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NoRedirect Requires Restart

NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.

Rated 4 out of 5 stars (95)
6 users

Mail Redirect Requires Restart

Allow to redirect (a.k.a. "remail") mail messages to other recipients.

Rated 4 out of 5 stars (144)
2,729 users

HttpFox Requires Restart

An HTTP analyzer addon for Firefox

Rated 4 out of 5 stars (217)
17 users

UnMHT

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

Rated 4 out of 5 stars (300)
37 users

Diccionario español México

Diccionario para México.

Rated 4 out of 5 stars (92)
8,942 users

Speed Dial Requires Restart

Direct access to your most visited websites

Rated 4 out of 5 stars (1,525)
19 users

Color Transform

Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.

Rated 4 out of 5 stars (25)
4 users

黑苹果驱动之家

黑苹果驱动之家---您身边的黑苹果电脑专家。

Rated 3 out of 5 stars (2)
875 weekly downloads

Yahoo! Search

Yahoo! Web Search

Rated 4 out of 5 stars (8)
857 weekly downloads

English (Australian) Dictionary

Australian English Dictionary for Mozilla applications.

Rated 4 out of 5 stars (126)
9,553 users

Remote XUL Manager

Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.

Rated 5 out of 5 stars (36)
14 users

DownThemAll! AntiContainer Requires Restart

Make the resources behind container pages easily downloadable by DownThemAll!

Rated 5 out of 5 stars (40)
31 users

Anonymous Search Engine: unbubble.eu

Search the web with Unubble. More than 30 different sources at a time. Find websites, news articles, products, images and more. Full support of Firefox search box: including secure autocomplete. Private search engine: all HTTPS, no tracking. Try now!

Rated 4 out of 5 stars (16)
781 weekly downloads

Greek spellchecking dictionary

Greek spellchecking dictionary Mozilla (Firefox- Thunderbird- Seamonkey)

Rated 4 out of 5 stars (84)
8,569 users

Google Default

default google search with firefox

Rated 4 out of 5 stars (70)
775 weekly downloads

European Portuguese Spellchecker

European Portuguese (pt-PT) Dictionary

Rated 4 out of 5 stars (95)
9,888 users

FireTray Requires Restart

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Rated 4 out of 5 stars (291)
991 users

Torrent Tornado Requires Restart

A Torrent Client for Firefox and SeaMonkey, runs everywhere, created in pure JavaScript without binary software!

Rated 4 out of 5 stars (140)
41 users

Menu Wizard Requires Restart

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (251)
295 users

Cookie Importer Requires Restart

Imports cookies from a textfile.
Reads Netscape standard cookies.txt files as exported by IE and others.
Very useful in combination with the Cookie Exporter add-on.

Rated 4 out of 5 stars (46)
1 user