NextAuth.js (Auth.js) vs Auth0(2026)
NextAuth.js (Auth.js) is better for teams that need free and open source. Auth0 is the stronger choice if enterprise-grade. NextAuth.js (Auth.js) is free and Auth0 is freemium (from $23/month).
Full feature breakdown, pricing details, and pros & cons below.
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NextAuth.js (Auth.js)
NextAuth.js is a complete authentication library for Next.js applications with adapters for 60+ databases and providers.
Visit NextAuth.js (Auth.js)Auth0
Auth0 is an identity platform for web, mobile, and IoT with support for social logins, SSO, and more.
Starting at $23/month
Visit Auth0How Do NextAuth.js (Auth.js) and Auth0 Compare on Features?
| Feature | NextAuth.js (Auth.js) | Auth0 |
|---|---|---|
| Pricing model | free | freemium |
| Starting price | Free | $23/month |
| 40+ OAuth providers | ✓ | — |
| Database adapters | ✓ | — |
| JWT sessions | ✓ | — |
| Email magic links | ✓ | — |
| Credentials auth | ✓ | — |
| Universal Login | — | ✓ |
| Social connections | — | ✓ |
| MFA | — | ✓ |
| SSO | — | ✓ |
| Machine-to-machine auth | — | ✓ |
| Rules/Actions | — | ✓ |
NextAuth.js (Auth.js) Pros and Cons vs Auth0
N
NextAuth.js (Auth.js)
+Free and open source
+No vendor lock-in
+Highly flexible
+Full control
−More setup required
−No prebuilt UI
−Docs can be confusing
A
Auth0
+Enterprise-grade
+Highly customizable
+Excellent docs
+Massive integrations library
−Complex for simple use cases
−Expensive at scale
−Config-heavy
Should You Use NextAuth.js (Auth.js) or Auth0?
Choose NextAuth.js (Auth.js) if…
- •Free and open source
- •No vendor lock-in
- •Highly flexible
Choose Auth0 if…
- •Enterprise-grade
- •Highly customizable
- •Excellent docs