Ory is a best-in-class open source identity and access ecosystem. With Ory you can easily add authentication (email/username + password, passwordless, 2FA, WebAuthN, social sign in, ...), OAuth2 and OpenID Connect, scalable permission management, and zero trust networking to any application. With Vercel and Next.js this only takes a few lines of code:

// File: pages/api/.ory/[...paths].ts
import { config, createApiHandler } from '@ory/integrations/next-edge'

export { config }
export default createApiHandler({
  fallbackToPlayground: true
})

Once integrated, try it out! Create an example account or sign in, recover your account or verify your email address! All using open source Ory Kratos in minutes with just a few lines of code

and Vercel's Edge Functions. To learn more about the integration, check one of the recommended guides: