A WordPress plugin to customize the Gutenberg block editor interface, allowing adjustments to editor width, sidebar size, and enabling Dark Mode for i …
As of April 2026, Blocks Editor Interface Customizer is a WordPress style plugin with 10 active installations and a 0/5 rating0. It has been downloaded 1.3K+ times in total. Requires WordPress 4.7+ and PHP 5.6+. Available on WordPress.org since 2021. Last updated 1 year ago — may have compatibility concerns. Top alternative: WP Add Custom CSS.
Good news everyone: our favorite WordPress editor – now even more convenient!
The block editor functionality is a great step forward in making WordPress user-friendlier. It’s intuitive, it allows for lots of things, but could it be more flexible?
Meet the Blocks Editor Interface Customizer – the WordPress plugin that will make the Gutenberg editor an even better tool!
With Blocks Editor Interface Customizer, you can adjust the WordPress block editor to fit your needs: from screen size to colors. This plugin allows setting the desired field width for the main editor and the sidebar. And not only that: Gutenberg Customizer provides the Dark Mode for the editor. Configure your work area and let it aid your productivity, not hamper it.
Features
1. Editor width
Planning to have a…
| WordPress | 4.7+ requiredTested up to 6.6.5 |
| PHP | 5.6+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.