I used the Sketch "Delicious" free UI Kit for a food recipes app. It includes 11 pixel-perfect screens. I just added Proto.io interactions and created a great prototype! This Delicious UI Kit was designed by Robert Anitei Sketch source: https://www.sketchappsources.com/free-source/1765-delicious-ui-kit-sketch-freebie-resource.html

Using variables on a slider to control the Brightness and Hue of a light bulb

A halloween project i have put together using the Proto.io Halloween icon set: https://proto.io/freebies/free-halloween-icons/

A website template with multilevel dropdown menus and scrolling area.

A project which uses Vector Animations to recreate popular social app interactions.

Recreation of the animation from: https://www.sketchappsources.com/free-source/1978-whiskey-jack-daniels-app-sketch-freebie-resource.html with a snap carousel

Change of the header according to scroll position of content.

A project with 3 types of chat messages examples (chatbot) 1. Preset Messages appear automatically 2. Preset Messages appear when you select Enter 3. Typed Messages appear after typed

A Picker selection navigates you to the screen selected. The project uses Variables and States and depending on the picker selection I change a button state to navigate you to the right screen.

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