This is the Melete tool of the Etudes, Inc. MyEtudes LMS.
This code was taken from the Etudes SVN from:
https://source.etudes.org/svn/apps/melete/trunk
as of revision 12768
This entire repository is open source.
This repository is licensed under the Apache License, Version 2.0, copyright various years by Etudes, Inc., as stated in the individual files.