better-auth

Implement Better Auth authentication with email/password and OAuth providers.

Updated Jan 19, 2026

Search Tags:#security #authentication #fastapi #better-auth #session management #nextjs

Ready to run

npx skills add https://github.com/codewithlaiba28/phase-two --skill better-auth-codewithlaiba28

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: better-auth
Source: https://github.com/codewithlaiba28/phase-two/tree/main/.claude/skills/better-auth
Command: npx skills add https://github.com/codewithlaiba28/phase-two --skill better-auth-codewithlaiba28

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill provides a robust and secure authentication system for full-stack applications, ensuring user data is protected and access is managed effectively.

Core Features & Use Cases

Full-Stack Integration: Seamlessly integrates authentication logic between frontend (Next.js) and backend (FastAPI).
Email/Password & OAuth: Supports traditional email/password sign-up/login and social logins (e.g., Google).
Session Management: Handles secure session creation, validation, and expiration.
Use Case: Implementing a secure login and user management system for a new web application where users can sign up with their email or use their Google account, and their data is protected.

Quick Start

Use the better-auth skill to set up email/password authentication for your Next.js application.

Frequently Asked Questions about better-auth

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I implement full-stack authentication with FastAPI and Next.js?▼

Full-stack authentication integrates frontend and backend components using Better Auth for secure session management. You configure database adapters and environment variables to bridge Next.js interfaces with FastAPI endpoints.

How does secure session management work in a full-stack application?▼

Secure session management creates, validates, and expires user sessions to protect data access across frontend and backend layers. Better Auth handles this process automatically by validating session states against configured database adapters.

Does this authentication system support both email/password and OAuth providers?▼

Yes, the authentication system supports traditional email/password sign-up alongside OAuth providers like Google. You can configure both authentication methods simultaneously within your environment variable setup.

What do I need to configure before setting up Better Auth for session management?▼

You need to configure database adapters and environment variables before implementing session management. These prerequisites establish the secure connection required for Better Auth to store and validate user authentication data.

Can I use Better Auth to add Google OAuth login to my Next.js application?▼

Yes, Better Auth supports OAuth providers including Google for Next.js applications. You configure the social login provider through environment variables and database adapters to enable secure Google authentication.

Are there limitations when using Better Auth for full-stack authentication?▼

Better Auth requires database adapters and proper environment variable configuration to function securely. Without these dependencies properly configured, the full-stack authentication system cannot validate sessions or manage user access effectively.