imagetwist Publisher's description
from Fred Wenzel
Rotate images, via right-click menu or automatically according to EXIF data.
The imagetwist add-on allows you to rotate any image through its context menu: Right-click -> Rotate image -> Clockwise / Counterclockwise / 180 degrees.
On single-image pages (like the right-click -> "view image" page), images will automatically be rotated based on their EXIF data.
System Requirements:Firefox 19.0 and later
Program Release Status: Minor Update
Program Install Support: Install and Uninstall