[pjmlp]

Sadly Android developers don't share the same experience.

It was required lots of vocal complaints for them to start having any kind of Material Design support on Android libraries.

[cooervo]

True, also there are many items in the Google Design Guidelines that don't have any code example of how to implement them in real life.

[leipert]

material-ui.com is not an official library by Google.

[yttrium]

Correct, it's a react wrapper that implements the Material UI guidelines.