Useful Firefox add-ons

FireBug
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.

WASP
Provides detailed information about the data being collected trough Query String and Cookies by web analytics solutions (called “tags”, “trackers” or “web bug”), ad networks, behavioral targeting and multivariate testing tools. Covers over 125 tools, including Google Analytics, Omniture SiteCatalyst, Coremetrics, WebTrends and several others.

HTML Validator
Validates HTML documents using the CSE HTML Validator engine for Windows. Requires CSE HTML Validator for Windows.

Screengrab
It will capture what you can see in the window, the entire page, just a selection, a particular frame… basically it saves web pages as images – either to a file, or to the clipboard.

MeasureIt
Draw out a ruler to get the pixel width and height of any elements on a webpage.

Links:

Edits:

  • 17/09/2009: Added MeasureIt.

Leave a Reply

Your email address will not be published. Required fields are marked *