casey webdev

by casey justus

14 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,249 reviews

579,921 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...

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,228 reviews

856,182 users

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

Web Developer by chrispederick

Rated 5 out of 5 stars 284 reviews

291,028 users

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

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 387 reviews

169,086 users

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

Selenium IDE Button by Alejandro Brizuela

Rated 5 out of 5 stars 10 reviews

29,407 users

Just one simple toolbar button to open Selenium IDE. You need to have installed Selenium IDE: http://seleniumhq.org/projects/ide/

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 343 reviews

90,982 users

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

JSONView by Ben Hollis

Rated 5 out of 5 stars 179 reviews

80,633 users

View JSON documents in the browser.

YSlow by YSlow

Rated 3 out of 5 stars 210 reviews

35,225 users

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
http://yslow.org is the official open source website.

Screengrab by Andy M

Rated 4 out of 5 stars 575 reviews

10,953 users

Screengrab! saves webpages as images... but not for new versions of Firefox.

FF changes too fast and I don't have the time to maintain it anymore. Bugs have developed that I am not in a position to investigate.

Therefore, Screengrab is EOL.

Pixel Perfect by Mike Buckley, Lorne Markham, others

Rated 4 out of 5 stars 102 reviews

6,042 users

Pixel Perfect is a Firefox extension that allows web developers and designers to easily overlay a web composition with semi-transparent layers (images). These layers can be consequently used for per pixel comparison between the page and a layer.

FireQuery by BinaryAge, Jan Odvarko

Rated 4 out of 5 stars 54 reviews

8,903 users

Firebug plugin for jQuery development

QuickProxy by Ozzie-

Rated 5 out of 5 stars 202 reviews

10,053 users

Statusbar button to turn the proxy on and off with a single click.

Firecookie by Jan Odvarko

Rated 4 out of 5 stars 57 reviews

824 users

Firecookie is an extension for Firebug that makes possible to view and manage cookies in your browser

Firecookie is part of Firebug since Firebug 1.10

FireRainbow by BinaryAge, Jan Odvarko

Rated 4 out of 5 stars 42 reviews

1,508 users

Javascript syntax highlighting for Firebug

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