auth-middleware

Generate authentication middleware for Express, Fastify, and Hono apps.

11|Updated Apr 16, 2026
One-click install
npx skills add https://github.com/berkcangumusisik/claude-code-practices --skill auth-middleware-berkcangumusisik
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: auth-middleware
Source: https://github.com/berkcangumusisik/claude-code-practices/tree/main/skills/auth-middleware
Command: npx skills add https://github.com/berkcangumusisik/claude-code-practices --skill auth-middleware-berkcangumusisik

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers quickly implement authentication and authorization middleware across Express, Fastify, and Hono, reducing boilerplate time and preventing security gaps.

Core Features & Use Cases

  • Generates middleware for jwt, session, api-key, or oauth strategies.
  • Works with Express, Fastify, and Hono patterns and existing code.
  • Includes optional tests and integration hooks to validate access control in real apps.

Quick Start

Provide the desired strategy (jwt, session, api-key, or oauth) and run the generator to produce framework-compatible middleware.

Frequently Asked Questions about auth-middleware

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

FAQPage Schema
How do I generate authentication middleware for Express or Fastify?

Authentication middleware secures Node servers by validating user access before route handlers. This Skill generates middleware supporting jwt, session, api-key, or oauth strategies to enforce secure access control across different frameworks.

Can I use this to add jwt or api-key auth to a Hono application?

Yes, you can add jwt or api-key auth to a Hono application. The generator produces middleware specifically tailored to Hono patterns, ensuring the access control logic integrates smoothly with your existing code structure.

What's the best way to reduce boilerplate when implementing oauth middleware?

The best way to reduce oauth middleware boilerplate is automating generation with this Skill, which outputs robust code including necessary validation, error handling, and optional tests to ensure secure access control without manual setup.

Does the generated authorization middleware include tests for access control validation?

Yes, the generated authorization middleware includes optional tests. These integration hooks validate the access control logic in real applications, ensuring the jwt, session, api-key, or oauth strategies function securely within your project.

How do I generate session-based auth middleware for an existing Node server?

To generate session-based auth middleware for an existing Node server, provide the session strategy to the generator. It adapts to your project's existing code patterns and produces middleware compatible with Express, Fastify, or Hono.