Amazon’s new game engine, titled Lumberyard, is available right now for developers. Free to use; Lumberyard is a cross-platform, fully 3D engine. With visual technology based on that of CryEngine, animation tools, Twitch integration, a real time gameplay editor and Wwise audio technology, Amazon seem to have developed an incredibly accessible tool for developers to utilize. Lumberyard also supports integration with GameLift, Amazon’s multiplayer infrastructure provider.
Lumberyard is currently available in it’s Beta iteration. You can get more information and download Lumberyard on the official website.