ClaudSkills / Engineering / engineering-misc

better-auth

Quality score: 70/100 · Category: Engineering · Sub-category: engineering-misc

lang:typescript

Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication framework. Features include email/password authentication with verification, OAuth providers (Google, GitHub, Discord, etc.), two-factor authentication (TOTP, SMS), passkeys/WebAuthn support, session management, role-based access control (RBAC), rate limiting, and database adapters. Use when adding authentication to applications, implementing OAuth flows, setting up 2FA/MFA, managing user sessions, configuring authorization rules, or building secure authentication systems for web applications.

What this skill does

better-auth is a production-ready Claude Code skill (quality score 70/100) in the engineering-misc sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/better-auth-anhxuanpham-astro-chart/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when adding authentication to applications, implementing OAuth flows, setting up 2FA/MFA, managing user sessions, configuring authorization rules, or building secure authentication systems for web applications.

Who uses this skill

The better-auth skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/better-auth-anhxuanpham-astro-chart
curl -L https://claudskills.com/skills/better-auth-anhxuanpham-astro-chart/SKILL.md \
  -o ~/.claude/skills/better-auth-anhxuanpham-astro-chart/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/better-auth-anhxuanpham-astro-chart/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/better-auth-anhxuanpham-astro-chart/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\better-auth-anhxuanpham-astro-chart\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

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