Framework-agnostic TypeScript auth library.

Better Auth is an open-source auth library with plugins for OAuth, 2FA, organizations, and more.

Verified · Aug 20, 2026

Pricing

Free tier available

Open source / self-hosted; optional cloud may vary.

Official pricing →

Features

• oauth
• mfa
• organizations
• self-hosted
• typescript

Pros

• + Full control
• + No per-MAU fee
• + Modern TS DX

Cons

• − You operate it
• − Fewer prebuilt UIs than Clerk

Best for

• nextjs-saas
• cost-sensitive
• full-stack

Regions

self-hosted

Sources

• Better Auth