Freeware
    • Windows/Mac
  • 20 votes
    IRC (Internet Relay Chat) is a virtual meeting place where people from all over the world can meet and talk.
    • Shareware
    • Windows (all)
  • 17 votes
    Trillian is a multinetwork chat client that currently supports mIRC, AIM, ICQ, MSN, and Yahoo Messenger.
    • Freeware
    • Windows (all)
  • 5 / 5
    5 votes
    Empathy is a messaging program which supports text, voice, and video chat and file transfers over many different protocols. You can tell it about your accounts on all those services and do all your chatting within one application.
    • Freeware
    • Linux
  • 30 votes
    The latest version of the popular MSN instant messaging client.
    • Freeware
    • Windows XP/Vista/7
  • 17 votes
    Pidgin is a multi-protocol instant messaging client for Linux, BSD, MacOS X, and Windows.
    • Freeware
    • Windows/Mac/Linux
  • 5 / 5
    4 votes
    Multi protocol instant messenger client.
    • Freeware
    • Windows (all)