Pidgin
Open Source
Pidgin is a free and open-source chat client which supports AIM, Google Talk, ICQ, XMPP protocols.
Tox
Open Source
Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption.
Jitsi
Open Source
Jitsi (formerly SIP Communicator) is a free and open source multiplatform voice (VoIP), videoconferencing and instant messaging application.
Miranda IM
Open Source
Miranda IM is an open source multiprotocol instant messaging application, designed for Microsoft Windows.
Glip
Freemium
Glip is fully searchable, real-time group chat; video chat, task management, file sharing app.
Kopete
Open Source
Kopete is a multi-protocol, free software instant messaging client released as part of the KDE Software Compilation. Although it can run in numerous environme…
Gajim
Open Source
Gajim is an instant messaging client for the XMPP protocol which uses the GTK+ toolkit.
Quassel IRC
Open Source
Quassel IRC, or Quassel, is a graphical, distributed, cross-platform IRC client.
iMessage
Free
iMessage is an instant messaging service.
Spark
Open Source
Apache Spark is an open-source cluster-computing framework.
Psi+
Open Source
Psi is a cross-platform powerful XMPP/Jabber client (Qt, C++) designed for the Jabber power users. Psi+ is a development branch of Psi IM XMPP/Jabber client.
Rambox
Open Source
Rambox is a free and Open Source messaging and emailing app that combines common web applications into one.
Finch
Open Source
Finch is a console-based IM program that lets you sign on to AIM, Jabber, MSN, Yahoo!, and other IM networks. It runs on Unixes. It uses GLib and ncurses.
Coccinella
Open Source
Coccinella is a free and open-source cross-platform client for the XMPP/Jabber-instant messaging-protocol.
Disa
Open Source
Disa is your new messaging hub. Conversations from different services can seamlessly be joined together, or disbanded within seconds.
YakYak
Open Source
YakYak is a desktop chat client for Google Hangouts.
Adium
Open Source
Adium is an Open source multi-protocol instant messaging client for Mac OS X, supports MSN, Jabber, Yahoo! and other networks.
Signal
Open Source
Signal is the most scalable encryption tool.
Digsby
Open Source
Digsby provides you with IM, email and Social networks in one easy to use application.
Empathy
Open Source
Empathy is an instant messaging (IM) and voice over IP (VoIP) client which supports text, voice, video, file transfers, and inter-application communication ov…
IM+
Freemium
IM+ supports simultaneously major IM services, including Google Talk, Twitter DMs, Yahoo!, AIM/iChat, ICQ, Jabber (and Slack through Jabber), etc.
ICQ
Free
ICQ is an open source instant messaging software.
Miranda NG
Open Source
Miranda NG is a successor of Miranda IM, a popular multi-protocol instant messaging client for Windows.
Instantbird
Open Source
Instantbird is a cross-platform instant messaging client based on Mozillas XULRunner and the open source library libpurple used in Pidgin.
Xabber
Open Source
Xabber (XMPP and Jabber) is a XMPP client for the Android Operating System.
KakaoTalk
Freemium
KakaoTalk (Korean: 카카오톡), or sometimes KaTalk, is a free mobile instant messaging application for smartphones with free text and free call features.
Conversations
Freemium
Conversations is an open source XMPP/Jabber client for the Android platform.
Tencent QQ
Free
Tencent QQ (QQ) is an instant messaging software service.
Bit Chat
Open Source
Bit Chat is a secure, peer-to-peer, open source instant messenger with end-to-end encryption.
Zulip
Open Source
Zulip is a chat and collaborative software.
Dasher Messenger
Free
Dasher Messenger provids a way to message friends.
Compare Trillian with alternatives
Compare Miranda IM and Trillian and decide which is most suitable for you.
Compare Miranda NG and Trillian and decide which is most suitable for you.
Compare Quassel IRC and Trillian and decide which is most suitable for you.
Compare Instantbird and Trillian and decide which is most suitable for you.
Compare Conversations and Trillian and decide which is most suitable for you.
Compare Tencent QQ and Trillian and decide which is most suitable for you.
Compare Coccinella and Trillian and decide which is most suitable for you.
Compare Dasher Messenger and Trillian and decide which is most suitable for you.