Proton – Casper 5.0 WordPress Theme

Proton is a personal blogging theme for WordPress.

This theme is inspired by Casper 5.0, the default theme from the Ghost blogging platform.

The goal of this theme was to port Casper 5.0 to WordPress while adding personal customizations.

Feel free to contact me if you use Proton in one of your websites.

👉 For any feature requests, questions or bugs please create an issue on GitHub.




  1. In your admin panel, go to Appearance > Themes and click the Add New button.
  2. Click Upload Theme and Choose File, then select the theme’s .zip file. Click Install Now.
  3. Click Activate to use your new theme right away.

Third-party resources:

Casper, Copyright (c) 2013-2022 Ghost Foundation
License: MIT license.