All of the Elixir code in this project has the following copyright and license:

Copyright 2018 Frank Hunleth

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

The C++ code currently has some remnants of qt-webengine-kiosk which is covered
by the LGPL-3.0. See
https://github.com/mobileoverlord/qt-webengine-kiosk/blob/master/doc/lgpl.html.

Additionally, please see the Qt WebEngine licensing at
https://doc.qt.io/Qt-5/qtwebengine-licensing.html. While this project does not
include the source code to Qt WebEngine, it is a necessary requirement for any
system running it.