For more detail this asset from the Unity Asset Store: Click Here
This is a paid asset, but now you can download InfiniTile for FREE, Please keep in mind this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
InfiniTile v1.0
InfiniTile is a versatile and robust tile based level editor capable of creating complex levels in no time! It can be used in 2D or 3D based games or quick game or level prototyping.
Paint your level
Creating simple level was never so simple! Just drag your tiles to a brush and start painting your level!
Paint with everything!
A tile can be anything, from a simple 2D plane to a complex architectural piece.
I can see over forever!
There are no restrictions to size of your level in any axis. It can be infinite! Or even bigger!
Read moreĀ about InfiniTile.