Let's see some workarounds to add web push notifications to a website if you cannot add a service worker to the root folder.
Articles about web push notifications
In this tutorial we explain how to use the `pushpad` gem with the `noticed` gem to create multi-channel notifications in a Rails application. In particular we'll use the `noticed` gem for the notifications in general, while Pushpad will be used to deliver the web push notifications in real time, even when the website is closed.
In this tutorial we'll see how you can send push notifications from your Wix website.
In this tutorial we'll see how to add push notifications to your Wordpress blog. Notifications are **real push notifications**, meaning that they are delivered even when the user is not on your website. This way you can re-engage users when you publish new contents.