Unsemantic CSS Framework

Unsemantic is a fluid grid system that is the successor to the 960 Grid System.

960 Grid System

The 960 Grid System is an effort to streamline web development workflow by providing commonly used…

Angular Material is both a UI Component framework and a reference implementation of Google’s Material Design Specification.

Simple and flexible HTML, CSS, and JS for popular UI components and interactions

Bulma is an open source CSS framework based on Flexbox and built with Sass. It’s 100% responsive, fully modular, and available for free.

The most advanced responsive front-end framework in the world

Gijgo is a set of free open source javascript widgets distributed under MIT License.

Simple. Robust. Responsive. Flexible.

Responsive HTML5, CSS and JavaScript Framework

A rock-solid default for HTML5 awesome.

MUI is a lightweight HTML/CSS/JS framework that follows Google’s Material Design guidelines

Cross-platform Material component library for React

Material Design Lite Components in HTML/CSS/JS

Metro UI CSS a set of styles to create a site with an interface similar to Windows 8.

Lightweight and beautiful library. Unpack your meal and start coding.

A set of small, responsive CSS modules that you can use in every web project.

A UI Component library implemented using a set of specifications designed around natural language

Spectre is a web application to diff screenshots.

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

Simple bootstrap from Twitter with Metro style.