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Vioorange Warm
Warm, cozy, bright theme in violet and orange, ideal for winter or autumn.
Classic BB Colors
Calm and simple, bright theme in classic blue and beige colors.
Nord Hardt
An arctic, north-bluish dark, clean and elegant color scheme for Thunderbird 128+.
Pistachio Ocean
Light and fresh, calming theme in pistachio and bright blue colors - not only for medics.
Dark Shadows XT
Quite dark theme, based on shades of grey colors, with blue and green accents.
Dark Night Arcturus X
Quite dark theme, based on shades of grey colors with blue and orange elements. Also try my new theme - Dark Shadows XT.
MintGreen Dark Soft
This theme matches well with LinuxMint and Cinnamon Theme.
Use an add-on like Darko to darken the message body.
Originally written for Firefox.
Thanks to calvinchd at calch.themes.thunderbird.net for original Gruvbox Dark.
Tested up to v128.
New Year's Eve Theme
Celebrate New Year's Eve with this festive Thunderbird theme featuring fireworks and sparkling visuals.
Modern Theme
Seemless experience for Firefox & Thunderbird!
The Modern Theme aims for a lightweighted and eye-friendly design. Based on Dark Mode, it uses a contrasty combination of a unique blue-green-turquoise blend combined with sunset orange.
Blurple
Blurple: A calming blend of blue and purple.
Start blurpmaxxing today.
Modern Theme Green
Modern Theme Green thats easy for the eyes and ported from Firefox for a seemless web experience.
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/
Cat Collage
My cat Beeper can now delightfully viewed on Thunderbird.
Version 1.4 enhances the readability of text against my beautiful cat.
To create your own collections, you must have a Mozilla Add-ons account.
