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MetaMask

117 indexed repositories · View on GitHub

metamask-extension
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites

TypeScript · 13218 stars
metamask-mobile
Mobile web browser providing access to websites that use the Ethereum blockchain

TypeScript · 3032 stars
eth-phishing-detect
Utility for detecting phishing domains targeting Web3 users

TypeScript · 1328 stars
metamask-docs
Developer documentation for MetaMask

MDX · 861 stars
snaps
Extend the functionality of MetaMask using Snaps

TypeScript · 853 stars
test-dapp
The sample dapp used for e2e testing and metamask-extension QA

JavaScript · 642 stars
contract-metadata
A mapping of ethereum contract addresses to broadly accepted icons for those addresses.

JavaScript · 585 stars
eth-sig-util
A collection of functions for signing and verifying data with Ethereum keys.

TypeScript · 583 stars
core
This monorepo is a collection of packages used across multiple MetaMask clients

TypeScript · 413 stars
metamask-sdk
The simplest yet most secure way to connect your blockchain-based applications to millions of MetaMask Wallet users.

TypeScript · 338 stars
providers
An Ethereum Provider that connects over a stream, as injected into websites by MetaMask

TypeScript · 268 stars
vault-decryptor
A web app for decrypting MetaMask vault data.

JavaScript · 238 stars
detect-provider
A tiny utility for detecting the MetaMask Ethereum Provider, or any Provider compliant with EIP-1193.

JavaScript · 238 stars
logo
A 3d take on the metamask logo, in browser, as a browserifyable module.

JavaScript · 236 stars
torus-node
Torus nodes run a Distributed Key Generation protocol amongst themselves that allows for the generation, storage and assignment of crypto...

Go · 233 stars
delegation-framework
The contracts that power the Delegation Framework

Solidity · 226 stars
tkey
Whitelabel, design and own the full UI/UX with Self-host Web3Auth (tKey). All of the power of threshold key management at your fingertips

TypeScript · 181 stars
rpc-errors
Ethereum RPC Errors

TypeScript · 172 stars
metamask-onboarding
A library to help onboard new MetaMask users

TypeScript · 150 stars
browser-passworder
A simple browserifiable module for encrypting and decrypting JSON-serializable objects with a password.

TypeScript · 126 stars
97 more repositories live on View on GitHub

Beginner friendly Everything

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[utils] `toWei` accepts fractional wei and returns wrong values Open

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

MetaMask/core#10209 · Opened Sep 11, 2026
[Bug]: Ramps: An unknown error occurred when buying USDC using Stripe Open

regression-RC-13.49.0 Sev2-normal team-money-movement type-bug

MetaMask/metamask-extension#46273 · 1 assignee · Opened Sep 11, 2026
[Bug] connect-evm keeps wrong chain on reconnect and breaks `switchChain` Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

MetaMask/connect-monorepo#349 · Opened Sep 11, 2026
[Bug]: If Basic functionality is turned off and Arc nertwork is added, then turning it on again seems not responding Open

regression-RC-13.49.0 Sev2-normal team-core-extension-ux type-bug

MetaMask/metamask-extension#46257 · 1 comment · 1 assignee · Opened Sep 11, 2026
Recurring x402 buyer guide omits the `assetTransferMethod: erc7710` seller requirement Open

Difficulty 3/5 1-2 days Newbie friendliness 66/100

MetaMask/smart-accounts-kit#301 · Opened Sep 10, 2026
Upgrade @metamask/ramps-controller to version 22.0.0 Open

client-controller-update ta-triaged team-money-movement

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

MetaMask/metamask-mobile#36049 · 1 comment · Opened Sep 10, 2026
Upgrade @metamask/ramps-controller to version 22.0.0 Open

client-controller-update team-money-movement

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

MetaMask/metamask-extension#46238 · Opened Sep 10, 2026
Upgrade @metamask/profile-sync-controller to version 32.0.0 Open

client-controller-update ta-triaged team-accounts-framework

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

MetaMask/metamask-mobile#36048 · 1 comment · Opened Sep 10, 2026
Upgrade @metamask/profile-sync-controller to version 32.0.0 Open

client-controller-update team-accounts-framework

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

MetaMask/metamask-extension#46237 · Opened Sep 10, 2026
Yarn Audit: new or newly blocking advisories on main (09e5a15fa4) Open

