match.color.io - Automatically match colors of any image or movie with ML

Decode Me - Solve internet puzzles for mystery prizes

Impalette - Scan images for dominant pantone colors

Alembic ⚗️ - A Sketch plugin to extract a color palette from your images

Mystery Box - Evolution - This is the sequel of Hidden Secrets, where you have to discover awesome artifacts hidden in new mysterious boxes by solving intriguing puzzles.

Image Colour Transfer - A free-to-use browser-based application that allows an image to be recoloured to match the colours of another image using novel methods.