WPThumbs
Themes Plugins By purpose By industry Best-of lists Fix it guides
Free Plugin by Greg - SiteOrigin v1.6.6

SiteOrigin CSS

Powerful, simple CSS editing for WordPress. Visual controls & real-time previews for effortless site customization.

SiteOrigin CSS

The facts

Rating
4.9★ from 153
Active installs
100k+
Price
Free
Last updated
21 May 2026
Added
Jun 2015
Requires WP
3.9
Tested up to
WP 7.0.4
Requires PHP
7.0.0
Downloads
6,051,504

Our analysis

AI-assisted

SiteOrigin CSS is a WordPress plugin that allows you to customize your site's design using CSS. It features real-time visual controls and a powerful inspector to help you identify CSS selectors, making it suitable for both beginners and advanced users. The plugin is free to use and works with any WordPress theme, enabling you to edit your site’s appearance easily.

With its user-friendly interface and robust editing tools, SiteOrigin CSS helps you make design changes quickly and efficiently. The CSS editor includes autocompletion and linting features, which can streamline your workflow and improve code quality. The plugin is actively developed, ensuring ongoing support and updates.

Best for: This plugin suits anyone looking to customize their WordPress site's design, from beginners to experienced developers.

What it does well

  • Free to install on multiple sites
  • Real-time visual controls for easy customization
  • Powerful inspector to identify CSS selectors
  • Robust CSS editor with autocompletion and linting
  • Compatible with any WordPress theme

Where it falls short

  • No specific pricing or premium features mentioned
  • Limited information on advanced functionalities

Verdict

SiteOrigin CSS provides a solid solution for CSS editing in WordPress, catering to various skill levels. It is a useful tool for those wanting to enhance their site's appearance without extensive coding knowledge.

From the developer

Greg - SiteOrigin's own description of SiteOrigin CSS, lightly tidied.

SiteOrigin CSS is the intuitive and powerful CSS editor designed to empower your WordPress site customization. Enjoy a seamless editing experience with real-time visual controls, making it easy to tweak your site’s look and feel instantly. Whether you’re a beginner or an advanced developer, SiteOrigin CSS has you covered.

For beginners, our user-friendly visual controls and live previews eliminate the guesswork from CSS editing. See your changes as you make them, ensuring your site looks exactly as you envision. For advanced users, we offer robust code autocompletion, speeding up your workflow and making CSS writing faster and more efficient than ever before. Take full control of your site’s design with SiteOrigin CSS and bring your creative vision to life.

Inspector

The hardest part of editing your site’s design using CSS is usually finding the correct selector to use. The powerful inspector that comes with SiteOrigin CSS makes this easy. While viewing a full preview of your site, just click on an element, and it’ll help you identify the best selector to use to target that element.

The inspector will help you even if you have no idea what a CSS selector is.

Visual Editor

Don’t like playing around with code? No problem. SiteOrigin CSS has a set of simple controls that make it easy to choose colors, styles, and measurements. Combined with the inspector, you’ll be able to make changes in just a few clicks.

CSS Editor

SiteOrigin CSS has a powerful CSS editor, the likes of which you’d usually only expect from high-end IDEs. It has autocompletion for both CSS selectors and attributes. It also features very useful CSS linting to help you identify issues in your code before you publish your changes.

It’s Free

We’re committed to keeping SiteOrigin CSS free. You can install it on as many sites as you like without ever worrying about licensing. All future updates and upgrades will be free, and we even offer free support over on our friendly support forums.

Works With Any Theme

There’s an ever-growing collection of awesome WordPress themes, and now with SiteOrigin CSS, you can edit every single one of them to your heart’s content. No matter what theme you’re using, SiteOrigin CSS will work perfectly.

Actively Developed

We’re actively developing SiteOrigin CSS. Keep track of what’s happening over on GitHub.

Documentation

Read the full description on the official page →

Tagged as

Alternatives

Other plugins for typography control.

Autoptimize

Autoptimize speeds up your website by optimizing JS, CSS, images (incl. lazy-load), HTML and Google Fonts, asy...

Free 800k+ installs 4.7★ (1,428)
Fonts Plugin

The #1 fonts plugin for WordPress. 1,400+ Google Fonts, Adobe Fonts and your own font files. Live preview, no...

Free 200k+ installs 5★ (1,220)
Redux Framework

Redux is a simple, truly extensible, and fully responsive options framework for WordPress themes and plugins....

Free 900k+ installs 4.4★ (273)
OMGF

OMGF

90

The original Google Fonts self-hosting plugin. Automagically caches your fonts locally — no configuration (or...

Free 300k+ installs 4.7★ (212)
SpeedyCache

SpeedyCache is a WordPress cache plugin that helps you improve performance of your WordPress site by caching,...

Free 600k+ installs 4.4★ (30)
Use Any Font

Upload custom fonts with custom font uploader. Auto converts to woff2 for better performance. Self-hosted, GDP...

Free 200k+ installs 4.7★ (1,149)