Yes, Souliyo Key is free to use. It is available as a free plugin on WordPress.org.

How many websites use Souliyo Key?

Souliyo Key has 10 active installations as tracked by WordPress.org.

What are the best Souliyo Key alternatives?

Popular alternatives to Souliyo Key include WPCode – Insert Headers and Footers +…, Code Snippets, Simple Custom CSS Plugin. You can compare them side-by-side on our comparison pages.

Does Souliyo Key work with the latest WordPress?

Souliyo Key has been tested up to WordPress 4.4.34. It requires WordPress 3.0.1+ and PHP false+.

PluginSift

Souliyo Key

Name: Souliyo Key
Author: souliyo

Add Souliyo Unicode font or Lao font to your Wordpress website without coding.

By souliyo·CSS·Free

·10 active installs·Updated 10 years ago

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As of April 2026, Souliyo Key is a WordPress css plugin with 10 active installations and a 0/5 rating0. It has been downloaded 1.7K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2016. Last updated 10 years ago — may have compatibility concerns. Top alternative: WPCode – Insert Headers and Footers +….

0/5Rating

10active installs

1.7K+total downloads

10 yearssince 2016

Overview

An easy-to-use WordPress Plugin to add custom CSS styles that override Plugin and Theme default styles. This plugin is designed to meet the needs of administrators who would like to add their own CSS to their WordPress website.

Features