An as close as possible copy of the IFTTT onboarding experience. This prototype is also made in 4 other tools (Pixate, Origami, Framer & Form) to compare the differences between them. More info: http://medium.com/sketch-app-sources/five-app-prototyping-tools-compared-form-framer-origami-pixate-proto-io-c2acc9062c61 Original app: http://appstore.com/IFbyIFTTT

An extended collection of fully animatable UI libraries like triangles, stars, arrows and more, let you bring your idea to life all within Proto.io.

This one-screen prototype demonstrates some of Proto.io animation functionality.

This was an app I created to answer the question of "what's there to do tonight?" in the Richmond, Virginia area.

Here's a demo showing a basic color picker using a container with 4 states for both the colored star and the color swatches.