NextAuth.js Authentication

by ThamJiaHe

NextAuth.js Authentication is an AI Engineering skill for Claude Code, published by ThamJiaHe in claude-code-handbook.

201 stars22 forkson ThamJiaHe/claude-code-handbookAdded 2026/09/05Repository updated 2026/04/19

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Install in seconds

Install NextAuth.js Authentication

Copy NextAuth.js Authentication into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/ThamJiaHe/claude-code-handbook/tree/main/skills/examples ~/.claude/skills/examples

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/ThamJiaHe/claude-code-handbook.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: skills/examples/nextauth-authentication-skill.md in ThamJiaHe/claude-code-handbook
Installs to: ~/.claude/skills/examples
Collection: One of 25 skills cataloged from this repository
Category: AI Engineering — 3101 skills

What NextAuth.js Authentication does

NextAuth.js Authentication implements NextAuth.js v5 with Google OAuth, credentials login, JWT sessions, protected routes, and RBAC. Use it when building sign-in flows, session handling, or route protection in Next.js apps.

NextAuth.js Authentication is cataloged under AI Engineering on DirSkills. NextAuth.js Authentication comes from a repository tagged ai, anthropic-claude, claude, claude-ai and claude-code.

Documentation

README

Excerpt

NextAuth.js Authentication

Systematic authentication implementation with NextAuth.js v5, OAuth providers, and session management.

Overview

This Skill enforces:

NextAuth.js v5 configuration
Google OAuth and credentials providers
Session management with JWT
Protected routes with middleware
Role-based access control (RBAC)
Secure password hashing
Token refresh strategies

Apply when implementing authentication, protecting routes, or managing user sessions.

Setup NextAuth.js v5

Install Dependencies

npm install next-auth@beta bcryptjs
npm install -D @types/bcryptjs

Create Auth Configuration

This is the opening of the README. Read the full README on GitHub.

Frequently asked about NextAuth.js Authentication

What else does ThamJiaHe publish alongside NextAuth.js Authentication?
NextAuth.js Authentication is one of 25 skills that DirSkills catalogs from ThamJiaHe/claude-code-handbook, the repository it ships in. Its siblings there include API Development, API Security Hardening and AWS Cloud Infrastructure. Each one is a separate skill with its own page in this directory, installs the same way NextAuth.js Authentication does, and is maintained by ThamJiaHe in that same repository. The rest of the collection is listed on the ThamJiaHe/claude-code-handbook page.
How does NextAuth.js Authentication compare to other AI Engineering skills?
NextAuth.js Authentication ranks #2846 by stars among the 3101 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of NextAuth.js Authentication against them. Open each page to compare what they document and how they install.