react/metro

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🚇 The JavaScript bundler for React Native

Stars: 5.6k
Forks: 696
Open beginner issues: 0
Indexed issues: 106
Avg merge: 8m
Merged PRs (30d): 7

Dominant language: JavaScript
License: MIT
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

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106 issues indexed so far

Files changed during startup can be missed until restart Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

react/metro#1954 · Opened Sep 18, 2026
Please support Yarn PnP Open

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

react/metro#1928 · 2 comments · 2 reactions · Opened Sep 12, 2026
constant-folding-plugin emits 0/0 (NaN) for arithmetic on destructured bindings Open

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

react/metro#1927 · 1 comment · Opened Sep 12, 2026
FallbackWatcher: `#unregisterDir` rescans the whole directory registry per unlink, stalling the dev server on Windows Open

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

react/metro#1915 · 1 comment · Opened Sep 8, 2026
Feature: support cross-file transform inputs with cache and watch invalidation Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

react/metro#1902 · 2 comments · Opened Sep 4, 2026
[Metro 0.84.x] Silent catch in Bundler._initializedPromise causes misleading `Cannot read properties of undefined (reading 'transformFile')` instead of the real error Open

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

react/metro#1808 · Opened Aug 8, 2026
Dev bundle with source maps crashes: "Unexpected module with full source map found" Open

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

react/metro#1779 · 2 comments · Opened Jul 15, 2026
Support Node native modules (.node) and __non_webpack_require__ in Expo API Routes / Metro server environment Open

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

react/metro#1761 · Opened Jul 6, 2026
Rerunning Metro: Another process is running on port 8081. ? Use port 8082 instead? Open

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

react/metro#1735 · 1 comment · 1 reaction · Opened Jun 15, 2026
Transform fails on async arrow with rest param inside a conditional expression (VariableDeclarator id got SpreadElement) Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

react/metro#1725 · 1 comment · Opened Jun 7, 2026
[IOS] Can't connect to metro on a real device Open

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

react/metro#1637 · 1 comment · 2 reactions · Opened Jan 9, 2026
Metro can't resolve transitive dependencies when using bun as package manager Open

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

react/metro#1636 · Opened Jan 7, 2026
React Native DevTools not working on iOS physical device - Shows "Connect to Metro to debug JavaScript" Description Open

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

react/metro#1626 · 1 comment · 2 reactions · Opened Nov 28, 2025
@babel/runtime/ helpers/interopRequireDefault after upgrade from 0.72.3 to 0.82.1 Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

react/metro#1624 · 2 comments · Opened Nov 24, 2025
creating isolated bundles Open

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

react/metro#1618 · Opened Nov 18, 2025
Image assets fail to render in Yarn workspace monorepo with React Native 0.81.* and NX Open

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

react/metro#1615 · 12 comments · Opened Nov 17, 2025
Static images fail to load in monorepo on iOS Open

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

react/metro#1614 · 4 comments · Opened Nov 14, 2025
Can't require image with spaces, etc. in filename Open

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

react/metro#1609 · 2 comments · 1 reaction · Opened Nov 7, 2025
EXPO iOS Bundling failed 6832ms index.tsx (2181 modules) ERROR SyntaxError in node_modules/react-native/src/private/components/virtualview/VirtualView.js: ';' expected (93:19) match (mode) { Open

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

react/metro#1602 · 6 comments · 4 reactions · Opened Oct 13, 2025
[metro-resolver] Import resolution `package.json` lookup for ESM is not Node module resolution compliant Open

bug

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

react/metro#1582 · 2 comments · 1 reaction · Opened Sep 14, 2025
Tree Shaking Support Open

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

react/metro#1561 · 4 comments · 1 reaction · Opened Aug 19, 2025
Rust/swc migration Open

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

react/metro#1551 · 1 comment · Opened Aug 12, 2025
All imports are undefined in new metro config (react-native 0.72 and higher) Open

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

react/metro#1544 · 6 comments · 1 reaction · Opened Jul 31, 2025
Metro Resolver and Node.js Resolve Different package.json Files for the Same Package Open

