This is a very cool tool! It's a browser tool that lets you test out the interface for almost any hardware signer.

You can select the coordinator you want to use:

And also choose the hardware signer you are interested in:

And then you can practice creating, signing, and broadcasting transactions. Everything is on signet so the biggest problem is getting signet coins, but this looks like a pretty great tool for teaching people how to safely use bitcoin (I guess I don't have a reason to continue raw-dogging newbies with onchain sats anymore). I think it still has a few bugs, but it's a pretty great start.

Built by mineracks (you can find them on X or on nostr or at their website. I had not previously heard of them.