Stack Auth vs Better Auth
Learn how Stack Auth and Better Auth differ in their key features like authentication, enterprise auth, security, user management and compliance, so you can decide which of these authentication providers is best for you.
Stack Auth
Better Auth
Feature Comparison
Both tools offer comparable feature coverage, with Better Auth supporting 25 features and Stack Auth supporting 22. Consider your specific needs regarding authentication, enterprise auth, security, user management and extensibility when making your decision.
Magic link and email OTP plugins allow passwordless sign-in using one-time links or codes
Supports multiple social providers through built-in OAuth and generic OAuth plugin for custom providers
The passkey plugin adds FIDO2 / WebAuthn support for passwordless, phishing‑resistant sign‑in
Session settings allow you to configure expiresIn and updateAge to create longer or shorter sessions
Stack automatically manages refresh and access tokens, JWTs and cookies for user sessions
No official multi‑language or localization support, but a community plugin for localization exists
| Stack Auth | Better Auth | |
|---|---|---|
Magic link and email OTP plugins allow passwordless sign-in using one-time links or codes | ||
Supports multiple social providers through built-in OAuth and generic OAuth plugin for custom providers | ||
The passkey plugin adds FIDO2 / WebAuthn support for passwordless, phishing‑resistant sign‑in | ||
Session settings allow you to configure expiresIn and updateAge to create longer or shorter sessions | ||
Stack automatically manages refresh and access tokens, JWTs and cookies for user sessions | ||
No official multi‑language or localization support, but a community plugin for localization exists |
Compliance Comparison
Neither Stack Auth nor Better Auth provide compliance certifications and regulatory frameworks, as both are open source. You’ll need to handle compliance requirements on your own.
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