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Firebase Auth Basics

Firebase Auth Basics is an agent skill (a SKILL.md file) from firebase/agent-skills. Guide for setting up and using Firebase Authentication. It works with Claude Code, Codex, Cursor, Gemini CLI and GitHub Copilot and has 462 GitHub stars across a repository of 9 listed skills.

github.com/firebase/agent-skills/skills/firebase-auth-basics (opens in a new tab)

  • Official
  • Multi-skill repo
  • Plugin marketplace
  • Security
  • Actively maintained
View on GitHub (opens in a new tab)View on skills.sh (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add firebase/agent-skills
/plugin install firebase@firebase

In the Claude apps, zip the firebase-auth-basics folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/firebase/agent-skills.git
cp -r agent-skills/skills/firebase-auth-basics .agents/skills/firebase-auth-basics   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/firebase/agent-skills.git
cp -r agent-skills/skills/firebase-auth-basics .cursor/skills/firebase-auth-basics   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Guide for setting up and using Firebase Authentication. Use this skill when the user's app requires user sign-in, user management, or secure data access using auth rules. Firebase Authentication provides backend services, easy-to-use SDKs, and ready-made UI libraries to authenticate users to your app.

When it triggers

  • Use this skill when the user's app requires user sign-in, user management, or secure data access using auth rules.

More skills in firebase/agent-skills

9 skills are listed from this repository.

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FAQ

Firebase Auth Basics FAQ

Still curious? Email info@appsgit.com.

What is the Firebase Auth Basics skill?

Firebase Auth Basics is an agent skill (a SKILL.md file) from firebase/agent-skills. Guide for setting up and using Firebase Authentication. It works with Claude Code, Codex, Cursor, Gemini CLI and GitHub Copilot and has 462 GitHub stars across a repository of 9 listed skills. Its SKILL.md lives at github.com/firebase/agent-skills/skills/firebase-auth-basics.

How do I install the Firebase Auth Basics skill?

In Claude Code, run /plugin marketplace add firebase/agent-skills and then /plugin install firebase@firebase. For Codex or Cursor, copy the firebase-auth-basics folder into .agents/skills/ or .cursor/skills/.

Is the Firebase Auth Basics skill free?

Yes. The repository is open source under the Apache-2.0 license.

Is Firebase Auth Basics maintained?

The repository's most recent commit was on Oct 6, 2026. appsgit only lists skills from repositories with a commit in the last six months.