Browse 375 Solid 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.
A clean dark theme with a slightly textured header.
5,621
4.18 
(11)
(11)
Theme: Monochrome Jade Green
Accents: White
Text: White
921
5.00 (2)
(2)
Soft creams, pinks, and browns with a blue background reminiscent of a Neapolitan scoop on a sunny summer day. Inactive tabs change to a grassy green for better tab management. Enjoy!
674
4.89 (9)
(9)
Its one of those blueprints you see everywhere!
Firefox custom theme, looks better with vertical tabs.
593
4.50 (6)
(6)
Minimalist cherry pink theme, based on variations of the color Deep Cerise (#DA3287)
547
4.80 (5)
(5)
Just a simple and modern Firefox Theme with Polygons
36
4.00 (1)
(1)
Minimalist ; composed by #000000 true black.
Very light (less than 8 Ko) and suitable for all monitor sizes.
19,948
4.89 (178)
(178)
A modern dark / Matte Black theme with a red accent color.
Click my name for more accents (request if not available).
19,006
4.81 (1,230)
(1,230)
a forest green theme for your wonderful amazing great fantastic firefox
10,027
4.69 (16)
(16)
The best dark Firefox theme for your web browser. It's simple and coherent.
8,855
4.58 (138)
(138)
Purple and orange. Royal theme.
8,318
4.73 (26)
(26)
Really nice dark theme
8,310
4.63 (48)
(48)
Arc Dark theme for Firefox
7,230
4.80 (817)
(817)
A modern dark / Matte Black theme without an outline for the active tab.
Click my name for more accents.
6,461
4.80 (169)
(169)
A dark purple theme.
6,313
4.90 (161)
(161)
My first light mode theme, very inspired in glacial-looking landscapes and aesthetics, hope y'all like it.
6,123
4.30 (10)
(10)
browser theme with green and purple bright pastels. made with firefox color.
5,680
4.09 (11)
(11)
Official Dracula theme for firefox.
5,610
4.80 (279)
(279)
Dark Metall 1717
5,312
4.61 (18)
(18)
Need to focus on a page without being distracted by a very bright theme? Then this is the theme for you!
This theme was inspired by YouTubes dark mode color scheme. It is intended to compliment the many and various sites that support dark mode.
4,854
4.55 (11)
(11)
Deep Purple with gold text to highlight current tab, all other texts in icy blue for ease of locating tabs and viewing with low contrast screens
4,383
4.86 (28)
(28)
Un tema diseñado para Firefox, a partir del tema de Visual Studio Code, Synthwave '84 de Robb Owen.
4,379
4.73 (56)
(56)
A subtle gradient of colors lighten up your browsing environment and keep you going. If your tired of mundane and drab, this is the persona for you.
4,281
4.74 (289)
(289)
My second persona. A beautiful blue gradient that will surely be a mainstay on your firefox main GUI.
4,004
4.64 (118)
(118)
The best black theme for Firefox that protect your eyes late at night.
3,444
4.81 (109)
(109)375 results. Page 1 of 15.