Alongside the brand new iOS 8, Apple today unveiled OS X 10.10 Yosemite today at WWDC 2014. OS X Yosemite is by far the biggest change to OS X since its introduction itself, well over a decade ago. Of course, the biggest news here is the all new, iOS 7-inspired UI.

Above you’ll find a hands-on with the new software, taking a look at the new UI, feature set, and more. Stay tuned to 9to5Mac for more coverage of both OS X Yosemite and iOS 8 today and in the coming days.