You don't have to be native although it looks like Chrome Apps will be gone. SecApps (https://rest.secapps.com https://rest.secapps.com) for example utilises a

You don't have to be native although it looks like Chrome Apps will be gone. SecApps (https://rest.secapps.com https://rest.secapps.com) for example utilises a Chrome extension and while it is not perfect it is still a webapp. My point is that the Web is very powerful platform and I don't think we should always undermine it because it is not native!