Progressive Web Apps use modern web capabilities to deliver fast, native-app experiences with no app stores or downloads, and all the goodness of the web.

Demo:

https://tinyurls.ca/rpruK

http://swarife.com/Dcg

http://uploadseed.com/5Aa

https://www.mirrored.to/files/QTE1OQXL/progressivewebapps23.zip_links

https://www77.zippyshare.com/v/gMkKscIm/file.html