Basically instead of opening links in your browser externally, Custom Tab means that it opens links internally in the app, but using your browser.
There’s a different variant of opening links internally in your app that does not leverage your browser, called a WebView.
Custom Tabs can make use of Firefox, if that’s your default browser. Then you get access to all the awesome extensions while looking at links in Jerboa.
Basically instead of opening links in your browser externally, Custom Tab means that it opens links internally in the app, but using your browser.
There’s a different variant of opening links internally in your app that does not leverage your browser, called a WebView.
Custom Tabs can make use of Firefox, if that’s your default browser. Then you get access to all the awesome extensions while looking at links in Jerboa.