Better Auth

Active

The authentication framework for TypeScript

Y Combinator X25

What it does

Better Auth is a comprehensive authentication framework for TypeScript that lets you implement everything from simple auth flows to enterprise-grade systems directly on your own database, embedded in your backend. It’s loved by developers all over the world and endorsed by leading voices in the ecosystem. On top of the framework, Better Auth also provides an infrastructure layer to help you scale with user management and analytics, bot and fraud detection, transactional email and SMS, global session storage and more.

Its site says now · captured 2026-08-23

Better Auth

The Most Comprehensive Authentication Framework

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