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NEW! Build embedded wallets with MetaMask using the Embedded Wallets SDK (Web3Auth). Instantly onboard users with social logins, passkeys, and more.

Connect to MetaMask

- MetaMask SDK
  
  Seamlessly connect to MetaMask extension and mobile.
- Wallet API
  
  Directly integrate your dapp with the MetaMask extension.

- Delegation Toolkit
  
  Embed MetaMask smart accounts with new capabilities into your dapp.
- Embedded Wallets SDK
  
  Onboard users in seconds via social logins, passkeys, or custom authentication providers.

Extend and scale

- Snaps
  
  Create a custom mini app that runs inside the MetaMask extension.
- Services
  
  Use high performance APIs provided by Infura to scale your dapp or Snap.

Developer tools

- Developer dashboard
  
  View documentation to manage Infura API keys, monitor usage, and access account details.
- Faucet
  
  Use the faucet to obtain Ethereum Sepolia or Linea Sepolia testnet tokens.

Snaps documentation

Create a custom mini app that runs inside the MetaMask extension.

Introduction
Get started
- Install MetaMask Flask
- Snaps quickstart
Learn
Features
How to
Reference

Learn

🗃️ About Snaps

3 items

🗃️ Tutorials

2 items

🗃️ Best practices

2 items

📄️ Resources

See more Snaps resources.

Documentation

SDK
Wallet API
Delegation Toolkit
Snaps
Services
Developer dashboard

GitHub

Documentation GitHub
MetaMask extension GitHub
MetaMask SDK GitHub
MetaMask mobile GitHub
Snaps GitHub

Community

Faucet
MetaMask Developer
Consensys Discord
Contribute to MetaMask
Contribute to the docs
MetaMask user support

Legal

Privacy Policy
Terms of Use
Contributor License Agreement

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