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/florisboard.git
Download using the GitHub .zip download option and unzip them.
- Open the FlorisBoard app
- Go through initial activation steps if not already done
- Select "Theme"
- Change "Theme mode" to "Always night"
- Press on "Manage installed themes"
- Press import and find the
dracula.flex
file downloaded earlier - Now you should see "Dracula Theme" as an option under the night theme menu, select your preferred theme