ExifTool by Phil Harvey

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Short Description (click listing title for long description)
A command-line application and Perl library for
reading and writing EXIF, GPS, IPTC, XMP, makernotes and other meta information
in image, audio and video files. For Windows, MacOS, and Unix systems.

A command-line application and Perl library for
reading and writing EXIF, GPS, IPTC, XMP, makernotes and other meta information
in image, audio and video files. For Windows, MacOS, and Unix systems.