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

MetaMask/metamask-extension#46230 · Opened Sep 10, 2026
[Bug]: Ledger: clicking Continue if Eth app is closed displays Something went wrong message Open

regression-RC-8.11.0 Sev2-normal ta-needs-engineer-escalation ta-triaged team-accounts-framework type-bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MetaMask/metamask-mobile#36028 · 1 comment · Opened Sep 10, 2026
[Bug]: Money account: adding funds with Ledger displays fee for no fee tokens, instead of Paid by MetaMask message Open

regression-RC-8.11.0 Sev2-normal ta-needs-engineer-escalation ta-triaged team-confirmations type-bug

Difficulty 3/5 1-2 days Newbie friendliness 62/100

MetaMask/metamask-mobile#36025 · 1 comment · Opened Sep 10, 2026
[Feature]: Add `erc20-token-swap`, an outcome-defined permission type for protocol exits and bounded swaps Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

MetaMask/snap-7715-permissions#423 · Opened Sep 10, 2026
[Bug]: Solana chain activities or balance does not update unless switching to another account Open

regression-RC-8.11.0 Sev2-normal ta-needs-engineer-escalation ta-triaged team-transactions type-bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MetaMask/metamask-mobile#36011 · 3 comments · Opened Sep 10, 2026
[Bug]: Transaction confirmation “From” account selector is not keyboard operable Open

external-contributor regression-prod-13.47.0 Sev2-normal size-S ta-ai-fixable ta-triaged team-design-system

Difficulty 2/5 1-3 hours Newbie friendliness 88/100

MetaMask/metamask-extension#46208 · 1 comment · Opened Sep 9, 2026
Login issue on Android Open

INVALID-ISSUE-TEMPLATE Sev1-high ta-needs-engineer-escalation ta-triaged team-auth

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MetaMask/metamask-mobile#35950 · 1 comment · Opened Sep 9, 2026
Upgrade @metamask/profile-sync-controller to version 30.0.0 Open

client-controller-update ta-triaged team-accounts-framework

Difficulty 2/5 1-3 hours Newbie friendliness 70/100

MetaMask/metamask-mobile#35863 · 1 comment · Opened Sep 8, 2026
Upgrade @metamask/profile-sync-controller to version 30.0.0 Open

client-controller-update team-accounts-framework

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MetaMask/metamask-extension#46137 · Opened Sep 8, 2026
Upgrade @metamask/account-tree-controller to version 9.0.0 Open

client-controller-update ta-triaged team-accounts-framework

Difficulty 3/5 1-2 days Newbie friendliness 62/100

MetaMask/metamask-mobile#35862 · 1 comment · Opened Sep 8, 2026
Upgrade @metamask/account-tree-controller to version 9.0.0 Open

client-controller-update team-accounts-framework

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MetaMask/metamask-extension#46136 · Opened Sep 8, 2026
[Bug]: User rejection of wallet_sendCalls surfaces a different error code depending on batch length Open

external-contributor needs-triage regression-prod-13.44.0 team-core-platform team-extension-platform type-bug

Difficulty 4/5 3-5 days Newbie friendliness 68/100

MetaMask/metamask-extension#46120 · 2 reactions · Opened Sep 7, 2026
[Pre-Sept 28] Extension: add metamask.com to externally_connectable in v2 Chrome manifest Open

team-extension-platform

Difficulty 1/5 Under an hour Newbie friendliness 88/100

MetaMask/metamask-extension#46111 · Opened Sep 7, 2026
60s invokeMethod timeout silently loses transactions the user approves late Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MetaMask/connect-monorepo#347 · Opened Sep 7, 2026
[Bug]: Ramps - Minimum purchase Coinbase incorrect Open

