High Quality Content by WIKIPEDIA articles! Trillian is a proprietary multiprotocol instant messaging application for Windows, Mac OS X, Android, iOS, BlackBerry OS, and the Web, created by Cerulean Studios. It can connect to multiple IM services, such as AIM, ICQ, Windows Live Messenger, Yahoo! Messenger, IRC, Novell GroupWise Messenger, Bonjour, XMPP, and Skype networks; as well as social networks, such as Facebook, Twitter and MySpace; and email services, such as POP3, IMAP, Gmail, Hotmail and Yahoo! Mail.