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OverStrap Features:


Left Sidebar Right Sidebar Dual Sidebars No Sidebars

Easily switch sidebars to left, right, both or none in the WordPress Customize menu.


Full Width Boxed

Change themes from full width to boxed layout with the switch of a button in /wp-admin/.


Just like UnderStrap, OverStrap does a lot without adding unnecessarily to the weight of the page. Faster websites are loved by search engines.


OverStrap themes work with the WordPress Gutenberg content blocks system. V1.1 added additional support for the wide and full width variety of blocks.

Easy Theme Editing

The built in Kirki Customizer Framework Options framework makes it easy to change styles in the theme without coding. This can be easily disabled if not needed.

Font Awesome

Comes with Font Awesome 4.6+ font icon kit as dependency. A huge and free (MIT License) set with over 600 icons. Fonts can be changed in /wp-admin/ too.

Child Theme

Install a fresh copy of the starter child theme of your choice and then start editing. OverStrap themes use UnderStrap as the parent.

Built In Slider

OverStrap: Blog comes with a built in slider on the home page for visual WordPress websites. Normal post featured images are used to drive the slider.

OverStrap Child Themes

OverStrap: Corporate Screenshot

OverStrap: Corporate

Create a striking business WordPress website with a working home page lead generation form (powered by Contact Form 7).

Home page elements can be easily changed in the WordPress Customizer, text and style. No coding needed (but easily removed if not needed).

OverStrap: Blog Screenshot

OverStrap: Blog

A clean blog style starter child template for UnderStrap. So versatile it could be used for almost any kind of website.

A built in slider (that can be disabled easily) on the home page displays the latest posts and the featured images. All editable in the WordPress Customizer.

OverStrap: Portfolio Screenshot

OverStrap: Portfolio

Show off photos of past work beautifully for the world to see with this OverStrap: Portfolio child theme for UnderStrap.

The portfolio items are driven by a lightweight plugin thats free on

OverStrap: Tech Screenshot

OverStrap: Tech

Tech websites need to look amazing and promote a modern service or product in front of its visitors.

The OverStrap: Tech starter child theme for UnderStrap does this perfectly, straight out of the box.

OverStrap: Event Screenshot

OverStrap: Event

Advertise an event with a countdown timer all easily editable in /wp-admin/ without having to code.

Easily use this as a starter template to build your Bootstrap WordPress event site from scratch so that its fast loading.

About UnderStrap

Holger - The Developer of UnderStrap
Holger, Developer of UnderStrap

"I´am a Frontend Dev and UX Designer working with WordPress and responsive frameworks daily. Instead of starting again and again from scratch I decide to combine my two most used tools into one:"

Underscores starter theme

Based on the "best-practices" starter theme Underscores, or just "_s" - Made by Automattic, the company behind WordPress.

Bootstrap 4 Grid framework

Uses Bootstrap 3 Bootstrap 4 for markup and CSS styles - THE industry standard for responsive and mobile friendly websites.


Utilizes the SASS sources from all assets as well as own SASS files. Makes it easy to replace colors, fonts, stylings etc.

npm New

Comes with npm support to manage all the dependencies. Just one command in your terminal is needed to update all assets.

Gulp New

Comes with Gulp as task runner and one pre-made gulpfile.js with some default tasks. For example to compile SASS to CSS.

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The Bootstrap 4 + WordPress Theme Framework

UnderStrap combines the Underscores starter theme (by Automattic) and the mobile-first, responsive grid framework
Bootstrap 4 (by Twitter) into a perfect open source foundation for your next WordPress theme project.

Download UnderStrap v.0.9.4

100k+ Downloads 75+ Contributors WooCommerce Ready

Get OverStrap

Lightweight child starter themes pack for
UnderStrap to save you hours of work

$59.99 Free on WP Extend
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