Have a look at this stunning Parallax effect created exclusively with Proto.io. Feel free to import this fully editable project into your own account for use in your prototypes.

An example of our vertical scrolling feed, with 2 expandable areas. Feel free to import into your Proto.io account.

Game Title Screen Project. Using a minimal design with overlay transitions, mouse hover effects and states.

Simulation of scrollable Contacts list using variables (Use of variables and 'On scroll Interactions')

Design of play store.

I used part of the "Laundry App UI Kit Sketch Resource" design that was designed by Satheesh Kumar at: https://www.sketchappsources.com/free-source/3397-laundry-app-ui-kit-sketch-freebie-resource.html to create a quick prototype

This 18 Cool Gradients was designed by Osama Dawood https://www.sketchappsources.com/free-source/3607-gradients-ui-kit-sketch-freebie-resource.html

Scrollable Landing Page Design from: https://www.sketchappsources.com/free-source/1975-key-t-one-page-website-template-sketch-freebie-resource.html Top Menu and Side Slider changes (State) depending on the scroll position with the use of variables

First Project, just for fun..