Swift is a multi-platform, free and open-source XMPP client for instant messaging and multi-user chat. Swift is available on Windows, Mac OS X and Linux. Commercial support packages for large Swift installations are available from Isode.
Swift contains a number of features which make it ideal for use in secure environments including support for:
- Security labelling of messages (XEP-0258: Security Labels in XMPP).
- Message acknowledgements (XEP-0198: Stream Management).
- End-to-end message delivery receipts (XEP-0184: Message Delivery Receipts).
- Compression of XML streams for low bandwidth environments (XEP-0138: Stream Compression).
- SCRAM authentication, including channel binding (SCRAM-SHA1-PLUS). For more information see the whitepaper [SCRAM: A New Protocol for Password Authentication].
Swift: Multi-User Chat with Security Labelling (click to show/hide)
Swift's clean user interface has been designed with the users in mind, with an emphasis on making the most frequent tasks easy to perform and minimising non-essentials distractions.
Swift: Clean roster and tabbed chat interface (click to show/hide)
Free Client, Commercial Support
Swift is an Open Source project, available under the GNU General Public License 3 and written with the Swiften XMPP Client Library. Swift's development has been supported by Isode with the contribution of considerable engineering effort. Swift will always be a free client however Isode does offer commercial support for large Swift installations and mission-critical environments. If you are interested in a commercial support contract please fill in our contact form.
If you wish to learn more about Swift and/or participate in its further development, the support page on the swift.im website gives details of chat rooms, mailing lists and social media services where information on Swift (and the Swiften XMPP Client Library) is posted and discussed.
Platform Availability & Download
Swift for Windows, Mac OS X, Ubuntu Linux (and Swift Source Code) is available from the download page on the Swift project website.