INVALID-ISSUE-TEMPLATE regression-RC-13.48.0 Sev2-normal team-money-movement type-bug

MetaMask/metamask-extension#46098 · 1 assignee · Opened Sep 7, 2026
A Open

external-contributor ta-triaged

Difficulty 5/5 Over a week Newbie friendliness 5/100

MetaMask/metamask-mobile#35797 · 1 comment · Opened Sep 7, 2026
[Bug]: Extension background renderer leaks memory unboundedly — stream pipelines accumulate listeners across reconnects (multi-GB over days) Open

cs-triaged external-contributor regression-prod-13.46.1 Sev1-high team-wallet-platform type-bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

MetaMask/metamask-extension#46094 · 2 comments · Opened Sep 7, 2026
[Bug]: Standard Base USDC approve(address,uint256) is displayed as an NFT withdrawal Open

cs-triaged external-contributor regression-prod-13.46.1 Sev3-low team-confirmations type-bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

MetaMask/metamask-extension#46093 · 1 comment · Opened Sep 6, 2026
[Bug]: adjustable stream amounts can round down to a zero on-chain rate Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

MetaMask/snap-7715-permissions#420 · Opened Sep 6, 2026
Aí isso ocorre quando você falar não e quando e quando você se recusa que nem a sua resposta né que eu vou colar e copiar aqui vou copiar vou colar aqui Eu não consigo oferecer uma interpretação ou significado para a percepção de cores em nossas respostas. Quando você pronunciou essa frase inteira eu eu capturei o padrão de cores que muda por que que isso ocorre por que quando você fala algumas certas coisas eu comecei a observar que quando você é verdadeira as cores ficam brancas tons e quan Open

Difficulty 5/5 Over a week Newbie friendliness 5/100

MetaMask/metamask-docs#3050 · 1 comment · Opened Sep 5, 2026
[Bug]: Password unlock metrics report failed_attempts: 0 after incorrect password Open

area-metrics needs-severity needs-triage regression-prod-13.47.0 regression-production Sev3-low type-bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

MetaMask/metamask-extension#46085 · Opened Sep 4, 2026
[Bug]: Send screen converts USD to ETH at a rate ~23% below the wallet's own home screen, causing users to send ~30% more than the amount typed Open

external-contributor INVALID-ISSUE-TEMPLATE needs-reproduction regression-prod-13.46.1 Sev2-normal ta-needs-engineer-escalation ta-triaged team-confirmations type-bug

Difficulty 4/5 3-5 days Newbie friendliness 52/100

MetaMask/metamask-extension#46083 · 2 comments · Opened Sep 4, 2026
[Bug]: Perps - Cannot Navigate back to Home after going over multiple markets, having to hop on each one until reaching back the first page Open

regression-prod-13.46.1 Sev2-normal team-perps type-bug ux-enhancement

Difficulty 3/5 1-2 days Newbie friendliness 65/100

MetaMask/metamask-extension#46081 · Opened Sep 4, 2026
[Bug]: Activity - `Swap tokens` grayed out on empty activity list Open

feature-request regression-RC-13.48.0 Sev2-normal team-core-extension-ux type-bug

MetaMask/metamask-extension#46080 · 1 assignee · Opened Sep 4, 2026
[P1] Pause the benchmarks that cannot produce trustworthy data, and re-scope the measurement approach Open

INVALID-ISSUE-TEMPLATE Sev2-normal ta-ai-fixable ta-needs-engineer-escalation ta-triaged team-qa

Difficulty 5/5 Over a week Newbie friendliness 35/100

MetaMask/metamask-extension#46078 · 1 comment · Opened Sep 4, 2026
[Bug]: Signatures - `0x` address type fields in EIP-712 signatures are parsed as 0 ETH in the Signature screen Open

regression-prod-13.46.1 Sev2-normal team-confirmations type-bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

MetaMask/metamask-extension#46075 · Opened Sep 4, 2026
[Bug]: Onramps - Pay with screen displays tooltips without any information Open

