Browse 375 Websites Firefox add-ons available from Firefox Add-ons Store. Open any listing to compare its publisher, audience, ratings, permissions, reviews, and historical ranking data. This category overview is refreshed as new store data becomes available.
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375 results. Page 1 of 15.
Theme inspired by the 2021 version of Bugcrowd.
Its official banner is included.
5,756
4.88 
(8)
(8)
Full black theme. I built this for myself because I love black but feel free to install this theme for yourself.
2,958
4.75 (16)
(16)
Geek Nation. New vers. 6. Compatible with all video resolutions up to 3440px.
Circuits, motherboard green, blue and yellow color. Basic color scheme. The background has been refreshed!!!
2,370
4.74 (86)
(86)
A theme based on "Ayu Dark" theme for editors and terminals using Firefox Developer logo
2,185
4.78 (230)
(230)
Theme for YouTube Dark Mode
1,203
4.64 (39)
(39)
This makes your firefox look like a hacker. NOW WITH BLACK HOMEPAGE!!!
1,003
4.64 (70)
(70)
Hello, I was feeling nostalgic about Netscape's Navigator theme. So this is my submission for you to enjoy.
However, I wanted something simple without the logo
881
4.88 (68)
(68)
I have made this little persona inspired by mac OSX lion background
767
4.73 (206)
(206)
Simple glossy blue darkmode theme, kinda skeuomorphic but OLED friendly.
Props to megakarlach for the glossy texture. https://addons.mozilla.org/en-US/firefox/addon/aurora-green-black/
704
4.70 (30)
(30)
I am free.
603
4.57 (357)
(357)
561
4.23 (13)
(13)
OLD THEME "GAMING", AN EVOLUTION.
High resolution image up to 3440 pixels.
Full dark theme with shades of black and gray
500
4.67 (6)
(6)
Theme inspired by one of the previous versions of YouTube.
Its official banner is included.
480
4.60 (5)
(5)
Tema oscuro para tu Firefox :)
469
4.67 (6)
(6)
A blue theme inspired by Steam.
Some green areas might remind the user of the Steam community market.
469
4.89 (9)
(9)
yandex
421
3.71 (24)
(24)
Firefox Theme to fit Tradingviews Darkmode!
421
4.73 (15)
(15)
A variation of the theme "Ayu Dark" using it's colors based to create a new theme.
391
4.76 (38)
(38)
381
4.70 (44)
(44)
No facemask is strong enough to protect you from catching the pathowogen.
333
5.00 (10)
(10)
Classic gray theme for firefox
318
4.79 (14)
(14)
281
4.33 (21)
(21)
Safari color
279
5.00 (11)
(11)
240
4.81 (70)
(70)
StupidFox Persona for FireFox.
Designed by Zeek Genateer (Mark McGuire). Art by Emily Chan www.eychan.org . Join the StupidFox facebook group!
239
4.67 (27)
(27)375 results. Page 1 of 15.