SIP Communicator
Open Source VoIP & IM

SIP Communicator - the Java VoIP and Instant Messaging client.

SIP Communicator is an audio/video Internet phone and instant messenger that supports some of the most popular instant messaging and telephony protocols such as SIP, Jabber, AIM/ICQ, MSN, Yahoo! Messenger, Bonjour, IRC, RSS and counting.

SIP Communicator is completely Open Source / Free Software, and is freely available under the terms of the GNU Lesser General Public License.

RESOURCES: The SIP Communicator FAQ can usually answer most questions. You can also ask on the dev mailing list, or at the irc channel #sip-communicator at irc.freenode.net.

Note: SIP Communicator is an open source project and a joint effort of many. If you would like to help or follow project progress make sure you join our Mailing Lists and have a look at the roadmap. You can also have a look at the SIP Communicator screenshots

2009.06.26 - File transfer support in SIP Communicator

We’re proud to announce that a first version of file transfer is now available in SIP Communicator! This first version contains support for XMPP, new history module that allows merging events from our file and message history services and a brand new user interface that visualizes file transfers in the chat and history windows, allows drag and drop, preview for images and some more. This implementation is start of the effort funded by the NLnet foundation. However, early research on the subject started long ago and many have contributed.

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