The Best 71 Bootstrap Alternatives

  • Foundation icon

    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

  • Semantic UI icon

    Semantic UI

    Semantic empowers designers and developers by creating a shared vocabulary for UI.

    Free Open Source Web

  • UIKit icon

    UIKit

    A lightweight and modular front-end framework for developing fast and powerful web interfaces. ui framework full HTML / CSS, javascript component , form, theme , dropdown , responsive ... More full than bootstrap or foundation

    Free Open Source Web

  • jQuery Mobile icon

    jQuery Mobile

    A unified, HTML5-based user interface system for all popular mobile device platforms, built on the rock-solid jQuery and jQuery UI foundation.

    Free Open Source Web jQuery

  • Skeleton icon

    Skeleton

    Skeleton is a small collection of CSS & JS files that can help you rapidly develop sites that look beautiful at any size, be it a 17" laptop screen or an iPhone.

    Free Open Source Web

  • Purecss icon

    Purecss

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

    Free Open Source Web

  • Metro UI CSS icon

    Metro UI CSS

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

    Free Open Source Web jQuery LESS

  • Slides Framework icon

    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

  • Flat UI Pro icon

    Flat UI Pro

    Flat UI Pro is made on the basis of Twitter Bootstrap in a stunning flat-style, and the kit also includes a PSD version for designers. Flat UI Pro contains a huge number...

    Commercial Web

  • HTML KickStart icon

    HTML KickStart

    HTML KickStart is a ultra–lean set of HTML5, CSS, and jQuery (javascript) files, layouts, and elements designed to give you a headstart and save you a lot of hours on...

    Free Web

  • GroundworkCSS icon

    GroundworkCSS

    GroundworkCSS is a 100% free and open source responsive HTML5, CSS and JavaScript Framework.

    Free Open Source Web Self-Hosted

  • Gridlex icon

    Gridlex

    Simple. Robust. Responsive. Flexible. Based on Flexbox (CSS Flexible Box Layout Module), Gridlex is a very simple css grid system to quickly create modern layouts and...

    Free Open Source Web Self-Hosted

  • Spectre.css icon

    Spectre.css

    Lightweight, responsive and modern CSS framework for faster and extensible development.

    Free Open Source Web Self-Hosted

  • Mobile Angular UI icon

    Mobile Angular UI

    Mobile Angular UI is a mobile UI framework just like Sencha Touch or jQuery Mobile. If you know Angular JS and Twitter Bootstrap you already know it!

    Free Open Source Self-Hosted

  • Material Design Lite icon

    Material Design Lite

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

    Free Open Source Web GitHub

  • Blaze CSS icon

    Blaze CSS

    Open source modular CSS framework providing great structure for building websites quickly.

    Free Open Source Mac OS X Windows Linux Self-Hosted