Is it really foss? - Where Projects are Evaluated To see if they're as free and open source as advertised

[SkewedZeppelin]

@anonfox

say they’re Apache/BSD licensed.

Please look at the dependency chain, notice the hard dependency on GMS which is and always has been proprietary:

You also linked the wrong auth library, this is the correct one and it too is proprietary: https://mvnrepository.com/artifact/com.google.android.gms/play-services-auth