Fix dress colors with Dropbox

For some reason, white and gold things appear blue and black to a large number of people. As a demo for BattleHack LA, I built an app that automatically corrects the colors in your images in Dropbox so you can see their true white and gold nature.

The app is available at, and the full code is on GitHub at The app uses webhooks and the Core API (/delta, /thumbnails,

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