Photoshop for Best creative effects: Photoshop Texture Pack
Set of 8 white grunge paper textures which you can use in your grunge designs.
In need of free postcard textures?
Old paper 33 stock by ofruin-stock
Buy 20 Circuit Boards by mihalymm on GraphicRiver. Electronic Circuit Board Backgrounds / Textures 20 high resolution in, Jpeg images, highly detai.