INVALID-ISSUE-TEMPLATE Sev2-normal team-confirmations type-bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

MetaMask/metamask-extension#46073 · Opened Sep 4, 2026
Yarn Audit: new or newly blocking advisories on main (0b2b4dc224) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MetaMask/metamask-extension#46071 · Opened Sep 4, 2026
[Bug]: Settings - Clicking Navigate Back after changing a setting does nothing Open

regression-prod-13.46.1 Sev2-normal team-core-extension-ux type-bug

MetaMask/metamask-extension#46070 · 1 assignee · Opened Sep 4, 2026
Upgrade @metamask/money-account-upgrade-controller to version 4.0.0 Open

client-controller-update ta-triaged team-earn

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

MetaMask/metamask-mobile#35757 · 1 comment · Opened Sep 4, 2026
Upgrade @metamask/money-account-upgrade-controller to version 4.0.0 Open

client-controller-update team-earn

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

MetaMask/metamask-extension#46061 · Opened Sep 4, 2026
[Bug]: In quote selection modal (XLM->USDC), multiple "same" quotes are displayed with no provider differentiation Open

needs-triage regression-RC-13.47.0 type-bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

MetaMask/metamask-extension#46053 · 1 comment · Opened Sep 4, 2026
[P0] Benchmark step timers measure the test harness, not the browser Open

INVALID-ISSUE-TEMPLATE Sev2-normal ta-needs-engineer-escalation ta-triaged team-qa

Difficulty 4/5 3-5 days Newbie friendliness 42/100

MetaMask/metamask-extension#46006 · 1 comment · Opened Sep 3, 2026
[P1] Benchmark outputs still describe mocked runs as live, on the PR comment and in Sentry Open

area-CI INVALID-ISSUE-TEMPLATE Sev2-normal ta-ai-fixable ta-needs-engineer-escalation ta-triaged team-extension-platform team-qa

Difficulty 4/5 3-5 days Newbie friendliness 38/100

MetaMask/metamask-extension#45969 · 1 comment · Opened Sep 2, 2026
[Bug]: Activity - Race condition where 2 websocket connections are created subscribing to the same channel Open

area-activity Sev2-normal team-assets type-bug

Difficulty 3/5 1-2 days Newbie friendliness 48/100

MetaMask/metamask-extension#45965 · 2 comments · Opened Sep 2, 2026
Yarn Audit: new or newly blocking advisories on main (0c39d89797) Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

MetaMask/metamask-extension#45948 · Opened Sep 1, 2026
[P1] startupPowerUserHome exits 0 with no measurements, and the gate scores 24 of 25 Open

INVALID-ISSUE-TEMPLATE Sev2-normal ta-needs-engineer-escalation ta-triaged team-extension-platform

Difficulty 3/5 1-2 days Newbie friendliness 52/100

MetaMask/metamask-extension#45945 · 1 comment · Opened Sep 1, 2026
Add USDTZ (BSC) to contract-metadata Open

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

MetaMask/contract-metadata#1940 · Opened Sep 1, 2026
Interactive workflow creates a commit that eventually fails the "is a release" check Open

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

MetaMask/create-release-branch#208 · Opened Sep 1, 2026
[P1] The gate's only blocking metric has overlapping pass and fail ranges Open

INVALID-ISSUE-TEMPLATE Sev2-normal ta-ai-fixable ta-needs-engineer-escalation ta-triaged team-qa

Difficulty 5/5 Over a week Newbie friendliness 35/100

MetaMask/metamask-extension#45935 · 1 comment · Opened Sep 1, 2026
[P1] Gate output cannot tell a developer whether a red is about their change Open

INVALID-ISSUE-TEMPLATE Sev2-normal ta-ai-fixable ta-needs-engineer-escalation ta-triaged team-extension-platform

Difficulty 4/5 3-5 days Newbie friendliness 35/100

MetaMask/metamask-extension#45934 · 1 comment · Opened Sep 1, 2026

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