Re:Python open-source tool that generates images with a URL
by georgebashi on Sunday November 25, 2012 @11:55AM
(#4828527)
I whipped up something similar in Go recently. There's no README yet, but it uses cgo to link to ImageMagick for resizing, and serves up a folder of jpgs.
https://github.com/georgebashi/pugholder (edit: you can see it running at http://pugholder.com/)