This is an Exif Viewer, mainly for jpeg photos taken with a digital camera. It is an update of the "Exif Browser" plugin from the old registry. It requires a recent version of libexif (tested with 0.6.16).
Instructions for Linux:
You need to have gimp already installed on your system. After downloading the file exif-browser.tar.gz, do the following steps.
The next time you run gimp, you should see an entry "View Exif" in the File menu.