Inkscape - Inkscape is a free, open source professional vector graphics editor for Windows, Mac OS X and Linux.
Paperoll.io - Print your social photos on a roll
Sketch - Professional digital design for Mac.
Prynt - Turn your smartphone into a Polaroid
Affinity Designer - Professional creative software, exclusively for Mac.
Mixtiles - Mixtiles is a photography application that turns your photos into self-adhesive wall art.