https://wccftech.com/macos-10-14-mojave-beta-2-released-download-now/

Mac developers can now download macOS 10.14 Mojave Beta 2 right away. The update is available over the air.

With the announcement of macOS Mojave, Apple revealed a killer new dark mode for desktop users around the world. But all of that goodness won’t be available until the end of this year and we have to make do with developer betas until then.