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

PreferencesController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1609 · Opened Aug 18, 2023
PhishingController: Refactor Open

team-assets team-wallet-framework wf-controller-tech-debt

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

MetaMask/core#1608 · Opened Aug 18, 2023
NftDetectionController: Refactor Open

team-assets team-wallet-framework wf-controller-tech-debt

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

MetaMask/core#1607 · Opened Aug 18, 2023
NftController: Refactor Open

team-assets team-wallet-framework wf-controller-tech-debt

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

MetaMask/core#1606 · Opened Aug 18, 2023
EnsController: Refactor Open

team-assets team-wallet-framework wf-controller-tech-debt

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

MetaMask/core#1605 · Opened Aug 18, 2023
CurrencyRateController: Refactor Open

team-assets team-wallet-framework wf-controller-tech-debt

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

MetaMask/core#1604 · Opened Aug 18, 2023
NftDetectionController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1601 · Opened Aug 18, 2023
GasFeeController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1600 · Opened Aug 17, 2023
TokensController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1599 · Opened Aug 17, 2023
TokenRatesController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1598 · Opened Aug 17, 2023
NftController: Write comprehensive unit tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1597 · Opened Aug 17, 2023
Document architecture of the core monorepo Open

category-documentation team-wallet-framework wf-documentation

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

MetaMask/core#1588 · 2 comments · Opened Aug 16, 2023
Consider enforcing development Node version using `engines` plugin Open

team-wallet-framework wf-ci-tooling

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

MetaMask/core#1558 · 1 comment · 1 reaction · Opened Jul 26, 2023
Store network status and details for all active networks Open

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

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

MetaMask/core#1545 · Opened Jul 21, 2023
Reorganize network client tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#1542 · Opened Jul 20, 2023
Introduce concept of `PermissionGroups` to the `PermissionController` Open

team-wallet-framework wf-permission-controller-improvements

MetaMask/core#1459 · 4 comments · 1 assignee · Opened Jun 28, 2023
[eth-json-rpc-middleware] [fetch] Support Retry-After response header Open

enhancement

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

MetaMask/core#6872 · Opened Jun 15, 2023
[eth-json-rpc-middleware] [fetch] Add support for cancelling requests Open

enhancement

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

MetaMask/core#6873 · Opened Jun 15, 2023
Align keyrings `destroy` / `dispose` API Open

Epic team-wallet-framework wf-keyring

Difficulty 4/5 3-5 days Newbie friendliness 25/100

MetaMask/core#1428 · Opened Jun 15, 2023
Improve phishing controller state names Open

enhancement team-product-safety

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

MetaMask/core#1340 · Opened May 8, 2023
Update lint hook to only lint files that have been changed for the current branch Open

team-wallet-framework wf-ci-tooling

MetaMask/core#1333 · 2 comments · 1 assignee · Opened May 5, 2023
Consolidate Infura and custom network clients Open

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

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

MetaMask/core#1279 · 1 comment · 1 reaction · Opened Apr 27, 2023
Add validation of suggested metadata on ERC20 `wallet_watchAsset` confirmation Open

team-assets team-wallet-api-platform

MetaMask/core#1207 · 2 assignees · Opened Apr 18, 2023
watchAsset for NFT does not exist Open

team-assets

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

MetaMask/core#1193 · Opened Apr 16, 2023
Investigate whether "cancel" transactions should be pushed to state in Transactions Controller as we do with "speed up" transactions Open

team-confirmations Transactions

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

MetaMask/core#1168 · 1 comment · Opened Apr 5, 2023
[eth-block-tracker] Figure out a way to completely stop a polling block tracker in tests Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#6870 · Opened Feb 7, 2023
[eth-block-tracker] When destroying a PollingBlockTracker, unset the last timer created during the polling loop Open

team-wallet-framework wf-test-quality-improvement

Difficulty 2/5 1-3 hours Newbie friendliness 38/100

MetaMask/core#6869 · Opened Jan 30, 2023
Migrate libraries into core monorepo Open

enhancement Epic team-wallet-framework wf-epics

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

MetaMask/core#1079 · 4 comments · Opened Jan 25, 2023
Support EIP-6120 Open

enhancement team-confirmations

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

MetaMask/core#1036 · Opened Jan 3, 2023
Add script to update copyright years in LICENSE files across the board Open

team-wallet-framework wf-project-standardization

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

MetaMask/core#1000 · 2 comments · Opened Dec 1, 2022
Improve output when running commands across the whole monorepo Open

team-wallet-framework wf-ci-tooling

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

MetaMask/core#988 · 3 comments · Opened Nov 23, 2022
Update dependency graph in README to show dependencies, peerDependencies, and devDependencies Open

team-wallet-framework wf-ci-tooling

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

MetaMask/core#979 · Opened Nov 18, 2022
[utils] Add tests for opaque types Open

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

MetaMask/core#10200 · Opened Nov 18, 2022
Improve PhishingController error handling Open

enhancement team-product-safety

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

MetaMask/core#923 · 1 comment · Opened Sep 28, 2022
Establish test helper function pattern across all controllers Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#922 · Opened Sep 27, 2022
TokenListController tests are brittle Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#917 · 1 reaction · Opened Sep 22, 2022
[eth-json-rpc-middleware] Some Infura RPC methods should be cached but are not Open

team-wallet-framework

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

MetaMask/core#6874 · 4 comments · Opened Sep 9, 2022
Add `clearSubscriptions` to RestrictedMessenger to clear handlers for a given namespace Open

enhancement team-wallet-framework wf-general-dx

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

MetaMask/core#904 · Opened Sep 7, 2022
[eth-json-rpc-middleware] Response cache needs to be invalidated when `chainId` changes Open

team-wallet-framework wf-bugs

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

MetaMask/core#6875 · 1 comment · Opened Aug 13, 2022
[eth-json-rpc-middleware] Add referrer to request Open

enhancement team-wallet-framework wf-general-dx

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

MetaMask/core#6876 · Opened Aug 4, 2022
Please add `wallet_getAssets` method to `TokenController`, or silently ignore `wallet_watchAssets` if token already added Open

team-assets

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

MetaMask/core#880 · 2 reactions · Opened Jul 25, 2022
Encapsulate snap update permission operations in `PermissionController` Open

team-wallet-framework wf-permission-controller-improvements

MetaMask/core#871 · 1 comment · 1 assignee · Opened Jul 11, 2022
expose KeyringControler.verifyPassword Open

team-wallet-framework wf-still-a-thing

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

MetaMask/core#870 · 3 comments · Opened Jul 8, 2022
Create `non-standard` class to handle non-standard but common token read methods Open

team-assets

MetaMask/core#837 · 1 assignee · Opened May 19, 2022
[eth-json-rpc-middleware] Improve test coverage Open

team-wallet-framework wf-test-quality-improvement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

MetaMask/core#6877 · Opened Apr 27, 2022
[eth-block-tracker] Use Jest's fake timers instead of a custom stub Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#6868 · 1 comment · Opened Apr 25, 2022
KeyringController:signTransaction does not cover all check for valid transaction Open

team-wallet-framework wf-bugs

MetaMask/core#800 · 1 assignee · Opened Apr 25, 2022
KeyringController:signPersonalMessage does not fail if empty data is passed. Open

team-wallet-framework wf-bugs

MetaMask/core#799 · 1 comment · 1 assignee · Opened Apr 25, 2022
Don't stub prototypes Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#750 · Opened Mar 23, 2022
Don't test private functions Open

team-wallet-framework wf-test-quality-improvement

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

MetaMask/core#749 · Opened Mar 23, 2022

MetaMask/core

Get new issues in your inbox