amdcrash

i have been looking to use this (https://www.deviantart.com/edenprojects/art/Windows-Live-Style-Pack-42856633) but it is a photoshop style art, is there any way to use it in paint.net or do I need to buy photoshop to use it?

i am making a alt texture for a rally car - i need to know how to make a mud texture - here are some examples: , thanks; amdcrash.