Addons » Web Development
Obtrusive JavaScript Checker, Added: September 22, 2008
Finds HTML elements with inline events and javascript: links
(Is now Inline Code Finder, an updated version with more options:
https://addons.mozilla.org/en-US/firefox/addon/9640
For Firebug:
https://addons.mozilla.org/en-US/firefox/addon/9641)
See also
FireXPath
July 15, 2010
FireXPath is a Firebug extension that adds a development tool to edit, inspect and generate XPath expressions.
Firediff
July 12, 2010
Track Changes in Firebug
TortoiseSVN Menu
July 06, 2010
Add TortoiseSVN commands to link context menus to allow easily browsing Subversion repositories. Must have TortoiseSVN already installed.
Firecookie
June 23, 2010
Firecookie is an extension for Firebug that makes possible to view and manage cookies in your browser
Library Detector
June 12, 2010
Detects what javascript libraries are being used on the current page and displays the result as icons with detailed tooltips in the statusbar.