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•1.4k•250•Updated Sep 12, 2025Sep 12, 2025

• eth-phishing-detect

  Public
  Utility for detecting phishing domains targeting Web3 users

  TypeScript

  •

  Other

  •1k•1.2k•4•4•Updated Sep 12, 2025Sep 12, 2025

• metamask-extension

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

  extensionoperaethereum+ 6dappedgebravedapp-developersfirefoxchrome

  TypeScript

  •

  Other

  •5.3k•13k•2.1k•316•Updated Sep 12, 2025Sep 12, 2025

• core

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

  TypeScript

  •

  MIT License

  •245•350•261•212•Updated Sep 12, 2025Sep 12, 2025

• mobile_bundlesize_stats

  Public
  Measuring mobile bundle size over time

  JavaScript

  •3•3•0•1•Updated Sep 12, 2025Sep 12, 2025

• extension_benchmark_stats

  Public
  Measuring browser page load stats over time

  0•0•0•0•Updated Sep 12, 2025Sep 12, 2025

• extension_bundlesize_stats

  Public
  Measuring extension bundle size over time

  HTML

  •8•7•3•3•Updated Sep 12, 2025Sep 12, 2025

• metamask-storybook

  Public
  The Storybook for the MetaMask extension

  TypeScript

  •34•28•0•0•Updated Sep 12, 2025Sep 12, 2025

• metamask-docs

  Public
  Developer documentation for MetaMask

  ethereumblockchaincryptocurrency+ 2metamaskdocumentation

  MDX

  •

  Apache License 2.0

  •1.4k•753•38•17•Updated Sep 12, 2025Sep 12, 2025

• metamask-design-system

  Public
  The design system for MetaMask products

  TypeScript

  •5•16•140•8•Updated Sep 12, 2025Sep 12, 2025

• metamask-extension-ts-migration-dashboard

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

  JavaScript

  •7•5•0•1•Updated Sep 12, 2025Sep 12, 2025

• delegation-toolkit

  Public
  A Viem-based Toolkit for integrating embedded smart contract wallets into dapps.

  TypeScript

  •

  Apache License 2.0

  •15•12•3•8•Updated Sep 12, 2025Sep 12, 2025

• ocap-kernel

  Public
  The MetaMask Ocap Kernel monorepo.

  TypeScript

  •

  Apache License 2.0

  •5•6•32•4•Updated Sep 12, 2025Sep 12, 2025

• semgrep-action

  Public
  GitHub Action to run Semgrep with custom rules. Results are uploaded to GitHub's Code Scanning API

  Shell

  •2•2•0•1•Updated Sep 12, 2025Sep 12, 2025

• snap-solana-wallet

  Public
  Solana Wallet Snap

  TypeScript

  •

  Apache License 2.0

  •3•1•0•2•Updated Sep 12, 2025Sep 12, 2025

• action-security-code-scanner

  Public
  A GitHub action aggregating SAST tools to scan code for vulnerabilities

  JavaScript

  •3•7•1•1•Updated Sep 12, 2025Sep 12, 2025

• smart-transactions-controller

  Public
  TypeScript

  •

  Other

  •9•13•5•16•Updated Sep 12, 2025Sep 12, 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 12, 2025Sep 12, 2025

• accounts

  Public
  Monorepo for MetaMask's account-related packages

  TypeScript

  •8•17•1•10•Updated Sep 12, 2025Sep 12, 2025

• snap-bitcoin-wallet

  Public
  Bitcoin Wallet Snap

  TypeScript

  •

  Apache License 2.0

  •4•4•0•1•Updated Sep 12, 2025Sep 12, 2025

• snaps-directory

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

  TypeScript

  •14•17•8•11•Updated Sep 12, 2025Sep 12, 2025

• utils

  Public
  Various JavaScript / TypeScript utilities of wide relevance to the MetaMask codebase.

  javascriptjsontime+ 3typescriptutilitiesutility-library

  TypeScript

  •

  ISC License

  •15•40•14•3•Updated Sep 12, 2025Sep 12, 2025

• contract-metadata

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

  JavaScript

  •

  ISC License

  •1.2k•521•15•183•Updated Sep 12, 2025Sep 12, 2025

• walletconnect-test-wallet

  Public
  Test Wallet (Web)

  TypeScript

  •

  GNU Lesser General Public License v3.0

  •120•0•0•2•Updated Sep 12, 2025Sep 12, 2025

• w3a-mpc-demo

  Public
  TypeScript

  •0•6•1•3•Updated Sep 12, 2025Sep 12, 2025

• siww-quickstart

  Public
  CSS

  •1•2•0•51•Updated Sep 12, 2025Sep 12, 2025

• web3auth-starkex-playground

  Public
  StarkEx Playground for Web3Auth

  TypeScript

  •1•3•0•2•Updated Sep 12, 2025Sep 12, 2025

• auto-changelog

  Public
  Utilities for validating and updating "Keep a Changelog" formatted changelogs

  TypeScript

  •

  Apache License 2.0

  •5•7•20•8•Updated Sep 11, 2025Sep 11, 2025

• action-checkout-and-setup

  Public
  Set up a Node.js environment with a reusable GitHub Action

  Shell

  •1•2•0•2•Updated Sep 11, 2025Sep 11, 2025

• eslint-config

  Public
  Shareable MetaMask ESLint config

  JavaScript

  •

  MIT License

  •21•9•34•5•Updated Sep 11, 2025Sep 11, 2025