My Favorite Add-ons

by Alex

10 Add-ons in this Collection

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,160 reviews

858,476 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,109 reviews

1,291,676 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Web Developer by chrispederick

Rated 5 out of 5 stars 276 reviews

278,215 users

The Web Developer extension adds various web developer tools to the browser.

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 384 reviews

160,235 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,460 reviews

122,133 users

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

New Tab Homepage by Ben Basson

Rated 4 out of 5 stars 367 reviews

102,978 users

A very simple tabbed browsing extension that loads your homepage when you open a new tab. If you have multiple homepages, the first is chosen.

ShowIP by ShowIP Dev Team

Download Now

Experimental

Rated 3 out of 5 stars 278 reviews

23,024 users

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

QuickDrag by Stevie Smith

Download Now

Experimental

Rated 4 out of 5 stars 312 reviews

20,984 users

Extends the function of the drag-and-drop mouse gesture so that it can be used to load URLs, do a web search of selected text on a page, or save an image on a page. The successor to Super DragAndGo.

2nd Classic by SmartBright

Rated 5 out of 5 stars 46 reviews

3 users

Looks like some Mac application.
2nd Classic is Simple and Clean Theme for Thunderbird 2.

DragUrLink by GuoJing

Rated 4 out of 5 stars 18 reviews

1,507 users

DragUrLink is a Firefox extension for easily open a new link by drag and drop.

What are Collections?

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

Explore Collections

More by this User

See all collections by this user