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开始使用

Build with MetaMask

A suite of developer tools to empower dapp developers to build innovative experiences for the most powerful, crypto-native users on MetaMask

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Build with MetaMask

  • Integrate with MetaMask wallet

    • MetaMask SDK

      Seamless, reliable, and customizable connection to the browser extension and mobile clients.

      Documentation
    • Multichain API

      Connect dapps to users’ Ethereum and non-EVM accounts

      Documentation
    Integrate with MetaMask wallet

  • Explore smart accounts and embedded wallets

    • Delegation Toolkit

      Instantly onboard users through smart accounts portable with MetaMask, redesign gas, build with permissions-first delegations.

      Sign up for waitlist
    • Embedded Wallets

      Design supercharged on-chain experiences with Embedded Wallets — instant setup, minimal friction, endless customizability.

      Documentation
    Explore smart accounts and embedded wallets

  • Run dapps faster

    • Managed Nodes

      Scale your dapp with Infura’s industry-leading, cloud-based node services.

      Documentation
    • Platform APIs

      Simplify development and boost performance with the APIs powering MetaMask’s most popular features.

      Documentation
    Run dapps faster

  • Customize MetaMask for any dapp and protocol

    • Snaps

      Add new functionality for MetaMask, and add support for any protocol in EVM and non-EVM networks.

      Documentation
    Customize MetaMask for any dapp and protocol

Develop with MetaMask

A comprehensive set of developer tools, products and services for onboarding and engaging with MetaMask users.

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Try it out

Discover tutorials, workshops, and more.

Tutorials, video walkthroughs, and workshops—for developers, by developers

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Start building with a free Linea mainnet node

Deploy your smart contract on Linea’s EVM-equivalent L2 for free.

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Release notes

  • MetaMask Snaps

    查看完整说明
    v134.0.0
    2 December 2025
    • Added
      @metamask/interactive-ui-example-snap 2.5.0
      • Add example for DateTimePicker component (#3698)
    • Added
      @metamask/snaps-controllers 17.1.0
      • Add support for DateTimePicker component (#3698)
      Changed
      • Bump @metamask/permission-controller from 12.1.0 to 12.1.1 (#3746)
      Fixed
      • Use no-cache for fetching registry (#3760)
    • Added
      @metamask/snaps-execution-environments 10.3.0
      • Add support for DateTimePicker component (#3698)
      Changed
      • Bump @lavamoat/webpack from 1.5.3 to 1.5.4 (#3751)
      • Bump lavamoat from 10.0.1 to 10.0.2 (#3752)
    • Added
      @metamask/snaps-jest 9.6.0
      • Add support for the DateTimePicker component (#3698)
        • The pickDateTime function can be used to interact with the component in tests.
      Changed
      • Bump @metamask/phishing-controller from 13.1.0 to 15.0.0 (#3707)
    • Added
      @metamask/snaps-sdk 10.2.0
      • Add DateTimePicker component (#3698)
      • Move ISO8601DateStruct from @metamask/snaps-utils to @metamask/snaps-sdk (#3698)
    • Added
      @metamask/snaps-simulation 3.6.0
      • Add support for the DateTimePicker component (#3698)
        • The pickDateTime function can be used to interact with the component in tests.
      • Include client versions in snap_getClientStatus (#3724)
    • Changed
      • Bump @metamask/permission-controller from 12.0.0 to 12.1.1 (#3746), (#3714)
      • Bump @metamask/phishing-controller from 13.1.0 to 15.0.0 (#3707)
    • Changed
      @metamask/snaps-utils 11.6.2
      • Move ISO8601DateStruct to @metamask/snaps-sdk and re-export it for backwards compatibility (#3698)
      • Bump @metamask/snaps-registry from 3.2.3 to 3.3.0 (#3737)
      • Bump @metamask/permission-controller from 12.1.0 to 12.1.1 (#3746)
      • Bump @metamask/permission-controller from 12.0.0 to 12.1.0 (#3714)
    • Added
      @metamask/test-snaps 3.1.0
      • Use EIP-6963 for test-snaps (#3757)
      Fixed
      • Move test-snaps dependencies to devDependencies (#3758)

  • MetaMask SDK

    查看完整说明
    v116.0.0
    13 November 2025
    • Added
      @metamask/sdk 0.34.0
      • Introduces a new hideReturnToAppNotification option (default false) and passes it through to deeplink/QR URLs (#1350)

  • Wallet / Multichain API

    查看完整说明
    v0.14.0
    6 May 2025
    • Added
      • Add EIP-5792 methods: wallet_sendCalls, wallet_getCallsStatus, wallet_getCapabilities (#284)

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