Material Design Components in HTML/CSS/JS

The most advanced responsive front-end framework in the world. Quickly create prototypes and production code for sites that work on any kind of device.

A lightweight and modular front-end framework for developing fast and powerful web interfaces

Web Starter Kit - a workflow for multi-device websites

💞 Filter & sort magical layouts

CSS for clean and fast web apps

Style tools for UI components

🔈 Web Component wrapper to the Web Speech API, that allows you to do voice recognition and speech synthesis using Polymer

An opinionated starting point for scalable, maintainable CSS architecture.

Component CSS for arranging/aligning horizontal cells, a bit like flexbox

The montagejs.org website with an introduction about Montage.