Grubnautica
May 30, 2026 ยท View on GitHub
Subnautica themed GRUB2 theme.

Installation
NOTE
You may have a
/boot/grub2directory instead of/boot/gruband thegrub2-mkconfigcommand instead ofgrub-mkconfig. In that case, replaceGRUB_PATHininstall.shand adapt the commands below accordingly.
Using the installation script
- Get the theme from the latest release archive
grubnautica.tar.xz, or clone this repository:
git clone https://github.com/tatounee/grubnautica.git
- Install the theme:
sudo ./install.sh
- Add or update this line in
/etc/default/grub:
GRUB_THEME=/boot/grub/themes/grubnautica/theme.txt
- Regenerate your GRUB configuration:
sudo grub-mkconfig -o /boot/grub/grub.cfg
- Done!
Manually
- Get the theme from the latest release archive
grubnautica.tar.xz, or clone this repository:
git clone https://github.com/tatounee/grubnautica.git
- Choose a background image by copying one from
backgrounds/togrubnautica/background.png, or use the dedicated script:
./choose_background.sh
- Copy the
grubnautica/directory to your GRUB themes directory:
sudo cp -r grubnautica /boot/grub/themes/
- Add or update this line in
/etc/default/grub:
GRUB_THEME=/boot/grub/themes/grubnautica/theme.txt
- Regenerate your GRUB configuration:
sudo grub-mkconfig -o /boot/grub/grub.cfg
- Done!
Tips
You can use Jacksaur's cycling script to automatically change your background image at each reboot.
Screenshots
