Better Auth
vs
Lucia

Better Auth vs Lucia

How do Better Auth and Lucia compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.

Directory details: Better Auth and Lucia
Directory detailBetter AuthLucia
What it is
Build authentication into applications with Better Auth, an authentication framework.
Lucia was deprecated in March 2025. The website was updated in July 2026 and points to code/auth_session.ts as a single-file replacement for the NPM package and to the Auth Book for auth information.
Website
Type
App
Website
Topic
Pricing
Freemium
Not confirmed
Platforms
Web
Web
Open source
Yes
Not stated
Language
English
English
Alternatives

Other options to consider

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