Tinder UI cards

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.

Project using Variables to simulate Drag and Drop to Snap functionality into a predefined area. While also adding Animations and States for a more smooth and elegant process.

A Simple recreation of the Messenger bubble using Proto.io stock images. Basic functions such as drag/drop to screen corners, drag to the bottom to delete, swipe down to reveal 'contents hidden' to bring the bubble back to the screen and tap bubble to show conversation.

A calendar picker concept based on Ramotion's example on Dribbble, https://dribbble.com/shots/1782092-Survey-Platform-Design

This is an expand/collapse menu example that can be created using container states.