Apple announced today that WWDC 2020 will start on June 22. For the last three years, Apple has hosted its Worldwide Developers Conference at the San Jose Convention Center however this year, due to the Covid-19 pandemic, the event will be will be hosted in the Apple Developer app and the Apple Developer website and it will be free for all developers. A keynote event is also in the plan, presumably on June 22nd, the first day of WWDC.