Nucleare offers a free version with core features. A premium version is also available with additional customization options and support.

How many websites use Nucleare?

Nucleare has 700 active installations as tracked by WordPress.org.

What are the best Nucleare alternatives?

Popular alternatives to Nucleare include Twenty Twenty-Five, Astra, Twenty Twenty-Four. You can compare them on our theme directory.

Does Nucleare work with the latest WordPress?

Nucleare requires WordPress false+ and PHP 5.6+. Check the theme's WordPress.org page for the latest compatibility information.

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Nucleare

Name: Nucleare
Rating: 5 (3 reviews)
Author: Rizzo Andrea - CrestaProject.com

By Rizzo Andrea - CrestaProject.com·Blog·Commercial

5(3 reviews)

·700 active installs·Updated 1 month ago

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As of April 2026, Nucleare is a WordPress theme with 700 active installations and a 5/5 rating from 3 reviews. It has been downloaded 82K+ times in total. Requires WordPress false+ and PHP 5.6+. Available on WordPress.org since 2015. Offers a premium version with additional features. Recently updated within the last 3 months. Top alternative: Twenty Twenty-Five.

5/53 reviews

700active installs

82K+total downloads

11 yearssince 2015

Overview

Classic and Elegant WordPress Theme ideal for blogging, with two columns, unlimited colors and theme options by CrestaProject.com. Compatible with Gutenberg. Live demo https://crestaproject.com/demo/nucleare/

Read full description on WordPress.org