Better auth

Skill georgekhananaev/claude-skills-vault/.claude/skills/better-auth

A curated collection of high impact skills for Claude Code designed to supercharge the senior full stack workflow. This vault automates the repetitive parts of development like architectural reviews, TDD cycles, and PR management so you can stay in flow. It is a force multiplier for shipping clean, production ready code at scale. 🚀⚡️

Install

npx -y skills add georgekhananaev/claude-skills-vault --skill better-auth

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What its author says it does

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Better Auth integration guide for TypeScript/JavaScript authentication. Covers server/client configuration, database adapters, session management, plugins, OAuth, and scaffolding auth from scratch. Use when setting up authentication with Better Auth, configuring auth.ts, adding OAuth providers, or creating sign-in/sign-up flows.

SKILL.md

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Better Auth Skills

Complete authentication setup and integration guide using Better Auth for TypeScript/JavaScript applications.

Available Sub-Skills

Skill	File	Use When
Best Practices	best-practices-SKILL.md	Configuring Better Auth, database adapters, sessions, plugins, security
Create Auth	create-auth-SKILL.md	Scaffolding auth from scratch, adding login/signup to a project

Quick Reference

Setup

npm install better-auth
Set BETTER_AUTH_SECRET and BETTER_AUTH_URL env vars
Create auth.ts with database + config
Create route handler for your framework
Run npx @better-auth/cli@latest migrate

Supported Frameworks

Next.js (App/Pages Router), SvelteKit, Nuxt, Astro, Express, Hono, SolidStart

Supported Databases

PostgreSQL, MySQL, SQLite, MongoDB (via Prisma, Drizzle, or direct drivers)

Key Plugins

twoFactor, organization, passkey, magicLink, emailOtp, username, admin, apiKey, bearer, jwt, sso

Source

From better-auth/skills.