Extensions by Name


The Web Genome Project

The Web Genome Project, powered by VortexDNA, is a Firefox addon that helps map the DNA of the web. Using the Web Genome Project addon allows you to search for pages in the Web Genome Project and sort them by relevance to you.

Rated 5 out of 5 stars (10)
2 users

The Wireless Registry - Wireless Around Me No Restart

Wireless Around Me - View wireless signals around you and content associated with them. Crowd-source your own content and contribute information that others can benefit from all around you. Check out www.wirelessregisty.com.

Not yet rated
59 users

The Y Button No Restart

The Y Button shows the price history of Amazon products. Just go to an Amazon product detail page and click on the Y Button.

Not yet rated
4 users

theCHIVE No Restart

Funny Photos and Funny Videos – Keep Calm and ...

Not yet rated
32 users

TheEBTeam Notifier No Restart

Monitors the status of TheEBTeam members streams.

Not yet rated
9 users

TheFactBook No Restart

Add Facts to your TFB Instance easily

Not yet rated
3 users

TheFreeDictionary.com Lookup

Adds context menuitem to enable lookup of selected word on www.thefreedictionary.com.

Rated 4 out of 5 stars (4)
876 users

TheLab Forum Menu

Navigate The Lab...

Not yet rated
1 user

Theme Font & Size Changer No Restart Featured

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Rated 5 out of 5 stars (145)
86,916 users

Theme Test No Restart

Theme testing helper

Rated 3 out of 5 stars (5)
396 users

Themed Button for Linux

Themes the firefox button in Linux to match the look in windows.

Rated 5 out of 5 stars (11)
569 users

Themes Menu

Adds Themes menu to the Tools and Titlebar menus. Includes toolbar icon.

Rated 4 out of 5 stars (14)
18,024 users


ThemesLtd is a must have FireFox add on for all social networkers and bloggers. It allows you to add beautiful themes to your Tumblr Dashboard.

Rated 5 out of 5 stars (2)
702 users


Change persona/light themes (and color or image backgrounds for the new tab page) using right-click context menus. Light themes may be switched or added or previewed without restarting Firefox. Change columns, rows, and new tab page thumbnails.

Not yet rated
304 users


Get URL information: expand short URLs, get title and content type information without visiting the site.

UPDATE, AUG 2013: THIS EXTENSION IS NO LONGER SUPPORTED. The source is open - if you wish to take on the development, you're welcome.

Rated 3 out of 5 stars (7)
468 users

TheResponsiveCV No Restart

Create professional responsive print friendly CV's in minutes, free with our simple editor powered with instant preview
Every interview matters during job search...we help you make awesome first impression
Visit https://theresponsivecv.com

Rated 5 out of 5 stars (1)
6 users

Thesaurus: Synonyms and Antonyms

Makes finding synonyms and antonyms a snap! Integrates with web applications.

Rated 2 out of 5 stars (2)
786 users

theWebMind Generator

theWebMind Generator is a complement that allows the developer use the theWebMind engine for generate SQL code and PHP Class.

Not yet rated
6 users

Thin Bookmarks No Restart

Provides you with the ability to customize the bookmarks bar, for example the height, if certain elements should be displayed or not and more.

Rated 5 out of 5 stars (6)
1,067 users

Thin Tabs No Restart

Extremely thin tabs optimized for the squared variants of Classic Theme Restorer.

I fear it will look awful with the default Australis tabs, so be warned.

With version 1.1 an option dialog with various customization options has been added.

Rated 4 out of 5 stars (9)
873 users