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react

6 indexed repositories · View on GitHub

react
The library for web and native user interfaces.

JavaScript · 250584 stars
react-native
A framework for building native applications using React

C++ · 126650 stars
yoga
Yoga is an embeddable layout engine targeting web standards.

C++ · 18914 stars
metro
🚇 The JavaScript bundler for React Native

JavaScript · 5636 stars
react-strict-dom
React Strict DOM (RSD) standardizes the development of styled React components for web and native.

JavaScript · 3564 stars
react-native-website
The React Native website and docs

MDX · 2160 stars

Beginner friendly Everything

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React Native 0.88.x-rc crash on iPhone Duo Open

Needs: Triage :mag: p: Callstack Partner

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

react/react-native#58606 · 2 comments · Opened Sep 19, 2026
enableSchedulerDelegateInvalidation defaults to false, leaving Scheduler's deferred delegate callbacks exposed to use-after-free (EXC_BAD_ACCESS on the JS thread during teardown) Open

Needs: Author Feedback Needs: Repro

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

react/react-native#58601 · 1 comment · Opened Sep 19, 2026
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
RN 0.87 | Blank dev tools is coming Open

Debugging Needs: Author Feedback Needs: Repro Needs: Version Info

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

react/react-native#58590 · 4 comments · Opened Sep 18, 2026
[Android] Set AccessibilityNodeInfo.stateDescription so TalkBack stops reading "checked. on." on switches Open

Needs: Author Feedback Needs: Repro

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

react/react-native#58588 · 1 comment · Opened Sep 18, 2026
Bug: false "change in the order of Hooks" warning when a component suspends twice via use() Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

react/react#37655 · 2 comments · Opened Sep 18, 2026
Bug: view-transition-class is replaced by view-transition-name after a Suspense boundary reveals Open

Status: Unconfirmed

Difficulty 3/5 1-2 days Newbie friendliness 15/100

react/react#37652 · Opened Sep 17, 2026
ScrollView maintainVisibleContentPosition applies the anchor delta to the already-clamped offset when content shrinks (iOS + Android, Fabric) Open

Component: ScrollView Needs: Triage :mag: Platform: Android Platform: iOS

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

react/react-native#58578 · 1 comment · Opened Sep 17, 2026
[DevTools Bug]: DevTools v8.0.0 freezes with large vDom trees Open

Component: Developer Tools Status: Unconfirmed Type: Bug

react/react#37649 · 1 comment · 1 assignee · Opened Sep 17, 2026
[Compiler Bug]: Rust backend decodes user text that looks like `__SURROGATE_XXXX__` into a lone surrogate Open

Difficulty 4/5 3-5 days Newbie friendliness 54/100

react/react#37647 · Opened Sep 17, 2026
`requestIdleCallback` is not defined in TS types Open

Needs: Triage :mag:

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

react/react-native#58565 · 1 comment · 2 reactions · Opened Sep 16, 2026
BUNDLE and MAP process for index.js is taking a long time Open

📦Bundler Debugging Needs: Author Feedback Needs: Repro

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

react/react-native#58557 · 1 comment · Opened Sep 16, 2026
[DevTools Bug]: standalone bundle should be rebuilt with a patched ws 7.x release Open

Component: Developer Tools Status: Unconfirmed Type: Bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

react/react#37639 · 1 comment · Opened Sep 16, 2026
iOS: updateOSDeploymentTarget skips resource-bundle targets, so Xcode 27 fails the build with "deployment target ... supported range is 15.0" Open

Needs: Author Feedback Needs: Repro

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

react/react-native#58555 · 4 comments · 1 reaction · Opened Sep 16, 2026
Bug: <ViewTransition> nested inside a portal-mounted parent never receives its own view-transition-name/class when both mount in the same commit Open

Status: Unconfirmed

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

react/react#37637 · 1 reaction · Opened Sep 16, 2026
0.87 and below: Crash upon launch iOS 27 Open

Needs: Attention Needs: Repro

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

react/react-native#58545 · 13 comments · 9 reactions · Opened Sep 15, 2026
[iOS][Fabric] RTL horizontal ScrollView: contentOffset prop is not RTL-converted while scrollTo/metrics are, and scrollTo conversion uses stale contentSize Open

Needs: Attention Needs: Repro

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

react/react-native#58534 · 3 comments · Opened Sep 15, 2026
[Android][Fabric] addViewAt hard-crashes on a placeholder ViewState synthesised by updateEventEmitter Open

Needs: Attention Needs: Repro

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

react/react-native#58526 · 2 comments · Opened Sep 14, 2026
ScrollView doesn't scroll up on new line in TextInput Open

Component: ScrollView Component: TextInput Needs: Triage :mag: Type: New Architecture

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

react/react-native#58517 · Opened Sep 14, 2026
[DevTools Bug]: standalone startServer ignores the host argument and listens beyond loopback Open

Component: Developer Tools Status: Unconfirmed Type: Bug

react/react#37624 · 5 comments · 1 assignee · Opened Sep 14, 2026
Bug: Open

Status: Unconfirmed

Difficulty 4/5 3-5 days Newbie friendliness 10/100

react/react#37623 · Opened Sep 14, 2026
SPM autolinking hardcodes iOS 15, so libraries whose Package.swift requires iOS 16+ can't be autolinked Open

