20 Free Seamless Photoshop Pattern Pack: One
Downloads
A free set of
Adobe® Photoshop® 
seamless (tiled) Patterns, free to use as you please.
20 seemless tiled pattern textures in .pat file format.
Click here for a quick guide to loading Photoshop pattern (.pat) files.
* Free to use but do not host the file to download as your own. Please link to this download page where applicable.
Tiled Pack Preview: