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Gruvbox Dark Thunderbird
Gruvbox dark theme for Thunderbird. Originally written for Firefox. Using https://github.com/morhetz/gruvbox color palette.
Check out this theme for Firefox https://addons.mozilla.org/en-US/firefox/addon/gruvbox-dark-theme/
Arc Theme for Thunderbird
Another Thunderbird theme inspired by the Arc theme.
SpaceShaman Dark
Step into the dark side of the force and discover the secrets of the cosmos without the risk of eye damage!
Nu-grey-theme
A simple grey theme for Thunderbird. A solid colour hex #ccc background which may help reduce eye-strain.
Arc X Dark
A dark blue theme that compliments niivu's ARC X Windows 10 Theme from deviantart.
Dark Gold
A dark black and gray theme with gold/orange accents. A port of my Dark Gold theme for Firefox, with some tweaks specifically for Thunderbird.
Windows 11 Dark
The grey color from Windows 11 Dark (#202020)
It goes very well with BIB3 by Niivu (Windows 10/11 Theme).
Dark/Black theme (works with 115.*)
A simple black and white dark theme based on Luminous Matter.
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