auth0-express

Add Auth0 login, logout, and protected routes to Express.js applications.

23|71|Updated Jul 8, 2025
One-click install
npx skills add https://github.com/auth0/docs-v2 --skill auth0-express-auth0
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: auth0-express
Source: https://github.com/auth0/docs-v2/tree/main/main/.mintlify/skills/auth0-express
Command: npx skills add https://github.com/auth0/docs-v2 --skill auth0-express-auth0

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill integrates Auth0 into Express.js servers to avoid manual auth implementation and securely manage login, logout, and protected routes for each session.

Core Features & Use Cases

  • Express middleware integration: Sets up express-openid-connect with dotenv-managed secrets to provide standardized login, logout, and callback endpoints.
  • Protected route enforcement: Uses requiresAuth() to guard sensitive resources while allowing public content on other paths.
  • Session-aware helpers: Surfaces req.oidc user info, tokens, and authentication status for UI decisions and API calls, for example to display a profile page after login.

Quick Start

Install express-openid-connect, define your environment variables, and apply the Auth0 middleware to your Express server.

Frequently Asked Questions about auth0-express

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

FAQPage Schema
How do I add session-based authentication to an Express.js app?

To add session-based authentication to an Express.js app, use express-openid-connect middleware to manage user login, logout, and protected routes via Auth0. This avoids manual auth implementation and securely handles session profiles.

How does express-openid-connect protect routes in Express?

Express-openid-connect protects routes by applying the requiresAuth() middleware to sensitive paths, ensuring only authenticated users access them while leaving public content open on other paths.

Do I need dotenv to configure Auth0 in an Express application?

Yes, you need dotenv to configure Auth0 in an Express application so you can securely manage environment variables like the SECRET and client credentials required by the express-openid-connect middleware.

Can I access user profile data after Auth0 login in Express?

Yes, you can access user profile data after Auth0 login in Express through the session-aware req.oidc helper, which surfaces authentication status, user info, and tokens for UI decisions and API calls.

What is the best way to handle login and logout endpoints in Express without manual auth?

The best way to handle login and logout endpoints in Express without manual auth is configuring express-openid-connect, which provides standardized login, logout, and callback endpoints automatically.

Why use session-based auth instead of API tokens for Express web apps?

You use session-based auth for Express web apps to maintain user state across requests via server-side sessions, which is ideal for traditional web applications rendering pages rather than stateless API token architectures.