DevHeart’s Web Developer Firefox Add-ons
A collection of Firefox add-ons making web development and browsing more efficient.
Screengrab (Add to Firefox)
Saves webpages as images. Captures a window, an entire page, a user selection or a frame.
oldbar (Add to Firefox)
Makes the location (URL) bar look like Firefox 2.
Web Developer (Add to Firefox)
Collection of web development tools.
Firebug (Add to Firefox)
SearchStatus (Add to Firefox)
Display the Google PageRank, Alexa rank, Compete ranking and SEOmoz Linkscape mozRank anywhere in your browser, along with fast keyword density analyser, keyword/nofollow highlighting, backward/related links, Alexa info and more.
YSlow (Add to Firefox)
Analyzes web pages and why they’re slow based on Yahoo!’s rules for high performance.
ColorfulTabs (Add to Firefox)
Colors every tab in a different color and makes them easy to distinguish.
You can follow this collection via RSS Feed. For more information visit the Add-ons for Firefox website.