Snap Art - Snap's augmented reality platform
Pixel Pix - Turn your photos into pixel art
Low Poly Art - World's largest free collection of low polygon backgrounds
Responsive Pixel Art - It's exactly that... responsive pixel art 🙃
Da Vinci Eye - Learn to draw by using your phone to overlay images for you to trace
Voxel Builder - Design and edit 3D voxel models in your browser.