PhotoSuerte - Photo sharing service for people from all over the world.
Color Palette Generator - Enter the URL of an image and find its color palette
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Color Hunt - Curated collection of beautiful colors, updated daily
GIMP - GIMP is a multiplatform photo manipulation tool.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!