ExifTool Tag Names The tables listed below give the names of all tags recognized by ExifTool. They contain a total of 27895 tags, with 17462 unique tag names. Tag ID, Index# or Sequence is given in the first column of each table. A Tag ID is the computer-readable equivalent of a tag name, and is the identifier that is actually stored in the file. Index# refers to the offset of a value when found a