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Better Auth Harmony

Better Auth Harmony normalizes emails/phone numbers, blocks throwaway domains, and enhances better-auth with validation features.

Introduction

Better Auth Harmony

Better Auth Harmony is a plugin for better-auth that provides email and phone number normalization, along with validation features. It blocks over 55,000 temporary email domains, enhancing user authentication security.

Key Features:

  • Email Normalization: Converts email addresses to a standard format (e.g., [email protected] to [email protected]).
  • Phone Normalization: Formats phone numbers to a consistent international format (e.g., +1 (555) 123-1234 to +15551231234).
  • Email Validation: Blocks sign-ups from known disposable email services.

Use Cases:

  • Enhance the security of user authentication.
  • Ensure data consistency by normalizing email and phone number formats.
  • Prevent spam and abuse by blocking disposable email addresses.