Web Developement Toolkits Collection

by 寧瀞

51 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,090 reviews

1,499,001 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...

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 277 reviews

235,613 users

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

Stylish by userstyles.org

Rated 4 out of 5 stars 842 reviews

341,217 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.

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 393 reviews

207,242 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.

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 943 reviews

336,484 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 269 reviews

322,126 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 668 reviews

359,081 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...

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.

HackBar by Johan Adriaans, Pedro Laguna

Rated 4 out of 5 stars 50 reviews

25,694 users

Simple security audit / Penetration test tool.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 362 reviews

103,851 users

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

JS Print Setup by mitkola, angel.baev

Rated 5 out of 5 stars 32 reviews

63,597 users

Client side Javascript printer settings.
This extension implements print setup from CS Javascript, similar of MeadCo's ScriptX ActiveX control for Internet Explorer.

NoRedirect by Kai Liu

Rated 4 out of 5 stars 54 reviews

12,926 users

NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.

CacheViewer by benki

Rated 4 out of 5 stars 220 reviews

50,631 users

This extenion is GUI Front-end of "about:cache"...

Html Validator by Marc Gueury

Rated 4 out of 5 stars 218 reviews

33,270 users

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Online HTML 5 validation, you need 0.962
http://users.skynet.be/mgueury/mozilla

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 89 reviews

189,017 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
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