Put your feet up, you're in good hands.
This pattern library is very rough, out of date, missing lots of bits and pieces
Clone this repo
git clone https://github.com/ONSvisual/pattern-library
Move into the folder pattern-library
cd pattern-library
Install fractal
npm i -g @frctl/fractal
Install gulp v4
npm install gulp gulp-sass gulp-sass-glob gulp-plumber gulp-notify
Run gulp
gulp
You looking for the web versions? Got you covered