Leadwerks just released version 4.1 of their beginner focused 3D game engine. The Leadwerks engine is currently available at 80% off as part of the Steam summer sale.
New features of this release from the release notes:
The new environment probe entities can be used to add global illumination and reflections to any scene.
Each light in Leadwerks can now display an adjustable volumetric effect using a ray-marching technique to give your game dramatic visuals.
Enhanced Post-Processing Effects
Leadwerks 4.1 includes new built-in post-process effects including volumetric light scattering and screen-space ambient occlusion. Older effects like bloom have been updated for improved visuals.