Alternatives to Adium for Mac with any license

Pidgin

Pidgin is an easy to use, multi-protocol chat client client used by millions. Connect to AIM, MSN, Yahoo, XMPP, and more chat networks all at once. It has built-in...

Free Open Source Mac Windows Linux BSD PortableApps.com ... Xfce
Support for Multiple protocols Support for Multiple protocols Extensible by Plugins/Extensions Supports XMPP ... Multiple languages Multiple Account support Multiple chat protocols Portable Video calling Voice Call Add a feature

1440 Like
Tox

Send messages, files, create groups and make Tox to Tox audio and video calls. Securely.

Free Open Source Mac Windows Linux Android iPhone ... Android Tablet BSD
Decentralized Encrypted chat Peer-To-Peer Privacy focused ... Built-in player End-to-end encryption Share your screen Security focused Video calling Ad-free Anonymity Anonymous Secure Filesharing Client side encryption Group chat Peer-To-Peer Point-to-point encryption Texting Video calling Voice Call Add a feature

376 Like
- No integration with external technologies - you can only chat with people who use Tox. Guest • Sep 2016 • 4 agrees and 0 disagrees
Riot.im

Riot (formerly Vector) is an opensource interoperable app running on Web, iOS and Android. It is built around chat rooms, both public and private and provides messaging...

Free Open Source Mac Windows Linux Web Android ... iPhone iPad Self-Hosted Chrome Safari F-Droid Firefox
End-to-end encryption Decentralized Group chat Matrix.org protocol ... Video calling Voice Call Built-in File transfer Community based Custom widgets DRM Free Encrypted chat GitHub integration Group collaboration MarkDown support Send files Server Moderation Server side history Slack integration Team Collaboration Video calling Add a feature

172 Like
Rambox

Free, open source and cross platform messaging and emailing app that combines common web applications into one.

Freemium $ $ $ Open Source Mac Windows Linux
Support for Multiple protocols Web application wrapper Configurable JavaScript Rendering ... Multiple Account support Portable Skype integration Slack integration Add a feature

79 Like
Trillian

Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized between all of them! We think conversation...

Freemium Mac Windows Linux Web Android ... iPhone Blackberry iPad
Facebook integration Support for Multiple protocols POP3 Support Team Collaboration Add a feature

270 Like
- It uses a Trillian account, not Jabber, AIM, MSN, etc Guest • Jul 2016 • 1 agrees and 1 disagrees
ICQ

ICQ is one of the oldest instant messengers. First developed by the Israeli company Mirabilis, sold to AOL, sold again and currenly owned by the Russian...

Free Mac Windows Linux Web Windows Mobile ... Android iPhone Java Mobile S60 Blackberry Android Tablet Windows Phone iPad Kindle Fire
No features added Add a feature

64 Like
Bitmessage

Bitmessage is a P2P communications protocol used to send encrypted messages to another person or to many subscribers. It is decentralized and trustless, meaning that you...

Free Open Source Mac Windows Linux BSD
Encrypted chat Peer-To-Peer Add a feature

38 Like
Gajim

The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it to run. It is released under the...

Free Open Source Mac Windows Linux BSD Xfce
Encrypted chat Group chat Multiple languages OTR ... Supports XMPP Tabbed interface Video calling Add a feature

51 Like
Psi

Psi is an instant messaging application for Windows, Linux, and Mac OS X that connects to the free, open XMPP network. Localized versions of Psi are available in...

Free Open Source Mac Windows Linux BSD
Supports XMPP Add a feature

77 Like
iMessage

Love iMessage on your iPhone? You'll love it on your Mac, too. Messages lets you send unlimited messages to anyone on a Mac, iOS device, or Apple Watch. Your...

Free Mac iPhone iPad Apple Watch
Encrypted chat Group Messaging Add a feature

41 Like
irssi

Irssi is a terminal based IRC client for UNIX systems. It also supports SILC and ICB protocols via plugins.

Free Open Source Mac Windows Linux BSD Cygwin
No features added Add a feature

73 Like
Quassel IRC

Quassel IRC is a modern, cross-platform, distributed IRC client based on the Qt4 framework. Distributed means that one (or multiple) client(s) can attach to and detach...

Free Open Source Mac Windows Linux Self-Hosted
QT Based Standalone Add a feature

42 Like
WeeChat

WeeChat is a fast, light and extensible chat client. It runs on many platforms (including Linux, BSD and Mac OS). WeeChat is: - modular: a lightweight core with...

Free Open Source Mac Linux Android BSD Xfce
Command line interface Extensible by Plugins/Extensions Modular System Support for Multiple protocols Add a feature

29 Like
YakYak

What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete conversation * Notifications * ...

Free Open Source Mac Windows Linux Hangouts
Portable Add a feature

17 Like
Spark

Spark is an Open Source, cross-platform IM client optimized for businesses and organizations. It features built-in support for group chat, telephony integration, and...

Free Open Source Mac Windows Linux Self-Hosted
Extensible by Plugins/Extensions Group chat Tabbed interface Add a feature

30 Like