First launched on January 6, 2011, as part of the free Mac OS X 10.6.6 update for all current Snow Leopard users, Apple began accepting app submissions from registered developers on November 3, 2010, in preparation for its launch. The platform was announced on October 20, 2010, at Apple's 'Back to the Mac' event. The App Store is macOS's digital distribution platform for macOS apps, created and maintained by Apple Inc.
4.32 Install Command Line Developer Tools.