Foundation

Foundation is an easy to use, powerful, and flexible framework for building rapid prototypes and production code on any kind of device.

Free Open Source Web

Materialize

Materialize is a modern responsive CSS framework based on Material Design by Google

Free Open Source Web

GWT (Google Web Toolkit)

GWT is a development toolkit for building and optimizing complex browser-based applications. GWT is used by many products at Google, including Google AdWords and Google...

Free Web

Material Design Lite

Google's front-end web framework for building sites to the Material Design specification.

Free Open Source Web GitHub

Picnic CSS

Unpack your meal and get coding. An invasive CSS library to get your style started.

Free Open Source Self-Hosted CSS

Refills

Refills are prepackaged patterns and components, built on top of Bourbon, Bitters and Neat.

Free Open Source Web

Sassy-validation

Sassy-validation is a Sass data type validation library. Validate inputted data or don’t Sass at all ! Sassy-validation is a handy addition for every Sass project...

Free Open Source Mac OS X Windows Linux Android Web

Wee

Lightweight front-end framework for logically building complex, responsive web projects.

Free Open Source Web

Crow (column-row) grid framework

A smart grid framework, not just for grids.

Free Open Source Web Self-Hosted

Leaf (CSS Framework)

A CSS framework based on Google's material design.

Free Open Source Web Self-Hosted

Material-UI

A Set of React Components that Implement Google's Material Design.

Free Open Source Web Self-Hosted