Auth0 vs. Stytch
Auth0
auth0.com/Auth0 is a flexible, drop-in solution to add authentication and authorization services to your applications. Your team and organization can avoid the cost, time, and risk that come with building your own solution to authenticate and authorize users.
Stytch
stytch.com/They market themselves as the leading Auth0 alternative. There is a free starter plan with up to 25 organizations and 1000 members. Additional users costs $0.05 per monthly active user.