A: Yes. The engine is free to use for learning and creating non-commercial projects. If you want to sell your game, you need to sign a license agreement with Crytek, but the development tools themselves are free to download and use.
Elara leaned back in her shed, rain pattering the roof like applause. “It doesn’t need one,” she said. “It was built to run anywhere. Even here.” cryengine offline installer
Step-by-Step: How to Create and Use a CryEngine Offline Installer A: Yes