šŸ“„ next-auth/providers/line

File: line.md | Updated: 11/15/2025

Source: https://next-auth.js.org/providers/line

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šŸŽ‰ NextAuth.js is now part of Better Auth !

Version: v4

On this page

Documentation​


https://developers.line.biz/en/docs/line-login/integrate-line-login/

Configuration​


https://developers.line.biz/console/

Options​


The Line Provider comes with a set of default options:

You can override any of the options to suit your own use case.

Example​


import LineProvider from "next-auth/providers/line";...providers: [  LineProvider({    clientId: process.env.LINE_CLIENT_ID,    clientSecret: process.env.LINE_CLIENT_SECRET  })]...

Instructions​


Configuration​

Create a provider and a LINE login channel at https://developers.line.biz/console/. In the settings of the channel under LINE Login, activate web app and configure the following:

  • Callback URL
    • http://localhost:3000/api/auth/callback/line

tip

To retrieve email address, you need to apply for Email address permission. Open Line Developer Console , go to your Login Channel. Scroll down bottom to find OpenID Connect -> Email address permission. Click Apply and follow the instruction.