Add-ons
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Modern Theme Green
Modern Theme Green thats easy for the eyes and ported from Firefox for a seemless web experience.
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.
Dark Shadows XT
Quite dark theme, based on shades of grey colors, with blue and green accents.
3DTriangles
A Mozilla Thunderbird theme with 3D Objets and transparent design
Abstract Theme Carole Pepper
An abstract Firefox theme of the charactor Carole Pepper of Honkai Impact 3rd. Inspired by the color of the character's default skin, including the character's skin tone and clothing color. The copyright owner of the charactor Carole is Mihoyo.
Dark electric violet
Dark and violet theme for Thunderbird by Stonymontana
Valorant Red
A Thunderbird theme version with custom 'Valorant'-red CSS
Rose Pine Dawn
A theme based on the Rose Pine Dawn color scheme (https://rosepinetheme.com/)
Muted Sage Gruvbox Dark
Muted Sage Gruvbox dark theme for Thunderbird.
Forked from calvinchd's gruvbox dark theme.
Solarized light Theme ternoc
Solarized theme created by ternoc, based on Ethan Schoonover palette.
Tokyo Night
A nice dark theme for Thunderbird based on Enkia's Tokyo Night theme for VIsual Studio Code.
Clean and Professional
Clean and polished theme for Thunderbird and Firefox.
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