Rated 4 out of 5 stars

Good extension, But it can not save full snapshots of web pages which wider than a FireFox window. It successfully saves all the vertical area of a page, include the hidden scrolling area at bottom, but it can't save the full horizontal area when there is a horizontal scrolling. All right area which wider than window width will be cropped. This is really problem for low-res displays like width 1024..1280 pixels.

This review is for a previous version of the add-on (