Is social authentication covered?

Yes, it covers the major providers including Google, Facebook, Apple, GitHub, and Twitter, including account linking logic.

Can I use this for mobile development?

Absolutely. It includes specific implementation patterns for Flutter (firebase_auth), React Native, and native iOS/Android development.

Does this skill support the latest Firebase Web SDK?

Yes, it is designed for the Firebase Modular SDK (v9+) which allows for optimized bundle sizes and modern tree-shaking patterns.

How does it handle role-based access control?

It provides detailed guides on using the Firebase Admin SDK to set custom claims, which can then be enforced directly within Firestore and Storage Security Rules.

Firebase Authentication Specialist

Name: Firebase Authentication Specialist
Author: modu-ai

bymodu-ai

•

Security & Testing

Implements secure, multi-platform authentication solutions using the Firebase and Google Identity ecosystems.

This skill empowers Claude to architect and implement comprehensive Firebase Authentication workflows across web and mobile platforms. It provides specialized guidance on integrating social providers like Google and Apple, setting up SMS-based phone verification, and managing anonymous sessions. Beyond simple login, it covers advanced security patterns including custom claims for role-based access control (RBAC), session persistence strategies, and the seamless integration of authentication states with Firestore and Cloud Storage security rules.

Key Features

0116 GitHub stars

02Multi-platform SDK support for Web (v9+), Flutter, iOS, and Android

03Custom Claims management for Role-Based Access Control (RBAC)

04Phone authentication with SMS verification and reCAPTCHA handling

05Social provider implementation for Google, Apple, Facebook, and GitHub

06Anonymous authentication with account linking upgrade paths

Use Cases

01Integrating Google and Apple Sign-In into a cross-platform Flutter application

02Implementing server-side admin privileges using Custom Claims and Node.js Admin SDK

03Securing Firestore data access based on authenticated user IDs and roles

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add modu-ai/cc-plugins moai-platform-firebase-auth

For use in Claude.ai and ChatGPT

Download Skill