Web design & development

by Rishabh Rao

19 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,831 reviews

18,643,215 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 998 reviews

1,198,901 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,586 reviews

2,009,623 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Stylish by Jason Barnabe

Rated 4 out of 5 stars 818 reviews

436,967 users

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 263 reviews

317,322 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

QuickJava by Doug G

Rated 5 out of 5 stars 203 reviews

251,675 users

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Web Developer by chrispederick

Rated 5 out of 5 stars 235 reviews

443,151 users

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

IE Tab V2 (Enhanced IE Tab) by ietab.net

Rated 4 out of 5 stars 435 reviews

465,981 users

Note: If you are encountering the Connecting... problem see instructions below.

The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 309 reviews

248,584 users

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

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 354 reviews

131,352 users

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

Lightshot (screenshot tool) by Serg at SkillBrains, Andrej at SkillBrains

Rated 5 out of 5 stars 187 reviews

48,155 users

Easy and convenient screenshot tool. Allows you to make screenshots of any selected area (video and flash too), edit and upload it to server.

YSlow by YSlow

Rated 3 out of 5 stars 217 reviews

75,463 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.

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 66 reviews

116,113 users

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Cache Status by Jason Purdy, Andy Portmen

Rated 4 out of 5 stars 119 reviews

16,760 users

Easy cache status & management from status...

FireQuery by BinaryAge, Jan Odvarko

Rated 4 out of 5 stars 55 reviews

22,703 users

Firebug plugin for jQuery development
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