As usual, download the file and check the hint. The file on this one is a weird spiral of colored blocks and the hint is simply:
This one was a doozy for me. I had never seem a programming language based on shades of color blocks. I'm not going to lie, I checked the Forums and got a nudge from someone that had completed it. The nudge was Esoteric Programming Languages. Wait....WHAT?? How is this a program? So I hop over to:
Hours of digging through languages, I finally stumble across Piet. It fits the bill perfectly. So, I use an Online Piet Compiler called nPiet at:
I upload the image and execute. Miraculously, it actually IS a program.
Hunh! Who knew color blocks could be used as a program.