Design guides Prototyping in Sketch

Sketch is an application used to mock up wireframes and click through prototypes.

Download Sketch here 

Using the ONS Design System Sketch library

1. Download the ONS Sketch Library 
2. Add the library to Sketch via Sketch > Preferences > Libraries by using the Add Library button.
3. Access the symbols by clicking Insert and navigating to the ONS-Sketch-Library, under Symbols.