# Fastly > Fastly is a production-ready SaaS starter kit with authentication, user management, and session tracking. It is built with Next.js 16, TypeScript, MongoDB, and Tailwind CSS. It includes JWT-based authentication with access/refresh tokens, OAuth integration (GitHub, Google), email verification, session management, and more. ## Overview - [Customization](https://fastly.nabinkhiar.com.np/docs/customization): Extend and customize Fastly for your application - [Database](https://fastly.nabinkhiar.com.np/docs/database): MongoDB models, schemas, and database configuration - [Deployment](https://fastly.nabinkhiar.com.np/docs/deployment): Deploy Fastly to production environments - [Introduction](https://fastly.nabinkhiar.com.np/docs): Production-ready SaaS starter kit with authentication, user management, and session tracking ## Getting Started - [Environment Setup](https://fastly.nabinkhiar.com.np/docs/getting-started/environment-setup): Configure environment variables for database, authentication, and email - [Installation](https://fastly.nabinkhiar.com.np/docs/getting-started/installation): Get Fastly running on your local machine ## Authentication - [Email/Password](https://fastly.nabinkhiar.com.np/docs/authentication/email-password): Traditional email and password authentication with verification - [Email Verification](https://fastly.nabinkhiar.com.np/docs/authentication/email-verification): OTP-based email verification system - [Authentication](https://fastly.nabinkhiar.com.np/docs/authentication): Complete authentication system with email/password and OAuth providers - [GitHub OAuth](https://fastly.nabinkhiar.com.np/docs/authentication/oauth-github): Implement GitHub sign-in for your application - [Google OAuth](https://fastly.nabinkhiar.com.np/docs/authentication/oauth-google): Implement Google sign-in for your application ## API Reference - [Auth Endpoints](https://fastly.nabinkhiar.com.np/docs/api-reference/auth-endpoints): Authentication API endpoints for registration, login, and password management - [API Reference](https://fastly.nabinkhiar.com.np/docs/api-reference): Complete REST API documentation for Fastly - [Session Endpoints](https://fastly.nabinkhiar.com.np/docs/api-reference/session-endpoints): Session management API endpoints for viewing and revoking sessions - [User Endpoints](https://fastly.nabinkhiar.com.np/docs/api-reference/user-endpoints): User profile and account management API endpoints