Grace Frame QuiltCAD Prem Edition / Quilting Software/ Quilting Design / CAD Software / CAD Premium Includes extensive library of over 120 patterns(blocks, continuous lines, corners and more!) Create and design your own pantographs, blocks and borders Personalize your quilts by importing photography to trace and create patterns Includes easy-to-follow tutorials Works with Windows 2000, XP, Vista and Windows 7 operating systems.Optional Import / Export Module available