Extractor of image and movie metadata with exiftool backend.
See movie_publisher for more details.
The package code itself is BSD-licensed, but ExiftoolCpp library which it includes is distributed under the following license:
This is software is free for non-commercial use. Permission must be obtained for using this code in a commercial product, and a license fee may be required.
You should thus follow this requirement when using this plugin. You are free to use other EXIF-based plugins if you need something commercially-usable, like libexif or exiv2.