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

react/metro#1517 · 6 comments · Opened Jun 10, 2025
Module Federation Support Open

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

react/metro#1480 · 22 comments · 51 reactions · Opened Mar 31, 2025
Different refresh behavior across Android and iOS on Metro 0.81.1 Open

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

react/metro#1440 · 4 comments · 1 reaction · Opened Feb 23, 2025
Metro resolver could not resolve an import when run via xCode or from deeper directory - works without watchman Open

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

react/metro#1426 · 3 comments · Opened Jan 13, 2025
Enable Virtual Module Resolution Open

Type: Feature Request

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

react/metro#1422 · 1 comment · Opened Dec 29, 2024
Error: EMFILE: too many open files, watch Open

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

react/metro#1405 · 20 comments · Opened Dec 14, 2024
Expose a way to change the host in config Open

👋🏻 Good First Issue Type: Feature Request

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

react/metro#1389 · 2 comments · Opened Nov 15, 2024
Importing Node-API .node modules in Expo Router API Routes? Open

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

react/metro#1377 · 9 comments · Opened Oct 27, 2024
Discussion: metro-file-map roadmap ideas that would be fantastic for monorepos Open

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

react/metro#1325 · 5 comments · 10 reactions · Opened Aug 19, 2024
Bundling for Web attempts to import node.js modules from dependencies due to improper compiler environment selection Open

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

react/metro#1277 · 1 comment · Opened May 28, 2024
Dynamic imports do not respect watchFolders configuration Open

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

react/metro#1269 · 8 comments · 3 reactions · Opened May 2, 2024
Handling of Special Characters in Asset File Names Causes Build Failures Open

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

react/metro#1266 · 2 comments · Opened Apr 30, 2024
Async import (lazy bundling) fails to resolve in a monorepo with React Native version 0.73-0.76 (Android only) Open

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

react/metro#1262 · 7 comments · 5 reactions · Opened Apr 28, 2024
[Feature Request] - Public env variables loading customization option Open

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

react/metro#1261 · 2 reactions · Opened Apr 26, 2024
Why is the "getModules" function only available in DEV mode? Open

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

react/metro#1254 · 7 comments · 7 reactions · Opened Apr 17, 2024
Load raw files as text and watch for changes Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

react/metro#1253 · 1 comment · 2 reactions · Opened Apr 16, 2024
Add types for `require.context` Open

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

react/metro#1232 · 1 comment · 2 reactions · Opened Mar 8, 2024
Including local packages from outside project root. Can we do better? Open

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

react/metro#1225 · 3 comments · 61 reactions · Opened Feb 16, 2024
React Native application does not update on many code changes when using vim Open

bug

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

react/metro#1211 · 6 comments · 1 reaction · Opened Feb 6, 2024
LogBox code frames for console.error/warn showing wrong code Open

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

react/metro#1298 · 5 comments · Opened Dec 14, 2023
None of these files exist Open

bug Needs: Triage :mag:

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

react/metro#1146 · 3 comments · 1 reaction · Opened Dec 1, 2023
`react-dom/server` cannot be resolved with `unstable_enablePackageExports` and condition `browser` Open

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

react/metro#1135 · 6 comments · 2 reactions · Opened Nov 10, 2023
(Suggestion): Add SWC Open

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

react/metro#1120 · 1 comment · 1 reaction · Opened Oct 19, 2023
[Help wanted] App broken when setting corejs=3 for '@babel/plugin-transform-runtime' Open

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

react/metro#1090 · Opened Sep 26, 2023
More clear documentation on Dynamic Imports Open

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

react/metro#1081 · 10 reactions · Opened Sep 12, 2023
React-Native-Web - From Webpack to Metro config. Open

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

react/metro#1052 · 4 comments · 5 reactions · Opened Aug 4, 2023
I can't use a symlinked package Open

Needs: Triage :mag:

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

react/metro#1029 · 8 comments · 1 reaction · Opened Jul 10, 2023

react/metro

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