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Dark + Pink

I made it with Firefox color and just added stuff to the manifest to make it valid.

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27 users

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Dark theme for Firefox

A dark Firefox theme for your web browser. It's simple and coherent.

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79 users

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irasutoya01

Thunderbird 78 以降用に使えるテーマを練習用に作ってみました。
Very simple theme, which uses only public domain illustrations.

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64 users

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Nord Dark

Inofficial Nord theme for Thunderbird

Rated 5 out of 5 stars (2)
782 users

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Luminous Matter

A simple black and white dark theme.

Rated 5 out of 5 stars (1)
32 users

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Alpenglow

The legendary 'Firefox Alpenglow' theme now available for Thunderbird.

Rated 5 out of 5 stars (5)
131 users

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Verdurous Darker

A dark, forest theme.

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26 users

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Theme by Chris and Friends

Theme was made for everybody to have something different.

Rated 5 out of 5 stars (1)
191 users

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Phuong Nam Cons

Light theme with some gradients.
Phuong Nam Cons

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8 users

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Neopolian's purple and blue blur

A dark theme with a pleasent tab bar background image

Rated 2 out of 5 stars (3)
35 users

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Nina theme

Nina Theme for Thunderbird.

Rated 3 out of 5 stars (2)
108 users

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One Dark

One Dark theme for Thunderbird.

Rated 5 out of 5 stars (1)
216 users

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Autumn Wheat Theme

A warm theme perfect for fall with wheat and complementary orange-yellow-brown colour scheme.

Rated 3 out of 5 stars (1)
8 users

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Tristana Theme (League of Legends)

1920x1080

Rated 5 out of 5 stars (1)
16 users

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Nord Theme

An adaptation of the Nord Theme for Thunderbird.

Rated 5 out of 5 stars (1)
350 users

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Green over solid black

A simple green over black solid theme. Based on Luminous Matter theme.

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53 users

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BLVCKBRD

[ MINIMVL | DVRK | CLVSSIC ]

Black + Charcoal Foundation With Deep Crimson Accents.

Rated 5 out of 5 stars (4)
101 users

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Dark Imagine Theme

Simple black theme by Imagine.

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10 users

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HEKISU1

HEKISU1, BY: HEKISU1, Thamyris, Thamyris71.

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2 users

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Tiger eyes turquoise (dark theme)

A dark theme of a gray toned tiger with turquoise eyes.

This is a modified version of the theme "tiger eyes light blue" from AmSumz.

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54 users

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