Work · alternatives · 2026

24 alternatives to Zenfox — Solarized Dark/Light for Firefox

Firefox has never looked this good.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Zenfox — Solarized Dark/Light for Firefox launched in 2018; newer entries below may have overtaken it.

1. 1
   f.lux▲1,353

   Adjusts your computer's display to adapt to the time of day

   2014 · justgetflux.com · its alternatives →

2. 2
   Firefox Quantum▲1,210

   The newest, fastest version of Firefox yet. 🔥🦊

   2017 · mozilla.org · its alternatives →

3. 3
   Firefox UI Fix▲80

   Change back to the previous Firefox tab style

   2021 · github.com · its alternatives →

4. 4
   Dark Reader▲299

   Dark theme for every website, care for your eyes

   2018 · its alternatives →

5. 5
   Simplexity Blog▲109

   An elegant blog theme built with Astro, Tailwind CSS & MDX

   2023 · lexingtonthemes.com · its alternatives →

6. 6
   Themefy▲198

   Transform your browser tabs with stunning & interactive art

   2024 · chromewebstore.google.com · its alternatives →

7. 7
   Squirrelsong▲92

   Light & dark themes for web developers

   2023 · sapegin.me · its alternatives →

8. 8
   Darkness▲269

   Dark themes for Google, Facebook and more

   2016 · its alternatives →

9. 9
   Darkness v2▲219

   Beautiful dark themes for your favorite websites

   2018 · its alternatives →

10. 10
    Midnight Lizard▲124

    Clever night mode for all websites

    2017 · its alternatives →

11. 11
    Picture Paint▲68

    Dynamic Firefox theme using the Nat Geo Photo of the Day

    2018 · its alternatives →

12. 12
    Firefox Developer Edition▲139

    Built for those who build the Web

    2014 · its alternatives →

13. 13FA
    Firebuilder: A complete Firefox customization tool▲143

    Hi HN! I've been working lately on unifying firefox configuration. Many people work on creating custom `userChrome.css` files and modules, browser user scripts, etc, but it's hard to actually use these a lot of the time. It usually involves cloning a repo, finding a folder and lots of copy paste. My tool (firebuilder) has an interactive CLI to select what to apply, (e.g. firefox hardening, custom CSS, etc) then creates a brand new profile folder for you. You can also seamlessly port from an existing profile folder to preserve all of your history, bookmarks, extensions, etc. For those more…

    2024 · github.com · its alternatives →

14. 14
    Shade View▲155

    Auto-dark mode for all websites

    2024 · apps.apple.com · its alternatives →

15. 15
    Color Tailor▲4

    Dynamic Firefox theme using each website's "primary" color

    2018 · its alternatives →

16. 16
    RatherNice▲239

    Brighten up your day, from your browser.

    2016 · its alternatives →

17. 17
    Radix Themes▲246

    A beautiful component library for building React apps faster

    2023 · radix-ui.com · its alternatives →

18. 18
    Zendesk Dark Mode Theme▲7

    Take care of your eyes with dark theme for Zendesk.

    2019 · its alternatives →

19. 19
    Brightlight▲132

    A clean multipage theme made with Astro, Tailwind CSS & MDX

    2023 · lexingtonthemes.com · its alternatives →

20. 20
    ProFolioX▲104

    A cool personal theme built with Astro, Tailwind CSS & MDX

    2023 · lexingtonthemes.com · its alternatives →

21. 21
    Motion on Firefox▲133

    Best time and attention manager, now available on Firefox

    2021 · its alternatives →

22. 22
    FocusFox▲84

    A simple and smart online markdown editor 🦊

    2020 · its alternatives →

23. 23
    FireFox95 a 9x UserChrome.css▲9

    A Win95 themed userChrome.css for Firefox

    2024 · codeberg.org · its alternatives →

24. 24
    Night Viewer▲93

    Enable dark mode for View Page Source (Chrome/Firefox/Edge)

    2020 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →