Your starting point for building great multi-device web experiences Start your project with the Web Starter Kit and ensure you're following the Web Fundamentals guidelines out of the box.

Multi-device responsive boilerplate

A responsive boilerplate optimized for the multi-screen web, with a high PageSpeed Insights performance score.

Living component style guide

A visual design system for documenting your site’s components that evolves as Web Starter Kit does.

Cross-device Synchronization

Synchronize clicks, scrolls, forms and live-reload across multiple devices as you edit your project. Powered by BrowserSync.

Live Browser Reloading

Reload the browser in real-time anytime an edit is made without the need for an extension.

Performance optimization

Minify and concatenate JavaScript, CSS, HTML and Images to help keep your pages lean.

Built in HTTP Server

A built in server for previewing your site means you can test your pages without messing with other tools.

PageSpeed Insights Reporting

Web performance metrics showing how well your site performs on mobile and desktop.

Sass support

Compile Sass into CSS with ease, bringing support for variables, mixins and more.