Repositories list

• metamask-mobile

  Public
  Mobile web browser providing access to websites that use the Ethereum blockchain

  javascriptandroidios+ 4react-nativeweb3metamaskdapps-browser

  TypeScript

  •

  Other

  •1.4k•2.6k•1.5k•300•Updated Oct 19, 2025Oct 19, 2025

• eth-phishing-detect

  Public
  Utility for detecting phishing domains targeting Web3 users

  TypeScript

  •

  Other

  •1k•1.2k•9•2•Updated Oct 19, 2025Oct 19, 2025

• metamask-extension

  Public
  🌐 🔌 The MetaMask browser extension enables browsing Ethereum blockchain enabled websites

  firefoxchromeextension+ 6operaethereumdappedgebravedapp-developers

  TypeScript

  •

  Other

  •5.4k•13k•2.1k•290•Updated Oct 19, 2025Oct 19, 2025

• mobile_bundlesize_stats

  Public
  Measuring mobile bundle size over time

  JavaScript

  •4•6•0•1•Updated Oct 19, 2025Oct 19, 2025

• metamask-storybook

  Public
  The Storybook for the MetaMask extension

  TypeScript

  •35•30•0•0•Updated Oct 19, 2025Oct 19, 2025

• metamask-docs

  Public
  Developer documentation for MetaMask

  documentationethereumblockchain+ 2cryptocurrencymetamask

  MDX

  •

  Apache License 2.0

  •1.5k•776•32•24•Updated Oct 19, 2025Oct 19, 2025

• snap-bitcoin-wallet

  Public
  Bitcoin Wallet Snap

  TypeScript

  •

  Apache License 2.0

  •4•9•0•3•Updated Oct 19, 2025Oct 19, 2025

• snaps-directory

  Public
  Explore community-built Snaps to customize your web3 experience via our official directory.

  TypeScript

  •15•19•8•11•Updated Oct 19, 2025Oct 19, 2025

• extension_benchmark_stats

  Public
  Measuring browser page load stats over time

  1•1•0•0•Updated Oct 18, 2025Oct 18, 2025

• extension_bundlesize_stats

  Public
  Measuring extension bundle size over time

  HTML

  •8•8•3•3•Updated Oct 18, 2025Oct 18, 2025

• core

  Public
  This monorepo is a collection of packages used across multiple MetaMask clients

  TypeScript

  •

  MIT License

  •252•361•268•213•Updated Oct 17, 2025Oct 17, 2025

• delegation-framework

  Public
  The contracts that power the Delegation Framework

  delegationsolidityweb3+ 4metamasksmart-walletaccount-abstraction4337

  Solidity

  •

  Apache License 2.0

  •74•152•4•23•Updated Oct 17, 2025Oct 17, 2025

• metamask-extension-ts-migration-dashboard

  Public
  A dashboard for tracking the TypeScript migration of the extension.

  JavaScript

  •7•6•0•1•Updated Oct 17, 2025Oct 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•9•2•16•Updated Oct 17, 2025Oct 17, 2025

• openlogin-expo-bare-sample

  Public
  Java

  •1•2•0•4•Updated Oct 17, 2025Oct 17, 2025

• metamask-module-template

  Public template
  A simple template repository for starting new modules in the latest MetaMask fashion.

  JavaScript

  •18•28•10•2•Updated Oct 17, 2025Oct 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

  •198•294•49•41•Updated Oct 17, 2025Oct 17, 2025

• tss-client-swift

  Public
  Swift

  •

  BSD 3-Clause "New" or "Revised" License

  •2•2•0•2•Updated Oct 17, 2025Oct 17, 2025

• snap-7715-permissions

  Public
  ERC-7715 Permissions Snap monorepo

  TypeScript

  •

  Apache License 2.0

  •1•2•2•6•Updated Oct 17, 2025Oct 17, 2025

• snaps

  Public
  Extend the functionality of MetaMask using Snaps

  monorepometamask

  TypeScript

  •

  Other

  •620•793•195•37•Updated Oct 17, 2025Oct 17, 2025

• contributor-docs

  Public
  Guides, best practices, and everything needed to contribute to MetaMask repositories effectively.

  JavaScript

  •

  MIT License

  •31•62•32•12•Updated Oct 17, 2025Oct 17, 2025

• web3-swift-mpc-provider

  Public
  tss signing provider to be used along with

  Swift

  •

  BSD 3-Clause "New" or "Revised" License

  •1•0•0•2•Updated Oct 17, 2025Oct 17, 2025

• templated-gator-7715

  Public
  An example ERC-7715 dapp built from https://github.com/MetaMask/gator-examples

  TypeScript

  •1•3•0•2•Updated Oct 16, 2025Oct 16, 2025

• contract-metadata

  Public
  A mapping of ethereum contract addresses to broadly accepted icons for those addresses.

  JavaScript

  •

  ISC License

  •1.2k•527•16•180•Updated Oct 16, 2025Oct 16, 2025

• eth-json-rpc-middleware

  Public archive
  Ethereum middleware for composing an Ethereum provider using json-rpc-engine. Intended to replace provider-engine

  TypeScript

  •

  ISC License

  •95•184•0•0•Updated Oct 16, 2025Oct 16, 2025

• eth-block-tracker

  Public archive
  A JS module for keeping track of the latest Ethereum block by polling an ethereum provider

  TypeScript

  •

  MIT License

  •85•134•0•0•Updated Oct 16, 2025Oct 16, 2025

• ocap-kernel

  Public
  The MetaMask Ocap Kernel monorepo.

  TypeScript

  •

  Apache License 2.0

  •5•7•42•3•Updated Oct 16, 2025Oct 16, 2025

• swaps-controller

  Public
  TypeScript

  •

  Other

  •0•1•10•15•Updated Oct 16, 2025Oct 16, 2025

• tx-categorize

  Public
  TypeScript

  •1•1•0•1•Updated Oct 16, 2025Oct 16, 2025

• snap-institutional-wallet

  Public
  Institutional wallets in MetaMask

  TypeScript

  •

  Apache License 2.0

  •0•3•0•1•Updated Oct 16, 2025Oct 16, 2025