Android Add-ons

Parasol Totoro de potatoes

Totoro from Studio Ghibli

Seagulls Watching de Tracee

Reece's Mixed Dark de Reece

Dark theme with blue accents.

Breeze Solarized Light de rplasson

Simple theme based on Kde Breeze Light theme, with solarized colors.

n(d).white.fresh de Carlos Alberto Rojas De La Torre

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

Nu-grey-theme de cybrkyd

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

MMB TB Light-Gray-Green de hbckrmzila25

Light-gray table-view with green buttons and blue menues.
Colored icons for buttons (2.229) and menues (2.283).
Rounded buttons and toolbars.
Thunderbird image in upper right corner.

Cookie Monster de satasuke

i love Cookie Monster

Ice Age de Gambat

House Stark - Game of Thrones de ladynany

Estandarte del lobo huargo, de la Casa Stark en la saga y serie de HBO Game of thrones.

Hatsune Miku - Yuki II - Animated de BXPCFox

Hatsune Miku - Yuki II - Animated - Music - Vocaloid - Anime

One Piece - Luffy and Sunny de DamianWayne

One Piece by Eiichiiro Oda
Image by Feriowind @ Pixiv (http://www.pixiv.net/member.php?id=725334)

Little Mermaid Ariel de Neviathien

The Little Mermaid
Disney

The Penguins of Madagascar de albyx87

The Penguins of Madagascar

Mac OS X El Capitan de Rich Garbutt

A Mac OS X El Capitan colour scheme for firefox