[plugsnpixels]

If you need to do extreme upsizing of images, the new Topaz A.I. Gigapixel might interest you. I prepared some examples comparing it to Photoshop's and ON1's results.

PS: I received an email today asking why I hadn't also tested BenVista PhotoZoom Pro 7 against Topaz Gigapixel. Well, here you go ;-)