Useful tools

by Fleuve Rouge

33 Add-ons in this Collection

Web Developer by chrispederick

Rated 5 out of 5 stars 249 reviews

538,877 users

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

InFormEnter by Mykola Onyshchuk

InFormEnter adds a small, clickable icon next to every input field in a web form, from where you can select the item to be inserted - no typing required.

RESTClient, a debugger for RESTful web services. by Chao ZHOU

Notice: some important features (XML indentation and load old saved requests) are missing in version 2.0.0, please update to version 2.0.1.

Please follow the link ("View other versions") below To install version 2.0.1.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 312 reviews

297,887 users

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

ReloadEvery by Jaap Haitsma

Rated 4 out of 5 stars 715 reviews

168,518 users

Reloads web pages every so many seconds or minutes. The function is accessible via the context menu (menu you get when you right click on a web page) or via tab context menu (right click on the tab)

ScrapBook by Gomita

Rated 4 out of 5 stars 876 reviews

161,923 users

Helps you to save Web pages and organize the collection.

Autofill Forms by Sebastian Tschan, Egor Zindy, others

Rated 3 out of 5 stars 412 reviews

67,968 users

Autofill Forms enables you to fill out web forms with one click.

FEBE by Chuck_Baker

Rated 4 out of 5 stars 664 reviews

115,553 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 125 reviews

137,060 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

Rainbow Color Tools by Heather Arthur

Rated 5 out of 5 stars 97 reviews

31,364 users

Color tools for web development.

Color picker and eyedropper + saving colors and trying out colors with drag and drop.

Dust-Me Selectors by brothercake

Rated 4 out of 5 stars 84 reviews

18,605 users

Dust-Me Selectors is development tool to remove unused CSS selectors.

Remove It Permanently by Jerome O'Flaherty

Rated 4 out of 5 stars 170 reviews

14,833 users

Permanently hide content from web pages using the Context Menu. Simply, click and "Remove it Permanently". Now includes previewing of items before removal, support for IFrame as well as lots of advanced features to make it easy for...

View Source Chart by Jennifer Madden

Rated 5 out of 5 stars 110 reviews

13,281 users

Inspect the DOM at lightning speed.

DragIt (formerly Drag de Go) by Dr. S.

Rated 3 out of 5 stars 176 reviews

8,601 users

THE Drag And Drop Extension.

CLEO by Chuck_Baker

Rated 4 out of 5 stars 46 reviews

7,225 users

CLEO (Compact Library Extension Organizer) is a Firefox extension that works with FEBE* to package any number of extensions/themes into a single, installable .xpi file.
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