There are hundreds of best firefox extensions and addons lists on the web. Now you can download Firefox addon collections categorized as per your needs and get the best extensions all in one go.
Check out the Firefox Addons Collections and see what suits your style. View all popular collections and you find web Developer toolbox sitting on top. If you browse to this collection, you see 12 addons. But you need to add each extensions individually, though I expected people should be able to add all Firefox extensions in a collection in one click.
Now here is real good part – install the Mozilla Firefox Add-on Collector and discover more of the best add-ons and organize your favorites in easy-to-manage collections. Subscribe to an Add-on Collection and get notification when it grows. Easily share Add-ons and announce new Add-on Collections by Auto Publisher. Sync devices and keep all your browsers stocked with your latest collection.