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.
match.color.io - Automatically match colors of any image or movie with ML
Dood : The Puzzle Planet - A strategy puzzle game for the smart ones
Colores - Find color palette ideas via image search
PH Builds a Puzzle - A realtime, collaborative jigsaw puzzle.
Cone - A delightful and easy to use color picker for the real world