Skip to main content

Metamask Snap

Massa Snap integrates the innovative Massa blockchain with MetaMask, allowing users to manage MAS tokens, interact with smart contracts, and engage with Massa's ecosystem directly from their MetaMask wallet. This Snap simplifies the user experience for both end-users and developers, making Massa's decentralized features easily accessible.

Key Features​

  1. Transaction Management

    • Send and receive MAS tokens seamlessly.
    • View transaction history and account balances.
    • Smart Contract interaction.
    • MRC20 Token and NFT interaction.
    • Deploy Smart Contracts.
    • Buy & sell rolls.

  2. Create and manage Massa blockchain accounts.

    • Backup and restore accounts securely.

How to Install Massa Snap​

  1. Ensure you have MetaMask installed in your browser.

  2. Navigate to the Metamask Massa Snap page Snap store.

  3. Click Add to MetaMask and grant the requested permissions.

caution

Snap-based accounts are derived from the private key associated with your MetaMask account (your seed phrase), so funds cannot be lost even in the event support for a particular Snap is discontinued.

Where to Use Massa Snap​

  • Syntra (DeFi): Scheduele your token transfers.
  • MNS: Massa Name system.
  • DeWeb: Upload your deweb website (buildnet version link).

Resources for Developers​

Access the Massa Snap codebase and companion dApp. https://github.com/massalabs/metamask-massa

Support Massa wallet in your dApp using Wallet-Provider: https://github.com/massalabs/wallet-provider

Massa Snap page in Metamask store. https://snaps.metamask.io/snap/npm/massalabs/metamask-snap/

MetaMask Snap Development Guide: https://docs.metamask.io/snaps/

FAQs​

  1. What is a Snap? A Snap is a custom plugin for MetaMask that extends its functionality to integrate with other blockchains and services.

  2. Why use Massa Snap? Massa Snap simplifies interaction with the innovative Massa blockchain, enabling features like smart contracts and decentralized web integration directly from MetaMask.

  3. Is Massa Snap secure? Yes, Massa Snap follows industry best practices to ensure user security and privacy. All sensitive data is securely handled within MetaMask. Security audit has been done by Sayfer, you can find the report here

  4. Can i import my current wallet in MetamMask Snap? Short answer is no, currently you can't import a Massa wallet in Metamask Snap because it uses only wallet generated from the MetaMask seed phrase.

  5. Can i export my wallet to use in another wallet interface? Yes, you can export your wallet private key and import it in another wallet interface that supports the Massa blockchain.

  6. How to transfer MRC20 to another account? For now, you can't directly transfer MRC20 tokens directly from the Snap interface. The feature will be available in the next version of the Massa Snap. You can export your private key and import it in another wallet interface that supports MRC20 sending.