transWhat is a WhatsApp XMPP Gateway based on Spectrum 2 and Yowsup 2.

• Typing notifications
• Receive images, audio & video
• Set/get online status
• Set status message
• Groupchats

Pull requests, bug reports etc. are welcome. Help us to provide a open implementation of the WhatsApp protocol.

The following persons have contributed major parts of this code:

• @stv0g (Steffen Vogel): Idea and initial implementation based on Yowsup 1
• @moyamo (Mohammed Yaseen Mowzer): Port to Yowsup 2
• @DaZZZl: Improvements to group chats, media & message receipts

transWhat is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

Foobar is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

An outdated project wiki is available here.

An outdated writeup of this project is also availabe at my blog.