Welcome to Thunderbird Add-ons.

Add extra features and styles to make Thunderbird your own.

Close

On the go?

Check out our Mobile Add-ons site.

Close

Solid

Subscribe

Galizur Theme

A spellbound, vibrant dark thunderbird theme

Rated 4 out of 5 stars (1)
37 users
Added Nov. 30, 2022

Download Now

Nu-grey-theme

A simple grey theme for Thunderbird. A solid colour hex #ccc background which may help reduce eye-strain.

Rated 5 out of 5 stars (4)
1,290 users
Added Nov. 19, 2022

Download Now

Dark Gold

A dark black and gray theme with gold/orange accents. A port of my Dark Gold theme for Firefox, with some tweaks specifically for Thunderbird.

Rated 5 out of 5 stars (2)
533 users
Added Sept. 20, 2022

Download Now

Windows 11 Dark

The grey color from Windows 11 Dark (#202020)

It goes very well with BIB3 by Niivu (Windows 10/11 Theme).

Rated 5 out of 5 stars (1)
292 users
Added Aug. 15, 2022

Download Now

Dark/Black theme (works with 115.*)

A simple black and white dark theme based on Luminous Matter.

Rated 5 out of 5 stars (4)
520 users
Added July 11, 2022

Download Now

Neat Dark Theme - Pink

A Pink Neat Dark Theme for Thunderbird

Not yet rated
63 users
Added May 20, 2022

Download Now

Neat Dark Theme - Blue

A Blue Neat Dark Theme for Thunderbird

Rated 5 out of 5 stars (2)
412 users
Added May 20, 2022

Download Now

Orangine

Grey and orange theme

Not yet rated
6 users
Added May 10, 2022

Download Now

Dark Imagine Theme

Simple black theme by Imagine.

Not yet rated
8 users
Added Jan. 29, 2022

Download Now

BLVCKBRD

[ MINIMVL | DVRK | CLVSSIC ]

Black + Charcoal Foundation With Deep Crimson Accents.

Rated 5 out of 5 stars (4)
107 users
Added Jan. 16, 2022

Download Now

Green over solid black

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

Not yet rated
40 users
Added Jan. 3, 2022

Download Now

One Dark

One Dark theme for Thunderbird.

Rated 5 out of 5 stars (2)
206 users
Added Oct. 9, 2021

Download Now

Nina theme

Nina Theme for Thunderbird.

Rated 3 out of 5 stars (2)
125 users
Added Sept. 23, 2021

Download Now

Luminous Matter

A simple black and white dark theme.

Rated 5 out of 5 stars (1)
41 users
Added June 22, 2021

Download Now

Nord Dark

Inofficial Nord theme for Thunderbird

Rated 5 out of 5 stars (2)
831 users
Added May 21, 2021

Download Now

Dark + Pink

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

Not yet rated
18 users
Added April 13, 2021

Download Now

Dracula Theme for Thunderbird

Dracula theme for Thunderbird.

Rated 5 out of 5 stars (6)
1,653 users
Added Nov. 26, 2020

Download Now

Panda Fox (for birds!)

My Panda Fox theme, just for Thunderbird instead of Firefox

Rated 2 out of 5 stars (1)
8 users
Added Nov. 10, 2020

Download Now

n(d).white.fresh

A white fresh theme by neuro(drive).pro()

Rated 5 out of 5 stars (1)
42 users
Added Sept. 14, 2020

Download Now

n(d).dark.fresh

A dark fresh theme by neuro(drive).pro()

Rated 5 out of 5 stars (6)
117 users
Added Sept. 14, 2020

Download Now