- Joachim reigle <Joachim at matrix.org>
- First implementations of the Android client.
- Kegan Dougal <kegan at matrix.org>
- Developer.
- Yannick Le Collen <yannick at matrix.org>
- Developer.
- Leon Handreke <leonh at matrix.org>
- First implementation of GCM (Google Cloud Messaging).
- Friedger Müffke <friedger at matrix.org>
- Google car implementation.
- Matthew Hodgson <matthew at matrix.org>
- General documentation improvements and housekeeping.
- Florent Violleau <floviolleau at gmail dot com>
- General documentation improvements.