File created by DesignPro, an application used for creating and printing labels; contains the graphics and layout information for a label; used for business cards, mail, CDs, t-shirts, and greeting cards. NOTE: ZDP files are similar to .ZDL and .ZDS files, except ZDP files are created by DesignPro 3.5 - 4.0 whereas ZDL files are created by DesignPro 5.0, and ZDS files are created by DesignPro 5.1.