Color Palette Generator - Enter the URL of an image and find its color palette
Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.
Mobile Palette Generator - Generate color palettes with a click of the mouse
GIF Brewery by Gfycat - Create stunning GIFs from videos & screen recording for free
Site Palette - Get the essential colours from any website
WidsMob Montage - Make stunning mosaic photos or montage shape with tiles, which supports both JPEG and PNG files.