3D-o-Mat is a simple app that creates the type of 3D photos that you view with red/cyan glasses.
I have been writing apps that do this for a while. It was one of the first things I wrote with DotImage back when I joined Atalasoft in 2006 and ported their image processing commands to WPF. Then, I wrote a simple version for iOS that I showed to middle-schoolers when I was a volunteer for DIGITS.
I was recently invited to speak at a Smith College Python programming summer program for HS girls and I decided to make this app more real.
PS: here’s a tweet sized version of the app in Python that I shared with the class the last time I spoke:
from PIL import Image as I
— Lou Franco (@loufranco) July 17, 2015
This gist shows a better way to do it that preserves the color in the original photos.