If You Love Something, Set It Free
By Tim Sweeney, Epic Games
Unreal Engine 4 is now available to everyone for free, and all future updates will be free!
You can download the engine and use it for everything from game development, education, architecture, and visualization to VR, film and animation. When you ship a game or application, you pay a 5% royalty on gross revenue after the first $3,000 per product, per quarter. It’s a simple arrangement in which we succeed only when you succeed.
Read the whole story here.