04-21-2020, 09:10 AM 
	
	
	
		A good way in 2.10 to make a image seamless is to use Symmetry Painting, with a tile of the size of the final image. For my image above, I created a 1000x1000 plasma image and used it to paint a 400x400 tiled image with the Clone tool.
	
	
	
	

 

 
