Dracula theme for Thunderbird.
Ghost Rider theme for Thunderbird by Nyquisteroux.
This is a very dark theme, based on black and grey colors with some blue and orange elements.
Dark Night theme for Thunderbird by Nyquisteroux.
This is a very dark theme, based on black and grey colors with blue elements.
My Panda Fox theme, just for Thunderbird instead of Firefox
Breeze (Plasma 5) + logo of Arch Linux
Chocolate brown colored theme with a detail from an Illustration by Henry Holiday to Lewis Carroll's "The Hunting of the Snark"
Simple red theme with DDO logo
A white fresh theme by neuro(drive).pro()
A dark fresh theme by neuro(drive).pro()
Borussia Dortmund update thunderbird 78 - congrats TheM2K
A dark blue theme that compliments niivu's ARC X Windows 10 Theme from deviantart.
ein sehr gelbes Thema für Thunderbird
Theme Designed by Shop Khoi Nghiep
Gruvbox dark theme for Thunderbird. Originally written for Firefox. https://github.com/morhetz/gruvbox
A Thunderbird version of the popular Fireglobe theme for Firefox.
SSC Napoli by Rivetti.
A thorough theme, deep blue and nice grey, reminds of older chrome and Firefox look, easy on the eyes. This is a beautiful, nice theme, also available for Firefox.
A thorough red/dark gaming theme, no distractions, strong red details and a red indicated current tab to never be confused and always remain focused.
Image de pierres sur fond vert avec écritures vertes
Numix background with some blue accents, optimized for use with dark OS themes