Is SHA-256 really wavering under quantum Grover's algorithm?
Don't worry - the exact target of quantum attacks is already fully understood.
That means we can take countermeasures before quantum computers arrive.
In short: SHA-256 can be safely extended, and there is nothing to fear.

Faucets

KlingEx
https://klingex.io/

Open an account in KlingEx and receive SS256 from the faucet in the top menu!
You can claim up to 4 times per day.