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    537 repositories

    • metamask-mobile

      Public
      Mobile web browser providing access to websites that use the Ethereum blockchain
      javascriptandroidiosreact-nativeweb3metamaskdapps-browser
      TypeScript
      •
      Other
      •1.4k•2.6k•1.4k•244•Updated Sep 18, 2025Sep 18, 2025

    • mobile_bundlesize_stats

      Public
      Measuring mobile bundle size over time
      JavaScript
      •3•3•0•1•Updated Sep 18, 2025Sep 18, 2025

    • metamask-extension

      Public
      🌐 🔌 The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
      extensionoperaethereumdappedgebravedapp-developersfirefoxchrome
      TypeScript
      •
      Other
      •5.3k•13k•2.2k•304•Updated Sep 18, 2025Sep 18, 2025

    • metamask-storybook

      Public
      The Storybook for the MetaMask extension
      TypeScript
      •34•28•0•0•Updated Sep 18, 2025Sep 18, 2025

    • eth-phishing-detect

      Public
      Utility for detecting phishing domains targeting Web3 users
      TypeScript
      •
      Other
      •1k•1.2k•6•5•Updated Sep 18, 2025Sep 18, 2025

    • core

      Public
      This monorepo is a collection of packages used across multiple MetaMask clients
      TypeScript
      •
      MIT License
      •244•350•251•203•Updated Sep 18, 2025Sep 18, 2025

    • metamask-docs

      Public
      Developer documentation for MetaMask
      ethereumblockchaincryptocurrencymetamaskdocumentation
      MDX
      •
      Apache License 2.0
      •1.5k•753•38•17•Updated Sep 18, 2025Sep 18, 2025

    • extension_benchmark_stats

      Public
      Measuring browser page load stats over time
      0•0•0•0•Updated Sep 18, 2025Sep 18, 2025

    • extension_bundlesize_stats

      Public
      Measuring extension bundle size over time
      HTML
      •8•7•3•3•Updated Sep 18, 2025Sep 18, 2025

    • snap-bitcoin-wallet

      Public
      Bitcoin Wallet Snap
      TypeScript
      •
      Apache License 2.0
      •4•4•0•2•Updated Sep 18, 2025Sep 18, 2025

    • snaps-directory

      Public
      Explore community-built Snaps to customize your web3 experience via our official directory.
      TypeScript
      •14•17•8•11•Updated Sep 18, 2025Sep 18, 2025

    • metamask-extension-ts-migration-dashboard

      Public
      A dashboard for tracking the TypeScript migration of the extension.
      JavaScript
      •7•5•0•1•Updated Sep 17, 2025Sep 17, 2025

    • ocap-kernel

      Public
      The MetaMask Ocap Kernel monorepo.
      TypeScript
      •
      Apache License 2.0
      •5•6•31•4•Updated Sep 17, 2025Sep 17, 2025

    • github-tools

      Public
      An assortment of tools interacting with the GitHub API to get metrics for things like PR review comments/reviews
      TypeScript
      •4•7•1•13•Updated Sep 17, 2025Sep 17, 2025

    • auto-changelog

      Public
      Utilities for validating and updating "Keep a Changelog" formatted changelogs
      TypeScript
      •
      Apache License 2.0
      •5•7•20•7•Updated Sep 17, 2025Sep 17, 2025

    • metamask-design-system

      Public
      The design system for MetaMask products
      TypeScript
      •5•16•141•6•Updated Sep 17, 2025Sep 17, 2025

    • smart-transactions-controller

      Public
      TypeScript
      •
      Other
      •9•13•6•15•Updated Sep 17, 2025Sep 17, 2025

    • snaps-registry

      Public
      A registry containing metadata about verified and blocked Snaps.
      TypeScript
      •
      Apache License 2.0
      •22•39•10•20•Updated Sep 17, 2025Sep 17, 2025

    • metamask-mobile-jcastro

      Public
      Mobile web browser providing access to websites that use the Ethereum blockchain
      TypeScript
      •
      Other
      •1.4k•0•0•2•Updated Sep 17, 2025Sep 17, 2025

    • SIPs

      Public
      Snaps Improvement Proposals
      sipsnapsmetamask
      HTML
      •
      Creative Commons Zero v1.0 Universal
      •17•42•6•9•Updated Sep 17, 2025Sep 17, 2025

    • metamask-sdk

      Public
      The simplest yet most secure way to connect your blockchain-based applications to millions of MetaMask Wallet users.
      TypeScript
      •
      Other
      •187•278•46•37•Updated Sep 17, 2025Sep 17, 2025

    • extension-port-stream

      Public
      A module for creating a node style stream over a WebExtension port object.
      TypeScript
      •
      ISC License
      •11•25•2•5•Updated Sep 17, 2025Sep 17, 2025

    • mobile-wallet-protocol

      Public
      Mobile Wallet Protocol provides a way to securely connect dApps to the Metamask Mobile Wallet
      TypeScript
      •1•2•0•2•Updated Sep 17, 2025Sep 17, 2025

    • multichain-api-client

      Public
      TypeScript
      •
      ISC License
      •1•0•0•2•Updated Sep 17, 2025Sep 17, 2025

    • snaps

      Public
      Extend the functionality of MetaMask using Snaps
      monorepometamask
      TypeScript
      •
      Other
      •608•784•195•41•Updated Sep 17, 2025Sep 17, 2025

    • template-snap-monorepo

      Public template
      TypeScript
      •
      Apache License 2.0
      •93•124•3•9•Updated Sep 17, 2025Sep 17, 2025

    • snap-7715-permissions

      Public
      ERC-7715 Permissions Snap monorepo
      TypeScript
      •
      Apache License 2.0
      •1•1•2•4•Updated Sep 17, 2025Sep 17, 2025

    • delegation-toolkit

      Public
      A Viem-based Toolkit for integrating embedded smart contract wallets into dapps.
      TypeScript
      •
      Apache License 2.0
      •16•13•3•10•Updated Sep 17, 2025Sep 17, 2025

    • test-dapp

      Public
      The sample dapp used for e2e testing and metamask-extension QA
      JavaScript
      •
      MIT License
      •364•626•29•21•Updated Sep 16, 2025Sep 16, 2025

    • gator-extension

      Public
      Gator extension for Scaffold ETH 2
      TypeScript
      •0•0•0•1•Updated Sep 16, 2025Sep 16, 2025