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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.

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0 users
Added June 19, 2024

Endeavour_Purple

My Theme

Not yet rated
10 users
Added May 20, 2024

Dark Shadows XT

Dark Shadows XT theme for Thunderbird by Nyquisteroux. Quite dark theme, based on shades of grey colors and optimized for enlarged Thunderbird interface - to see best results, set Density: Relaxed and Font Size: 15px in Thunderbird Options.

Rated 4 out of 5 stars (3)
30 users
Added May 12, 2024

3DTriangles

A Mozilla Thunderbird theme with 3D Objets and transparent design

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2 users
Added April 25, 2024

Arc Theme for Thunderbird

Another Thunderbird theme inspired by the Arc theme.

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40 users
Added April 20, 2024

Goupilmtos-2024

thèmes Goupilmt OS 2024 for thunderbird.

Rated 5 out of 5 stars (1)
32 users
Added March 19, 2024

Dark Space Thème 9MKR

Dark Space Thème 9MKR est un thème de couleur sombre avec une image de l'espace.

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15 users
Added March 1, 2024

Mail Delivery 4K (2023)

Mail Delivery 4K (2023) theme for Thunderbird 100+ and 4K monitors.

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46 users
Added Feb. 28, 2024

Mail Delivery 4K (2018)

Mail Delivery 4K (2018) theme for Thunderbird 100+ and 4K monitors.

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8 users
Added Feb. 28, 2024

Mail Delivery 4K (Red)

Mail Delivery 4K (Red) theme for Thunderbird 100+ and 4K monitors.

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28 users
Added Feb. 28, 2024

Mail Delivery 4K (Grey)

Mail Delivery 4K (Grey) theme for Thunderbird 100+ and 4K monitors.

Rated 5 out of 5 stars (1)
21 users
Added Feb. 28, 2024

Mail Delivery 4K (2009 Alt)

Mail Delivery 4K (2009 Alt) theme for Thunderbird 100+ and 4K monitors.

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8 users
Added Feb. 28, 2024

Mail Delivery 4K (2009)

Mail Delivery 4K (2009) theme for Thunderbird 100+ and 4K monitors.

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1 user
Added Feb. 28, 2024

Mail Delivery 4K (2004)

Mail Delivery 4K (2004) theme for Thunderbird 100+ and 4K monitors.

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14 users
Added Feb. 28, 2024

KDE Breeze Dark - Mountains

A theme to fit KDE Breeze Dark, with automatic color selection, and using the new Mountains wallpaper

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26 users
Added Feb. 9, 2024

Everforest Theme

Everforest color scheme theme for Thunderbird

Rated 5 out of 5 stars (2)
20 users
Added Jan. 3, 2024

Polish blue 1.0

Motyw by QLIN

Not yet rated
3 users
Added Dec. 15, 2023

Polski błękit

Motyw by QLIN

Not yet rated
7 users
Added Dec. 15, 2023

Friul

Theme with the official Friulian Flag.

Not yet rated
2 users
Added Sept. 24, 2023

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.

Rated 5 out of 5 stars (1)
30 users
Added Sept. 19, 2023