Bootstrap is a popular and powerful open source frontend framework that comes with a lot of useful tools and features to help you create websites and web applications. It consists of HTML and CSS based design templates for forms, typography, buttons, navigation, and other interface components; as well as JavaScript extensions for navigation, slider, transitions, scrolls, tabs, alerts, and more.

The Bootstrap framework powers hundreds of thousands of websites. A lot of online tutorials for Python, PHP, Ruby on Rails, and other programming languages advise to use this framework and include it in their tutorials.

Since Bootstrap has been around longer, with a steadily growing user base, more and more WordPress themes are built on this framework. To help you get started, here are some of the very best free Bootstrap-based WordPress theme, all of which have high quality features and options that will suit your next web project.

Let’s jump right in!

Flat Theme

Flat Theme

The Flat Theme is one of the best free responsive themes for WordPress that’s built on the Twitter Bootstrap 3 framework. It comes with advanced theme options; with a shortcode generator being the theme’s key feature. Other features include loads of custom post types for accordion, tab, alert, slider, columns, icons, services, and more.

Lobster

Lobster

Named after the font featured in the theme, this theme for WordPress comes with highly customizable background and page layouts, with support for post formats, bbPress, and BuddyPress.

Unite

Unite

Unite is a clean and modern WordPress theme with a fully responsive design. It’s the perfect choice for wedding and event websites. The theme is built using the Bootstrap 3 framework, and is optimized for smartphones and tablets. It’s a highly customizable eCommerce theme with unlimited color choices that can be tweaked via simple yet powerful Theme Options.

GovFresh

GovFresh

This free theme for WordPress is designed with government-related websites in mind. It comes with color customization options, custom headers, multiple widget areas, and an optional icon navigation menu. It has comprehensive documentation and plugin, all code is peer-reviewed, and patches are welcome via GitHub.

Romangie

Romangie

Romangie is a fully responsive WordPress theme with a clean, simple, and minimalistic design so you visitors can focus on the content. The theme is built on the Twitter Bootstrap framework, so your site will always look great on all devices. The theme also supports all WordPress post formats, so you can include videos, music, quotes, chat logs, and all the other amazing stuff that comes with WordPress.

Revera

Revera

This freemium theme for WordPress is based on the powerful Bootstrap 3 framework. It’s a fully responsive theme that comes with all the Bootstrap goodness packed in it. It’s WordPress 3.6 ready and comes with great features such as custom menu, featured images, custom homepage template, portfolio page template, widgetized sidebar and footer, custom widgets on homepage, theme options page, and more.

Vangard

Vangard

Vangard is a beautifully crafted theme for WordPress that’s WordPress 3+ ready, with features like custom menu, featured images, widgetized footer, and more. It also has a simple yet powerful options panel, and the homepage has a customizable jQuery content slider.

Adament

Adament

This freemium responsive WordPress theme from FabThemes is built on top of the Bootstrap 3 framework. It’s the perfect choice for creative and photography websites. The theme comes with a lot of great features to customize, as well as the color scheme.

Blain

Blain

Blain is a clean and minimalistic responsive WordPress theme with a lot of great features such as numbered page navigation, responsive slider, customizable header and footer, 4 page layouts, custom widgets, and user-friendly time display, among many others. The theme also has a powerful admin options panel that allows you to easily modify your website to a great extent. What’s more, it’s already translated into many different languages.

Wembley

Wembley

This free portfolio WordPress theme is built on the Bootstrap 3 framework. It’s a responsive theme that comes with all the great features the Bootstrap framework offers; making the theme highly extensible.