"Introducing Photos for OS X. Featuring an easy-to-use and streamlined design, Photos has been engineered from the ground up to help you keep your growing library organized and accessible. Powerful and intuitive editing tools help you perfect your images as well as create beautiful gifts for sharing. And with iCloud Photo Library, a lifetime’s worth of photos and videos can be stored in the cloud — so you can access your entire collection from your Mac or iOS devices anytime."
It's coming, any time now.