Leadwerks is an easy-to-use 3D game engine available at https://www.leadwerks.com.
Learwerks focuses on ease of use and ease of learning. It is a very approachable 3D game engine for those just starting out making games. Leadwerks provides a marketplace for purchasing both 3D and 2D assets. There is a very active community on the Leadwerks forums at https://www.leadwerks.com/community/.