MetaMask/core

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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

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325 open issues indexed

Ensure all test assertions/matchers are executed during the test, before it ends Open

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

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

MetaMask/core#748 · Opened Mar 23, 2022
Minimize use of setup/teardown hooks (e.g. `before`, `beforeEach`, `after`, `afterEach`) Open

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

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

MetaMask/core#746 · Opened Mar 23, 2022
Use Jest for stubbing modules rather than Sinon Open

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

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

MetaMask/core#744 · Opened Mar 23, 2022
Minimize the use of `/* istanbul ignore */` comments Open

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

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

MetaMask/core#743 · Opened Mar 23, 2022
Improve test coverage for `src/gas/gas-util.ts` Open

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

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

MetaMask/core#734 · Opened Mar 19, 2022
Consider allowing permission revocation calls for permissions that do not exist Open

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

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

MetaMask/core#718 · 1 reaction · Opened Mar 11, 2022
Merge extension and mobile controllers Open

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

Difficulty 5/5 Over a week Newbie friendliness 15/100

MetaMask/core#700 · 5 comments · Opened Mar 1, 2022
Fallback to getting collectible contract information from the contract itself. Open

team-assets

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

MetaMask/core#686 · 3 comments · Opened Feb 2, 2022
Migrate cryptography to noble Open

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

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

MetaMask/core#682 · 3 comments · 3 reactions · Opened Jan 26, 2022
Rename Controller metadata `anonymous` property Open

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

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

MetaMask/core#643 · 1 comment · 1 reaction · Opened Nov 25, 2021
Limit significant digits in Token ContractExchangeRates values Open

team-assets

MetaMask/core#639 · 1 assignee · Opened Nov 23, 2021
Extend PreferencesController to allow for saving advanced gas fee settings Open

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

MetaMask/core#620 · 1 assignee · Opened Oct 27, 2021
Improve `PermissionSpecification` type safety Open

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

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

MetaMask/core#720 · Opened Oct 26, 2021
Permission controller "origins" may encompass multiple distinct websites Open

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

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

MetaMask/core#722 · Opened Aug 25, 2021
excessive use of safelyExecute Open

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

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

MetaMask/core#543 · 2 comments · Opened Jul 28, 2021
Ensure all async operations are completed before tests end Open

team-wallet-framework wf-bugs

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

MetaMask/core#493 · Opened Jun 15, 2021
[utils] Forbid `undefined` values on request and response objects Open

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

MetaMask/core#10199 · 1 comment · Opened May 18, 2021
Migrate API interactions from controllers to API modules Open

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

Difficulty 4/5 3-5 days Newbie friendliness 32/100

MetaMask/core#430 · Opened Mar 24, 2021
Improve unit tests Open

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

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

MetaMask/core#413 · 3 reactions · Opened Mar 18, 2021
Add unit tests for types Open

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

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

MetaMask/core#379 · Opened Mar 8, 2021
[Gain peace of mind with seed phrase] 13th word/password support Open

enhancement team-wallet-framework wf-user-facing-features

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

MetaMask/core#330 · Opened Jan 23, 2021
Add `justification` field Open

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

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

MetaMask/core#719 · 1 comment · Opened Feb 4, 2019
Create EthereumAddress interface and class Open

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

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

MetaMask/core#25 · 1 comment · 1 reaction · Opened Nov 14, 2018
Review all controllers for offline use Open

enhancement

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

MetaMask/core#13 · 1 comment · Opened Aug 15, 2018
[eth-block-tracker] Feature: detect chain reorgs Open

team-wallet-framework

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

MetaMask/core#6867 · 4 comments · 1 reaction · Opened Apr 11, 2018

MetaMask/core

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