According to Apple, registered Mac developers will have their chance to download the first beta of OS X 10.11 El Capitan later today, which just got officially announced, after the event has wrapped up (currently, Apple’s portal for developers is down).
Members of Apple’s OS X Public Beta Program will be able to try out El Capitan next month, and we’ll update you on that as soon as it becomes available.
For everyone else, OS X 10.11 El Capitan will roll out this fall as a free update.
OS X 10.11 includes an improved Mission Control with great window snapping features, an enhanced Safari browser with the Pin Tabs feature, Spotlight Search improvements and a number of performance optimizations revolving around Metal for Mac and more.