I tested manually every theme here to be sure it’s really good, so you will not be disappointed. Just go on and scroll through and choose one on these themes and browsing with Firefox will become even more enjoyable!

1. Charamel Firefox Theme

Really beautifully designed theme with light brown colors. This one definitely is my favorite #1, I am currently using it.

2. Daum Blue Firefox Theme

Really elegant and clean theme using light blue and grey colors. One of my favorites.

3. Mac OS X Leopard Style Firefox Theme

If you love Macintosh, but your browser is Firefox, you definitely will enjoy this Leopard OS type theme. This theme consists of dark grey and blue color scheme.

4. Qute Firefox Theme

Simple,light and clean firefox theme with clear, colorful icons.

5. iPox Firefox Theme

iPox is an easy on the eyes, white and blue theme for Firefox.

6. Camifox Firefox Theme

Lovely colors and eye-candy shiny rounded icons used in this theme.

7. PitchDark Firefox Theme

Cool blue colored minimalistic theme.

8. Anthem Firefox Theme

Carbon like dark theme really standing out from the crowd.

9. iAqua Firefox Theme

Colors are really light and good looking, perfect for people, who enjoy clean and professional themes.

10. Past Modern Firefox Theme

Interesting theme using subtle colors and icons – such theme would be prefered by people who spend long time using browser, because it’s really easy on eyes.

11. Heaven Cube Firefox Theme

This is a dark modern theme recommended for those with a correspondingly dark OS visual style.

12. ArzoFox Firefox Theme

Light blue theme using cool icons with reflections.

13. MyFirefox Firefox Theme

This theme perfectly simulates Internet Explorer 8. Good choice if you like IE design and features, but don’t quite like it as browser. Works perefectly with Windows 7.

14. Vista Areo Firefox Theme

Similar to MyFirefox theme this theme simulates IE 8 but with Vista Aero style.

15. NASA Night Launch Theme

If you like dark colors and dark background this theme definitely will suit your needs.

16. Office 2007 Black Firefox Theme

Cool greyscale theme using really elegant colors and icons.

17. Black Stratini Firefox Theme

One more theme for people who enjoy dark colors and cool bright icons.

18. MidnightFox

Dark theme using brightly colored buttons and colors.

19. Fox World Firefox Theme

Very light theme full with glossy and shiny blue icons and colors.

20. Kempelton Firefox Theme

One more light, clean theme with really interesting 3D loading bar.

Which one is your favorite? Let me and readers find out your pick!