Develop&HostingTools

by DecaY

8 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,905 reviews

2,006,048 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 252 reviews

449,334 users

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

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 314 reviews

248,022 users

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

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 358 reviews

130,438 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

Firepicker by thedarkone2

Rated 5 out of 5 stars 56 reviews

14,279 users

Simple color picker plugin for Firebug.

Change Hosts by Marco Pelegrini

Rated 4 out of 5 stars 21 reviews

3,197 users

The ultimate "Hosts File" editor for Mozilla Firefox!
Change Hosts is a complete Hosts File editor, commonly used by developers to force a domain name resolution to a specific IP.

Header Spy by IronNem

Rated 4 out of 5 stars 19 reviews

5,163 users

Shows HTTP headers on statusbar.

Firediff by kpdecker

Rated 4 out of 5 stars 16 reviews

10,387 users

Track Changes in Firebug

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