As a result of the popular demand for these two Firefox extensions on my 10+ Firefx Extensions for Developers and Bloggers, I have gone ahead and added these two extensions to that list.

FireBug - Edit, debug, and monitor CSS, HTML, and JavaScript live in any web page.
Web Developer Toolbar - Adds a menu and a [...]

Firefox’s variety of useful extensions makes it the browser of choice for many website developers and blog operators. I’ve used Firefox for close to five years now and I’ve utilized a number of extremely helpful third party plug-ins and extensions to simplify development and website operation.
Today I’m going to run down my list of the [...]