JP2 (JPEG 2000 Part 1) validator and properties extractor. Jpylyzer was specifically created to check that a JP2 file really conforms to the format's specifications. Additionally jpylyzer extracts technical characteristics of a JP2 image.
See also: 
Successor to Jp2StructCheck.
Failed to load RSS feed from https://github.com/openplanets/jpylyzer/commits/master.atom: Error fetching URL: error:1407742E:SSL routines:SSL23_GET_SERVER_HELLO:tlsv1 alert protocol version