Needs: Attention Needs: Repro

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

react/react-native#58515 · 2 comments · Opened Sep 13, 2026
Bug: Suspense fallback remounts on hydration after use(browser()) + client use(promise) Open

Status: Unconfirmed

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

react/react#37620 · 5 comments · 2 reactions · Opened Sep 13, 2026
[Flight] Cyclic references inside Map/Set values are silently corrupted to null on the client Open

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

react/react#37619 · 1 comment · Opened Sep 13, 2026
Bug: Open

Status: Unconfirmed

Difficulty 3/5 1-2 days Newbie friendliness 10/100

react/react#37617 · Opened Sep 12, 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
[iOS][Fabric] Pinch-zoomed ScrollView breaks (position jumps, cannot zoom back out) after its size changes Open

Component: ScrollView Needs: Triage :mag: Platform: iOS

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

react/react-native#58499 · Opened Sep 12, 2026
[Fizz]: An error thrown without a Suspense boundary rejects the shell w/ no recovery primitive Open

Status: Unconfirmed

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

react/react#37616 · 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
Bug: ViewTransition enter/exit (class-based) pattern is never activated during Next.js 16 App Router client-side navigation — only name (morph) mode calls document.startViewTransition Open

Status: Unconfirmed

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

react/react#37614 · 4 comments · Opened Sep 12, 2026
Bug: `FragmentInstance.compareDocumentPosition` alternates between `FOLLOWING` and `IMPLEMENTATION_SPECIFIC` on every other render Open

Status: Unconfirmed

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

react/react#37610 · 3 comments · Opened Sep 12, 2026
normalize-color accepts functional colors with surrounding junk Open

Needs: Attention Needs: Repro

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

react/react-native#58495 · 1 comment · Opened Sep 12, 2026
Bug: Portaled Fragment refs report their children disconnected inside ShadowRoot or DocumentFragment Open

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

react/react#37606 · Opened Sep 11, 2026
Bug: DevTools DOM lookup cannot find React-managed title, meta and non-resource link elements Open

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

react/react#37604 · Opened Sep 11, 2026
Bug: DevTools facade returns non-serializable BigInt props and hook values Open

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

react/react#37602 · Opened Sep 11, 2026
Bug: Fragment dispatchEvent invokes listeners removed or aborted earlier in the same dispatch Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

react/react#37600 · Opened Sep 11, 2026
Bug: Mutating Fragment listener options breaks removal, once and abort cleanup Open

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

react/react#37598 · Opened Sep 11, 2026
Bug: Flight Node clients leave models pending when a readable closes without end or error Open

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

react/react#37596 · 1 reaction · Opened Sep 11, 2026
postcss plugin re-transforms every included file on each rebuild under Turbopack (minutes-long HMR in large projects) Open

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

react/react-strict-dom#520 · Opened Sep 11, 2026
[Compiler Bug]: Moving an unreachable early return changes child rendering Open

Status: Unconfirmed Type: Bug

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

react/react#37585 · Opened Sep 11, 2026
build failing with react native@0.81.5 Open

Needs: Author Feedback Needs: Repro

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

react/react-native#58448 · 1 comment · Opened Sep 10, 2026
TextInput claims the responder on every selection change, even with no active touch Open

Component: TextInput Needs: Attention Needs: Repro

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

react/react-native#58445 · 3 comments · Opened Sep 10, 2026
Bug: ResponderEventPlugin counts touch events, not touches, so a coalesced multi-touch cancel leaves trackedTouchCount stuck Open

Status: Unconfirmed

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

react/react#37571 · 2 comments · Opened Sep 10, 2026
RCTIdentifierPool::dequeue() spins forever when the pool is exhausted, hanging the main thread and freezing the device Open

Needs: Attention Needs: Repro

Difficulty 2/5 Half a day Newbie friendliness 82/100

react/react-native#58441 · 2 comments · Opened Sep 10, 2026
Bug: RSC performance track measures negative end time for aborted or errored components Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

react/react#37561 · Opened Sep 10, 2026
[Flight] decodeReply, decodeReplyFromBusboy and decodeReplyFromAsyncIterable return different results for the same bytes Open

Difficulty 4/5 3-5 days Newbie friendliness 65/100

react/react#37560 · 4 comments · Opened Sep 10, 2026
Bug: Open

Status: Unconfirmed

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

react/react#37557 · Opened Sep 9, 2026
Bug: act() hangs in an infinite Suspense retry loop when 3+ sibling boundaries with pending thenables are re-rendered (React 19 regression) Open

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

react/react#37556 · 1 comment · 1 reaction · Opened Sep 9, 2026
Bug: hydration mismatch when a suspended <head> (HostSingleton) is replayed — singleton-scope cursor is saved twice Open

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

react/react#37551 · Opened Sep 9, 2026
[Android] BackHandler receives no events on API 35 with predictive Back enabled Open

API: BackHandler Needs: Triage :mag: Platform: Android

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

react/react-native#58407 · Opened Sep 8, 2026

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