Backgroundimage Saver is a quite simple extension that provides help for an annoying technique that can be found on more and more pages. That is to hide images behind a transparent gif to protect them against being saved...
Single-click access to common actions for images (e.g. saving, copying, printing). This extension is intended to provide a replacement for the equivalent toolbar in Internet Explorer.
Ti's eXtension v1.0...
Automatically save downloads to different directories when using "Save Link As..." or "Save Image as..."
(Formerly Local Install) The primary goal of this extension is to provide the tools needed to install and manage extensions and themes locally and tons of other features.
Note: With Toolkit 6.0 Auto Archiving is fully working in Firefox 2.0 and ...
This add-on replaces the standard download text of Firefox 3.* with some more detailed information. It displays the total download speed, the remaining size, the total number of files and the remaining time of your downloads (including DownThemAll!).