Add-ons
Extensions by Weekly Downloads
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Nu-grey-theme
A simple grey theme for Thunderbird. A solid colour hex #ccc background which may help reduce eye-strain.
Solarized light Theme ternoc
Solarized theme created by ternoc, based on Ethan Schoonover palette.
Cat Collage
My cat Beeper can now delightfully viewed on Thunderbird.
Version 1.4 enhances the readability of text against my beautiful cat.
SpaceShaman Dark
Step into the dark side of the force and discover the secrets of the cosmos without the risk of eye damage!
Endless Stars
My first Endless Stars Thunderbird Theme with Twinkling Stars. The only thing missing is the falling star animation.
Muted Sage Gruvbox Dark
Muted Sage Gruvbox dark theme for Thunderbird.
Forked from calvinchd's gruvbox dark theme.
Tiger eyes turquoise (light theme alt)
A light theme of a gray toned tiger with turquoise eyes.
This is a modified version of the theme "tiger eyes light blue" from AmSumz.
Shirasu Azusa Theme
Adds theme of Shirasu Azusa from game called Blue Archive.
Anime, Blue Archive, Cute, Dark, Game, Shirasu Azusa
Rose Pine Dawn
A theme based on the Rose Pine Dawn color scheme (https://rosepinetheme.com/)
Real System Theme
Theme that really follows system colors for Thunderbird 115+.
If you get strange colors instead of what you expect: First switch to the built in system theme, then switch to this theme again.
To create your own collections, you must have a Mozilla Add-ons account.
