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better-auth

v3.9.0

Skill for integrating Better Auth - comprehensive TypeScript authentication framework for Cloudflare D1, Next.js, Nuxt, and 15+ frameworks. Use when adding auth, encountering D1 adapter errors, or implementing OAuth/2FA/RBAC features.

CodexClaude Code1 Skill

By Claude Skills MaintainersLicense: MIT227 GitHub starsUpdated last week

Directory evidence

Runtimes
Codex and Claude Code
Parsed components
1 skill or MCP entry
Source updated
Sep 28, 2026
Manifest status
Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install better-auth for Codex and Claude Code

Installs for the current user
codex plugin marketplace add secondsky/claude-skills
codex plugin marketplace upgrade claude-skills
codex plugin add better-auth@claude-skills

Paste and run these commands in a terminal with Codex. They add and refresh the claude-skills catalog, then install this plugin.

Compatibility: the page URL and API slug “better-auth-2” remain stable.

  • Codex: better-auth-2@agent-plugin-marketplace → better-auth@claude-skills

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually
git clone https://github.com/secondsky/claude-skills

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/better-auth/.

Plugin files

plugins/better-auth/
├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
└── skills/better-auth/SKILL.md

Included Skills1

better-authskills/better-auth/SKILL.md

Skill for integrating Better Auth - comprehensive TypeScript authentication framework for Cloudflare D1, Next.js, Nuxt, and 15+ frameworks. Use when adding auth, encountering D1 adapter errors, or implementing OAuth/2FA/RBAC features.

Plugin manifests2

plugins/better-auth/.codex-plugin/plugin.json
{
  "name": "better-auth",
  "version": "3.9.0",
  "description": "Skill for integrating Better Auth - comprehensive TypeScript authentication framework for Cloudflare D1, Next.js, Nuxt, and 15+ frameworks. Use when adding auth, encountering D1 adapter errors, or implementing OAuth/2FA/RBAC features.",
  "author": {
    "name": "Claude Skills Maintainers",
    "email": "[email protected]"
  },
  "license": "MIT",
  "repository": "https://github.com/secondsky/claude-skills",
  "keywords": [
    "better-auth",
    "better",
    "auth",
    "authentication",
    "authorization",
    "login",
    "security",
    "session",
    "rbac"
  ],
  "skills": "./skills/",
  "interface": {
    "displayName": "Better Auth",
    "shortDescription": "Skill for integrating Better Auth - comprehensive TypeScript authentication",
    "longDescription": "Skill for integrating Better Auth - comprehensive TypeScript authentication framework for Cloudflare D1, Next.js, Nuxt, and 15+ frameworks. Use when adding auth, encountering D1 adapter errors, or implementing OAuth/2FA/RBAC features.",
    "developerName": "Claude Skills Maintainers",
    "category": "Security & Authentication",
    "capabilities": [
      "Read",
      "Write"
    ],
    "defaultPrompt": [
      "Help me with Better Auth.",
      "Show me best practices for Better Auth.",
      "Guide me through using Better Auth effectively."
    ]
  }
}
plugins/better-auth/.claude-plugin/plugin.json
{
  "name": "better-auth",
  "description": "Skill for integrating Better Auth - comprehensive TypeScript authentication framework for Cloudflare D1, Next.js, Nuxt, and 15+ frameworks. Use when adding auth, encountering D1 adapter errors, or implementing OAuth/2FA/RBAC features.",
  "version": "3.9.0",
  "author": {
    "name": "Claude Skills Maintainers",
    "email": "[email protected]"
  },
  "license": "MIT",
  "repository": "https://github.com/secondsky/claude-skills",
  "keywords": [
    "better-auth",
    "better",
    "auth",
    "authentication",
    "authorization",
    "login",
    "security",
    "session",
    "rbac"
  ],
  "agents": [
    "./agents/better-auth-debugger.md"
  ],
  "commands": [
    "./commands/better-auth-add-plugin.md",
    "./commands/better-auth-setup.md",
    "./commands/explain-error.md",
    "./commands/providers.md"
  ]
}

For maintainers

If you maintain this plugin, link to this source-backed listing from your README so users can review its manifest and indexed components.

[better-auth on Agent Plugins Marketplace](https://pluginsmp.com/plugins/better-auth-2)