“Palette of Patterns Importer” is developed by Lyashenko Pavel. It is normally $1.99 and is free for a limited time. It is compatible with the 64-bit Mac and requires OS X 10.10 or later.
This tool allows you to create a palette of patterns that you can use in some external editor. Just drag a folder with patterns images to application window, edit the palette if necessary, and save it in the Color Panel.
◦ Creates a palette of patterns
◦ Preview mode
◦ Editing palette
◦ Save in the Color Panel
Source: App Shopper