developer web

by Intrudere

17 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 4 out of 5 stars 2,082 reviews

1,558,203 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 1,082 reviews

996,987 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 79 reviews

162,676 users

Manage any SQLite database on your computer.

Wappalyzer by Elbert Alias

Rated 4 out of 5 stars 112 reviews

70,729 users

Wappalyzer is a browser extension that identifies software on websites.

UnMHT by arai_a

Rated 4 out of 5 stars 236 reviews

90,533 users

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.

YSlow by YSlow

Rated 3 out of 5 stars 221 reviews

49,477 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.

Firefinder for Firebug by Robert Nyman

Rated 3 out of 5 stars 28 reviews

14,536 users

Finds HTML elements matching chosen CSS selector(s) or XPath expression

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 72 reviews

86,990 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.

CodeBurner for Firebug by SitePoint

Rated 3 out of 5 stars 35 reviews

17,280 users

CodeBurner is a Firefox add-on that integrates with Firebug, to extend it with reference material for HTML and CSS.

FireQuery by BinaryAge, Jan Odvarko

Rated 4 out of 5 stars 55 reviews

14,033 users

Firebug plugin for jQuery development

Uppity by Anthony Lieuallen

Rated 5 out of 5 stars 47 reviews

4,479 users

Navigate up one level (directory). It will remove an in-page anchor, the querystring, the file, and the last directory in that order, whichever is first found...

Open IT Online by Denis Remondini

Rated 4 out of 5 stars 45 reviews

2,240 users

Open IT Online allows you to open documents and images online without the need of any software to be installed. It supports Google Docs, Zoho, View Docs Online, Vuzit to edit/view documents and Snipshot, Pixlr, Sumo Paint, etc. to edit/view images.

Ubiquity by matyr

Download Now

Experimental

Rated 5 out of 5 stars 116 reviews

864 users

An extension that allows for the use of dynamic commands in Firefox.

Power Twitter by Narendra Rocherolle, Nick Wilder

Rated 4 out of 5 stars 166 reviews

1,766 users

Makes Twitter Better!

Library Detector by pbakaus

Rated 4 out of 5 stars 26 reviews

687 users

Detects what javascript libraries are being used on the current page and displays the result as icons with detailed tooltips in the statusbar.
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