I think I got the contributing correct. Sorry if I screwed up.
zigbee.zip
The icon should be a single compound path and I noticed that there are a lot of unnecessary points. These need to be reduced dramatically. Also, I've never heard of this brand and we only stick to the most commonly know brands.

Zigbee and Z-Wave are the two defacto wireless standards for home automation in the States. We'll add this one.
Not just the States, the world over. :tada:
Thanks for adding this guys. when can we expect it to go live? thanks
@james-fry, zigbee was included in the v3.3.92 release (we're currently on v3.4.93) so it's already available.
thanks for the replies.
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Zigbee and Z-Wave are the two defacto wireless standards for home automation in the States. We'll add this one.