Дополнения

DownThemAll! от Nils Maier, Federico Parodi, другие

The first and only download manager/accelerator built inside Firefox!

FlashGot Mass Downloader от Giorgio Maone

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Live HTTP Headers от Daniel Savard, Nikolas Co

View HTTP headers of a page and while browsing.

Update Notifier от Todd Long

Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.

Notifies you when updates are available for your extensions and themes.

Примечание подборщика update Notifier