CryEngine on Steam is subscription based. But for the stuff you can do with this engine, it is worth it.
To the modders, use this engine and you can build some kick-a$$ maps.
Crytek's groundbreaking development technology is now more accessible than ever! For just 9.90 USD/EUR per month, developers everywhere can subscribe and gain total access to the industry-leading feature set of CRYENGINE, without ever having to pay licensing fees or royalties.
CRYENGINE is the first all-in-one development solution with truly scalable computation and benchmark graphics technologies. With CRYENGINE, developers are fully equipped to create standout game experiences, using the engine behind games like Ryse: Son of Rome and Crysis series.
The Famous CRYENGINE Sandbox editor is a production proven, third-generation real-time tool suite designed and built by AAA Developers. All development features of a CRYENGINE game can be produced, edited and played immediately with the â€œwhat you see is what you playâ€ (WYSIWYP) system. The engine deals with the instant conversion and optimization of assets in real-time, enabling cross-platform changes to all elements of the game creation process. This increases the speed and quality of development, while significantly reducing the risk of creating multi-platform games.