Excelsior 4

by FujiSenseiSan

299 Add-ons in this Collection

Google Privacy by Herrminator

Rated 4 out of 5 stars 33 reviews

27 users

Make some popular websites respect your privacy settings.
Please see the known issues below!

Link Properties Plus by Infocatcher

Rated 5 out of 5 stars 17 reviews

15 users

Provides extended link properties: size of linked file, last modified time, etc.

CustomizeGoogle by CustomizeGoogle

Download Now

Experimental

Rated 4 out of 5 stars 370 reviews

0 users

CustomizeGoogle enhances Google by adding information and removing unwanted information.

Search Add-ons for Firefox by ki_ll

Rated 5 out of 5 stars 10 reviews

66 weekly downloads

Export All Certificates by simosx

Rated 2 out of 5 stars 3 reviews

2 users

Adds an option to export all root certificates.

always ".com" - Google.com (in English) by portuguesemike

Rated 4 out of 5 stars 65 reviews

65 weekly downloads

Tired of being redirected to a local Google site when you specifically want Google.com?

Use "Google dot com", not "dot something else". Use Google.com, in English, without being redirected to a country-specific Google site when you're not in the US.

Win8 by Paenglab

Rated 4 out of 5 stars 8 reviews

0 users

Windows 8 styles for TB

Amazing Media Browser by Phong Lu

Rated 3 out of 5 stars 21 reviews

0 users

A Multimedia Download Tool

wmlbrowser by Matthew Wilson

Rated 4 out of 5 stars 30 reviews

1 user

Simulate WAP browsing by viewing WML (Wireless Markup Language) pages.

ViewAbout by Gary Kwong

Rated 4 out of 5 stars 18 reviews

38 users

Enables access to various about: dialogs from the View menu.

URL Flipper by Kai Liu

Rated 4 out of 5 stars 38 reviews

5 users

Quickly and easily increment and decrement numbers and strings in URLs for navigating through URL sequences.

bosskey by mozine.cn

Rated 4 out of 5 stars 142 reviews

0 users

Add Boss Key, Minimize/Close to tray and memory auto cleaning to Firefox.

XHTML Mobile Profile by Gareth Hunt

Rated 4 out of 5 stars 12 reviews

0 users

Firefox does not natively support the mime-type application/vnd.wap.xhtml+xml. This is one of the possible mime-types for XHTML Mobile Profile. This addon adds support for this mime-type.

Hide Menubar by yuoo2k

Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.

Addons Quick Search by Infocatcher

Rated 5 out of 5 stars 12 reviews

4 users

Type first letters of add-on name to find them in the list or press Ctrl+↑/↓ to switch between add-ons categories.
Additionally remember and restore last selected item in each list.
  1. 1
  2. 4
  3. 5
  4. 6
  5. 7
  6. 8
  7. 9
  8. 10
  9. 20
Results 91105 of 299

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections