cadnano looks better in lower case
to run with a GUI from the command line :
cadnano
when in a python interpreter you can just:
import cadnano
And script your designs without a GUI
pip install cadnano
The code is dual licensed as GPLv3 and BSD-3 except the file: cadnano/gui/views/outlinerview/outlinertreewidget.py, which is GPL3 only because it fixes a bug in Qt5 using derived code.
This way, cadnano scripts that don't use the GUI can be released under GPLv3 or BSD-3 license.
The full license can be found in LICENSE