instant messaging Archives - Page 3 of 3

Jitsi – open source video conferencing

Jitsi is an open source video conferencing stack with WebRTC meetings, an SFU, screen sharing, chat, recording and Linux clients.

Quassel IRC separates its chat interface from a persistent core, keeping IRC connections, message history and settings available remotely.

Smuxi is a detachable IRC client with persistent server connections, shared chat history, notifications and support for multiple networks.

Pidgin is a multiprotocol chat client with IRC and XMPP accounts, tabbed conversations, contact management, file transfers and plugins.

KVIrc is a configurable graphical IRC client with scripting, DCC file transfers, encrypted connections, multiple servers and custom themes.

Konversation is a KDE IRC client with multi-server connections, DCC file transfers, message highlighting, notifications and chat logging.

Polari is a GNOME IRC client with simple room discovery, private conversations, desktop notifications and integrated chat history.

Communi is a Qt-based IRC client with configurable themes, chat logs, keyword filtering, flood protection and keyboard shortcuts.

BarnOwl is a curses-based instant messaging client supporting Zephyr, IRC and Jabber, with rich message filters and Perl plugins.

YTalk is a multi-user terminal chat client supporting Unix talk daemons, invitations, configurable sessions and shared shell output.

utalk is a UDP-based terminal chat program with editable conversations, scrollback, keyboard shortcuts and direct peer connections.

ntalk is a client-server terminal chat program with user lists, configurable colours, away messages and an optional KDE graphical client.

Messages is a proprietary freeware instant messaging software application. What are the best free and open source alternatives?