Top 7 Authentication Providers for Building Apps With JWT (2022)

This article presents the benefits and drawbacks of using an Authentication Provider and compares existing ones that support JWT integration. The pros include abstracting complexity, not storing user information, leveraging social logins, and better security. However, there are cons such as difficulty in migrating, provider lock-in, and costs. The article then evaluates seven authentication providers: Auth0, Firebase Auth, Clerk, KeyCloak, Cognito, SuperTokens, and Nhost based on six criteria including open source, custom JWT claims, single sign-on support, machine to machine authentication, free tiers, and ease of integration. The conclusion emphasizes that choosing an Authentication Service Provider depends on one's needs and requirements.