Working to improve the user experience, accessibility, performance, consistency, and reliability of email markup

Font Awesome split to individual SVG and PNG files of different sizes along with Node.JS based generator

MJML: the only framework that makes responsive-email easy

Beautiful responsive email templates with code as beautiful as email templates can be

Automatically switch to a darker or a lighter version of an element depending on the brightness of images behind it.

Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

A professional front-end template for building fast, robust, and adaptable web apps or sites.

Pre-grid responsive layout toolkit for Sass, now deprecated