Based on all the links to similar apps in this thread, writing an image-resizing service to sit behind a CDN seems to be a right of passage. My creation from a

Based on all the links to similar apps in this thread, writing an image-resizing service to sit behind a CDN seems to be a right of passage. My creation from a couple years ago: https://bitbucket.org/btubbs/thumpy/src https://bitbucket.org/btubbs/thumpy/src It's still running happily in production.