Do procedural generator for low poly terrain by Evgeniyaglazych | Fiverr
Engines and Generators for Environment Production
Create Large Low-Poly Worlds in Unity by TerraWorld - YouTube
Assets - WIP Unity Extension for Low Poly Terrain Generation - Unity Forum
Kristin Lague on Twitter: "Here is a sneak peek of the finished low-poly procedural terrain creator I am currently making in @unity3d. Going to start recording the video next week. #madewithunity #gamedev
Make Low Poly Terrain: Blender Beginner Tutorial - YouTube