Web development

by marwac6

16 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,073 reviews

1,737,560 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...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,559 reviews

2,279,646 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.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,059 reviews

1,112,614 users

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

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 379 reviews

257,180 users

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 270 reviews

315,070 users

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

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 938 reviews

395,734 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Web Developer by chrispederick

Rated 5 out of 5 stars 262 reviews

396,172 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 665 reviews

425,029 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

BetterPrivacy-signed by IKRG

Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...

Evernote Web Clipper by Evernote

Use the Evernote Web Clipper to save things you see on the web into your Evernote account.

Wappalyzer by Elbert Alias

Rated 4 out of 5 stars 99 reviews

80,287 users

Wappalyzer is a browser extension that identifies software on websites.

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

Rated 4 out of 5 stars 429 reviews

422,137 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.

YSlow by YSlow

Rated 3 out of 5 stars 221 reviews

59,928 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.

Firepicker by thedarkone2

Rated 5 out of 5 stars 58 reviews

11,725 users

Simple color picker plugin for Firebug.

Dummy Lipsum by Sogame

Rated 4 out of 5 stars 50 reviews

6,828 users

Generate "Lorem Ipsum" dummy text (from http://www.lipsum.com).
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