Clerk
Hosted authentication with user-management components and SDKs.
What it does
Hosted authentication with user-management components and SDKs.
When it fits
Adding account screens and session handling to a React application.
Other options in this category
- Auth.js — Adding provider-based sign-in and session handling to a web application.
- Auth0 — Supporting multiple sign-in providers across web and mobile applications.
- Better Auth — Implementing accounts and sessions with an extensible application-owned auth layer.
- FusionAuth — Applications that need control over identity deployment and configuration.
- IntegrationOS AuthKit — Building an account-connection flow for third-party services.
Source
Editorial overview reviewed on October 24, 2026. Follow the source for current setup, compatibility, and licensing.