MetaMask/core

View on GitHub

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

Stars: 413
Forks: 308
Open beginner issues: 0
Indexed issues: 325
Avg merge: 1d 4h
Merged PRs (30d): 253

Dominant language: TypeScript
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

325 open issues indexed

Fix suppressed lint errors in `logging-controller` Open

No-Epic team-confirmations

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7369 · Opened Dec 8, 2025
Fix suppressed lint errors in `gator-permissions-controller` Open

team-delegation

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7365 · Opened Dec 8, 2025
Fix suppressed lint errors in `gas-fee-controller` Open

No-Epic team-confirmations

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7364 · Opened Dec 8, 2025
Fix suppressed lint errors in `foundryup` Open

team-extension-platform team-mobile-platform

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7363 · Opened Dec 8, 2025
Fix suppressed lint errors in `ens-controller` Open

No-Epic team-confirmations

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7358 · Opened Dec 8, 2025
Fix suppressed lint errors in `eip1193-permission-middleware` Open

team-wallet-integrations

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7357 · Opened Dec 8, 2025
Fix suppressed lint errors in `eip-5792-middleware` Open

team-wallet-integrations

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7355 · 1 comment · Opened Dec 8, 2025
Fix suppressed lint errors in `earn-controller` Open

team-earn

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7354 · Opened Dec 8, 2025
Fix suppressed lint errors in `delegation-controller` Open

team-delegation

Difficulty 3/5 1-2 days Newbie friendliness 25/100

MetaMask/core#7353 · Opened Dec 8, 2025
Fix suppressed lint errors in `chain-agnostic-permission` Open

team-wallet-integrations

Difficulty 3/5 1-2 days Newbie friendliness 32/100

MetaMask/core#7348 · Opened Dec 8, 2025
Fix suppressed lint errors in `bridge-status-controller` Open

team-swaps-and-bridge

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7346 · Opened Dec 8, 2025
Fix suppressed lint errors in `bridge-controller` Open

team-swaps-and-bridge

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7345 · Opened Dec 8, 2025
Fix suppressed lint errors in `assets-controllers` Open

team-assets

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7343 · Opened Dec 8, 2025
Fix suppressed lint errors in `approval-controller` Open

No-Epic team-confirmations

Difficulty 3/5 1-2 days Newbie friendliness 30/100

MetaMask/core#7342 · Opened Dec 8, 2025
Fix suppressed lint errors in `analytics-controller` Open

team-extension-platform team-mobile-platform

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7340 · Opened Dec 8, 2025
Fix suppressed lint errors in `address-book-controller` Open

No-Epic team-confirmations

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

MetaMask/core#7339 · Opened Dec 8, 2025
Fix suppressed lint errors in `account-tree-controller` Open

team-accounts

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#7337 · Opened Dec 8, 2025
Fix suppressed lint errors Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

MetaMask/core#7335 · Opened Dec 8, 2025
eth-json-rpc-provider: Remove deprecated methods `send` and `sendAsync` Open

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

MetaMask/core#7059 · Opened Nov 5, 2025
[eth-block-tracker] Resolve lint config exceptions Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

MetaMask/core#6879 · Opened Oct 16, 2025
[eth-block-tracker]: `json-rpc-engine` should be a production dependency Open

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

MetaMask/core#6864 · 1 comment · Opened Oct 16, 2025
`network-controller`: Capture and keep status of network updated as requests are made Open

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

MetaMask/core#6836 · Opened Oct 14, 2025
Enforce that one of the changelog entries in a new release is marked as breaking if bumping to a major version Open

team-wallet-framework wf-release-process

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

MetaMask/core#6825 · Opened Oct 13, 2025
Ensure list of packages and dependency graph in README is kept up to date Open

team-core-platform team-wallet-framework

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

MetaMask/core#6694 · Opened Sep 23, 2025
Dissuade teams from adding side-effects in controller constructors Open

category-documentation github-migration-triaged team-core-platform team-wallet-framework wf-documentation

