Some EVGA Z170 boards have leaked:
http://www.digitaltrends.com/computing/evga-shows-off-z170-series-motherboards-ahead-of-intel-skylake-release/#/3
Hopefully the full range of Asus boards will leak soon
http://www.digitaltrends.com/computing/evga-shows-off-z170-series-motherboards-ahead-of-intel-skylake-release/#/3
Hopefully the full range of Asus boards will leak soon