Auth.js (NextAuth.js) vs Kinde
On the evidence we track, Kinde leads this comparison with a composite score of 69/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Capabilities
Feature-by-feature on the axes that matter for auth & identity software. “-” means undocumented, not absent.
What each one is
The product in its own terms, so the numbers below have context.
Auth.js (NextAuth.js)
An open-source authentication solution that integrates with web frameworks to provide OAuth-based authentication with customizable sign-in pages.
Kinde
LeaderA developer-centric platform that provides authentication (passwordless, social login, SSO, MFA), subscription billing integration, and feature flags to help SaaS teams build and monetize products with security built in.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
Auth.js (NextAuth.js)
- GitHub
Kinde
Leader- Stripe
- TrustPath.io
- Entra ID
- SAML
- GitHub Actions
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.