NWjs can running Chrome Apps directly (Without install in google chrome)
NWjsPortable allows you to carry a full-featured Chrome Apps Environment on your PortableApps.com-enabled device. With NWjs, all chrome apps can be portable (https://chrome.google.com/webstore/category/apps?utm_source=chrome-ntp-i...).
ProgramExecutable=nw.exe --user-data-dir %PAL:DataDir%
Installation Note:Unlike standard portable apps which are installed to X:\PortableApps\AppNamePortable, NWjsPortable is an add-on and is meant to be installed to X:\PortableApps\CommonFiles\NWjs.
License is GNU GPL
Would be great to see it on portableapps.com! I guess porting is not that hard, since it is open source software.
Software is available at