Appe today held a keynote at the Moscone Center in San Francisco during the company's 25th annual Worldwide Developers Conference. In the keynote, Tim Cook and co. unveiled a new OS for Mac and a new OS for iPhones and iPads.
It also showcased a five-minute video that pays homage to the incredible work developers do. Titled "Apps We Can't Live Without," Apple has now posted the video on YouTube. Watch it below.