itch.io

Featuring games with three-dimensional graphics, environments, and gameplay mechanics. Depth and perspective create immersive virtual worlds.

Pretty sure everything is indie on itch.io but just in case you want something extra indie.

Games that feature 3D art that has a low polygon count per model. Generally used as an artistic style.

Related to the process of arranging game maps using a set of tile graphics (often call tilesets)

Unreal Engine is a 3D game creation tool