NextAuth.js

NextAuth.js is an open-source authentication solution for Next.js applications. It provides built-in support for popular services like Google, Facebook, and Apple, as well as email and passwordless authentication. The platform is flexible and can be used with any username or password store, and it supports OAuth 1.0 and 2.0 services. NextAuth.js is designed for serverless environments and can run anywhere, with options for database sessions or JWT. The solution prioritizes security, with features like signed and prefixed server-only cookies.