If you are a git user, you can install the theme and keep up to date by cloning the repo:
$ git clone https://github.com/dracula/everythingtoolbar.git
Download using the GitHub .zip download option and unzip them.
Copy or move
Dracula.xaml to Themes folder, located at
C:\Users\UserName\AppData\Local\EverythingToolbar\Themes or inside the Themes folder if you use the portable version.
Restart Windows Explorer via the task manager for the new theme to appear in the EverythingToolbar settings.
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This theme wouldn't exist without these people. Wanna help too? Check the repository on GitHub.