This application works in Windows only. It mirrors the opened window to new window. It can be especially helpful while presenting on dual monitors.
This software is licensed under the Simplified BSD license.
However, it uses Java Native Access (JNA) [https://github.com/java-native-access/jna] library that is licensed under dual license - LGPL, version 2.1 or later, and (from version 4.0 onward) the Apache Software License, version 2.0.
You may obtain a copy of the LGPL License at: http://www.gnu.org/licenses/licenses.html
You may obtain a copy of the Apache License at: http://www.apache.org/licenses/