Shameless plug of a WebAuthn relying party (RP) library that I implemented recently (Python server, JS client): https://github.com/pyauth/pywarp https://github.

Shameless plug of a WebAuthn relying party (RP) library that I implemented recently (Python server, JS client): https://github.com/pyauth/pywarp https://github.com/pyauth/pywarp Having worked with a few different standards before, I was pleasantly surprised by how easy to understand and ergonomic (https://github.com/google/mundane/blob/master/DESIGN.md https://github.com/google/mundane/blob/master/DESIGN.md) the WebAuthn spec was.