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Thunderbird Suave Wide
The original Suave theme by aramaicus-1364593947.42 with WIDER image - 5120 pixels wide - to avoid black bars on wide screens - all credits to aramaicus for the original theme - this is just an adjustment to look good on wide screens.
Coral Tide
A modern light Thunderbird theme mixing a pastel navy blue and hot coral. I love this colour combination and I'd been looking for a nice theme that uses something similar and didn't find one so made it myself!
Cute Home
Cute Sky Dream Home Thunderbird Theme
Transform your Thunderbird with the "Cute Home" theme. Featuring a dreamy pastel sky and a whimsical floating house, this theme adds a touch of fantasy to your inbox.
Catppuccin Macchiatio Unofficial
Unofficial Catppuccin Macchiatio Theme based on the colour theme at https://catppuccin.com
Black Sand TH
This is a minimal skin with a nearly solid background and no visual distractions.
LSP Theme
Theme for LSP Users.
Added lightsaber at bottom for progress bar in version 1.2
Sky Tower
A tower in the dark blue sky, with a hint of clouds and dragons.
Hatsune Miku (Chrome replica) 4K+
Hatsune Miku, a character featured in vocal synthesis software developed by Crypton Future Media, is one of Japan's most popular manga idols.
Full White Classic
Full White Classic uses Thunderbird Light colors instead of OS colors.
rambley
i have made my last mozilla version of this to Thunderbird! :)
PS: the support website is supporting me by likeing videos and subscribing. :) pls do that ok?
Cloudy Sky
A calm theme in different shades of blue for those with their heads in the clouds.
Raspberry Garden
Sweet and fruity theme in crimson and green, not only for summer.
Muted Sage Gruvbox Light
Muted Sage Gruvbox light theme for Thunderbird.
Forked from Merlin's Muted Sage Gruvbox Dark theme, forked from calvinchd's gruvbox dark theme.
Uses Morhetz's Gruvbox colour scheme https://github.com/morhetz/gruvbox?tab=readme-ov-file
Autumn Blush
A warm theme of a wood changing its colors, in red, orange and khaki.
Greeny Lemon
A refreshing theme with a delicate citrus flavor in yellow and green.
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