Bootstrap Bootstrap is a open-source collection of tools for creating browser sites and applications. It contains HTML and CSS-based design templates for typography, forms... Free Open Source Self-Hosted HTML5 Boilerplate JavaScript Responsive design Add a feature 190 Like
Semantic UI Semantic empowers designers and developers by creating a shared vocabulary for UI. Free Open Source Web No features added Add a feature 35 Like
Materialize Materialize is a modern responsive CSS framework based on Material Design by Google Free Open Source Web Material design Responsive design Add a feature 25 Like
UIKit A lightweight and modular front-end framework for developing fast and powerful web interfaces. ui framework full HTML / CSS, javascript component , form, theme ... Free Open Source Web No features added Add a feature 27 Like
HTML5 Boilerplate A rock-solid default for HTML5 awesome. HTML5 Boilerplate is the professional badass's base HTML/CSS/JS template for a fast, robust and future-proof site. After... Free Open Source Web No features added Add a feature 20 Like
Purecss A set of small, responsive CSS modules that you can use in every web project. Free Open Source Web No features added Add a feature 11 Like
Spectre.css Lightweight, responsive and modern CSS framework for faster and extensible development. Free Open Source Web Self-Hosted Responsive design Add a feature 5 Like
GroundworkCSS GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework. Free Open Source Web Self-Hosted No features added Add a feature 6 Like
Material Design Lite Google's front-end web framework for building sites to the Material Design specification. Free Open Source Web GitHub Responsive design Add a feature 3 Like
Topcoat Topcoat is a brand new open source CSS library designed to help developers build web apps with an emphasis on speed. It evolved from the Adobe design language developed... Free Open Source Mac OS X Windows Linux Web Support for Themes Add a feature 3 Like
960 Grid System The 960 Grid System is an effort to streamline web development workflow by providing commonly used dimensions, based on a width of 960 pixels. There are two variants: 12... Free Open Source Mac OS X Windows Linux Web BSD No features added Add a feature 2 Like
Element UI Element, a Vue 2.0 based component library for developers, designers and product managers. Free Open Source Web Self-Hosted CSS JavaScript Vue.js No features added Add a feature 2 Like
Kube Web Framework Kube is one of the world's most advanced and flexible frameworks. Kube helps you spend less time on routine tasks and more time creating amazing products. Focus on... Free Open Source Web No features added Add a feature 2 Like
Slides Framework Slides is a simple and powerful HTML and CSS framework that lets you easily build beautiful static websites thanks to a flexible modular setup. Commercial Self-Hosted Responsive design Add a feature 8 Like
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 Web Android ... iPhone No features added Add a feature 2 Like