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

MetaMask/core#6569 · 1 comment · Opened Sep 11, 2025
Enable `exactOptionalPropertyTypes` Open

enhancement team-core-platform

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

MetaMask/core#6565 · Opened Sep 11, 2025
Release automation does not kick off if package is bumped but not root version (or vice versa) Open

team-wallet-framework wf-release-process

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

MetaMask/core#6480 · Opened Sep 5, 2025
Add check in CI to ensure that if a new package is added it starts off at 0.0.0 Open

team-wallet-framework wf-release-process

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

MetaMask/core#6448 · 1 comment · Opened Sep 3, 2025
`checkIsPasswordOutdated()` masks original errors in seedless controllers. Open

MetaMask/core#6436 · 1 assignee · Opened Sep 3, 2025
`generate-method-action-types.ts` does not take services into account Open

enhancement team-wallet-framework wf-wallet-framework

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

MetaMask/core#6407 · 1 comment · Opened Aug 27, 2025
`network-controller`: Capture whether a network is degraded as well as latency during `lookupNetwork` Open

team-wallet-framework wf-custom-rpc-ux

MetaMask/core#6378 · 1 comment · 1 assignee · Opened Aug 25, 2025
Migrate JSON-RPC stack to `JsonRpcEngineV2` Open

team-core-platform

Difficulty 5/5 Over a week Newbie friendliness 20/100

MetaMask/core#6327 · Opened Aug 15, 2025
Filter out all HD accounts in notification-services-controller Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

MetaMask/core#6323 · Opened Aug 15, 2025
Add ESLint rule to disallow the use of the `private` keyword Open

team-core-platform team-wallet-framework wf-lint-fixes

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

MetaMask/core#6313 · 1 comment · Opened Aug 14, 2025
Wrap requests issued by `RpcService` with a timeout Open

enhancement team-core-platform team-wallet-framework wf-network-controller-improvements

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

MetaMask/core#6306 · 1 comment · Opened Aug 13, 2025
Selectors are difficult to use directly in clients without assuming root state Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

MetaMask/core#6267 · 6 comments · Opened Aug 7, 2025
@metamask/foundryup "Invalid version" should not check version starts with 'v' Open

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

MetaMask/core#6245 · Opened Aug 6, 2025
Allow deletion of selected network Open

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

MetaMask/core#6162 · Opened Jul 22, 2025
Why are 712 delegation signatures disallowed in MM Core? Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

MetaMask/core#6125 · 2 comments · Opened Jul 16, 2025
Release automation won't kick off if a release PR is mistitled Open

team-wallet-framework wf-release-process

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

MetaMask/core#6119 · 1 comment · Opened Jul 15, 2025
Remove the need for peer dependencies between controller packages Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

MetaMask/core#6112 · Opened Jul 14, 2025
[utils] RegEx is slow (can we make faster hex functions?) Open

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

MetaMask/core#10208 · 2 comments · Opened Jul 8, 2025
[utils] `isHexChecksumAddress` is poorly named and documented Open

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

MetaMask/core#10207 · 1 comment · 1 reaction · Opened Jul 8, 2025
Add documentation on selectors Open

github-migration-triaged team-wallet-framework wf-documentation

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

MetaMask/core#6043 · 1 comment · Opened Jun 27, 2025
Implement Multi-Account Multicall for Token Balances Open

area-performance

MetaMask/core#6029 · 1 assignee · Opened Jun 24, 2025
[`polling-controller`] `network-controller` should be a direct dependency, not a peer dependency Open

team-wallet-framework wf-developer-velocity

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

MetaMask/core#6002 · Opened Jun 18, 2025
Provide a way to track identical controller state updates Open

team-wallet-framework wf-performance

Difficulty 5/5 Over a week Newbie friendliness 25/100

MetaMask/core#5992 · 1 comment · Opened Jun 17, 2025
Cancelling a release requires cleanup, which could be forgotten Open

team-wallet-framework wf-release-process

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

MetaMask/core#5979 · 1 comment · Opened Jun 13, 2025
[HOLD] Create a wallet library Open

enhancement team-wallet-framework wf-wallet-framework

Difficulty 5/5 Over a week Newbie friendliness 20/100

MetaMask/core#5957 · Opened Jun 11, 2025
NetworkController tests are very slow and should run faster Open

team-wallet-framework wf-developer-velocity

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

MetaMask/core#5944 · Opened Jun 9, 2025

MetaMask/core

Get new issues in your inbox