modal-example

MetaMask Embedded Wallets — Custom Auth with Modal

React + Vite example using MetaMask Embedded Wallets (powered by Web3Auth) with a custom authentication connection surfaced through the built-in modal UI. Demonstrates how to integrate your own identity provider while still using the pre-built login modal.

Prerequisites

• Node.js 20+
• npm
• A Client ID from the Dashboard
• A custom connection configured on the Dashboard (Authentication guide)

Setup

1. Clone the repository

git clone https://github.com/Web3Auth/web3auth-examples.git
cd web3auth-examples/custom-authentication/single-connection/modal-example

2. Install dependencies

npm install

3. Configure environment variables

cp .env.example .env

Edit .env:

VITE_WEB3AUTH_CLIENT_ID=YOUR_CLIENT_ID

4. Run the application

npm run dev

Visit http://localhost:5173 in your browser.

Resources

• MetaMask Embedded Wallets Documentation
• Authentication Overview
• Dashboard
• Community — Builder Hub

License

MIT