Complete Better Auth Crash Course - Advanced Authentication with Email, OAuth, 2FA, Passkeys, and Stripe Integration

Master comprehensive authentication implementation in this extensive crash course covering Better Auth, a powerful authentication library for modern web applications. Build a complete authentication system from scratch, starting with basic setup using Shadcn UI components and Drizzle ORM for database management. Implement essential authentication features including email-based sign up and sign in functionality, then enhance security with Arcjet protection against common threats. Expand your authentication system with OAuth integration for social login options, email verification workflows, and password reset functionality. Explore advanced features like custom database fields, profile management interfaces, and session management capabilities. Implement sophisticated authentication patterns including account linking to connect multiple authentication methods, user account deletion, and two-factor authentication for enhanced security. Discover cutting-edge authentication technologies by integrating passkey support for passwordless authentication. Build administrative functionality with user management capabilities and organization-based authentication for multi-tenant applications. Complete the system by integrating Stripe for billing and subscription management. Throughout the course, learn to leverage Better Auth hooks for custom functionality like welcome emails and explore best practices for secure authentication implementation in production environments.