Sketch - Professional digital design for Mac.
Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Splashroad Sketch Fashion - Sketch Fashion is a beautiful, easy to use apparel design creator designed exclusively for Mac. Create, prototype, sketch and bring your ideas to life with a new fashion design tool.
Concepts - Concepts is a digital design sketchbook for iPhone, iPad, iPad Pro and windows 10 devices.
Affinity Designer - Professional creative software, exclusively for Mac.
SketchBook - SketchBook is a professional drawing or painting application that allows designers, architects, and concept artist to sketch their ideas and create adorable illustrations in no time.