121 Pull requests merged by 20 people

• Fix typo "Complier" to "Compiler" and remove duplicate issue reference

  #33653 merged Jun 26, 2025

• [Fizz] Rename ReactFizzContext to ReactFizzLegacyContext

  #33649 merged Jun 26, 2025

• [Flight] Emit start time before an await if one wasn't emitted already

  #33646 merged Jun 25, 2025

• [Flight] Add tests for component and owner stacks of halted components

  #33644 merged Jun 25, 2025

• [Flight] Log aborted await and component renders

  #33641 merged Jun 25, 2025

• [compiler] Consolidate HIRFunction return information

  #33640 merged Jun 25, 2025

• [compiler] Avoid empty switch cases

  #33625 merged Jun 25, 2025

• [compiler] Fix bug with reassigning function param in destructuring

  #33624 merged Jun 25, 2025

• [Fizz] Push a stalled await from debug info to the ownerStack/debugTask

  #33634 merged Jun 25, 2025

• [Flight] Use cacheController instead of abortListeners for Streams

  #33633 merged Jun 25, 2025

• [react-native] Consume ReactNativeAttributePayloadFabric from ReactNativePrivateInterface

  #33616 merged Jun 25, 2025

• [Flight] Emit Partial Debug Info if we have any at the point of aborting a render

  #33632 merged Jun 24, 2025

• Get Server Component Function Location for Parent Stacks using Child's Owner Stack

  #33629 merged Jun 24, 2025

• [compiler] New inference repros/fixes

  #33584 merged Jun 24, 2025

• [Flight] Add Debug Channel option for stateful connection to the backend in DEV

  #33627 merged Jun 24, 2025

• [refactor] remove unused fiberstack functions

  #33623 merged Jun 24, 2025

• [Flight] Remove back pointers to the Response from the Chunks

  #33620 merged Jun 23, 2025

• rename ReactFiberContext to ReactFiberLegacyContext

  #33622 merged Jun 23, 2025

• Fix prelease workflows for dry: false

  #33582 merged Jun 23, 2025

• [Flight] Send the awaited Promise to the client as additional debug information

  #33592 merged Jun 23, 2025

• [Flight] Support classes in renderDebugModel

  #33590 merged Jun 22, 2025

• [Flight] Serialize already resolved Promises as debug models

  #33588 merged Jun 22, 2025

• [Flight] Don't use object property initializer for async iterable

  #33591 merged Jun 22, 2025

• [Flight] Eagerly parse stack traces in DebugNode

  #33589 merged Jun 22, 2025

• Rename serializeConsoleMap/Set to serializeDebugMap/Set

  #33587 merged Jun 21, 2025

• [Flight] Dedupe objects serialized as Debug Models in a separate set

  #33583 merged Jun 20, 2025

• [Flight] Serialize functions by reference

  #33539 merged Jun 20, 2025

• [Fizz] Ignore error if content node is gone before reveal

  #33531 merged Jun 20, 2025

• [Fizz] Clean up the replay nodes if we're already rendered past an element

  #33581 merged Jun 20, 2025

• Make it clearer what runtime release failed

  #33579 merged Jun 20, 2025

• Fix CI

  #33578 merged Jun 19, 2025

• build: make enableComponentPerformanceTrack dynamic for native-fb

  #33560 merged Jun 19, 2025

• [compiler] Cleanup debugging code

  #33571 merged Jun 18, 2025

• [compiler] Preserve Create effects, guarantee effects initialize once

  #33558 merged Jun 18, 2025

• [compiler] Fix <ValidateMemoization>

  #33547 merged Jun 18, 2025

• [compiler] Tests for different orders of createfrom/capture w/wo function expressions

  #33543 merged Jun 18, 2025

• [compiler] Docs describing new inference model

  #33533 merged Jun 18, 2025

• [compiler] Rename InferFunctionExprAliasingEffectsSignature

  #33532 merged Jun 18, 2025

• [compiler] More readable alias signature declarations

  #33530 merged Jun 18, 2025

• [compiler] moduleTypeProvider support for aliasing signatures

  #33526 merged Jun 18, 2025

• [compiler] Repro for case of lost precision in new inference

  #33522 merged Jun 18, 2025

• [compiler] Fix infinite loop due to uncached applied signatures

  #33518 merged Jun 18, 2025

• [commit] Improve error for hoisting violations

  #33514 merged Jun 18, 2025

• [compiler] update fixtures

  #33573 merged Jun 18, 2025

• [compiler] Improve error message for mutating hook args/return

  #33513 merged Jun 18, 2025

• [compiler] FunctionExpression context locations point to first reference

  #33512 merged Jun 18, 2025

• [commit] Better error message for invalid hoisting

  #33504 merged Jun 18, 2025

• [compiler] Fix AnalyzeFunctions to fully reset context identifiers

  #33500 merged Jun 18, 2025

• [compiler] Enable new inference by default

  #33497 merged Jun 18, 2025

• [compiler] Update fixtures for new inference

  #33496 merged Jun 18, 2025

• [compiler] Copy fixtures affected by new inference

  #33495 merged Jun 18, 2025

• [compiler] New mutability/aliasing model

  #33494 merged Jun 18, 2025

• [compiler] Remove unnecessary fixture

  #33572 merged Jun 18, 2025

• Expose cacheSignal() alongside cache()

  #33557 merged Jun 17, 2025

• [compiler] Do not inline IIFEs in value blocks

  #33548 merged Jun 17, 2025

• [compiler] Add repro for IIFE in ternary causing a bailout

  #33546 merged Jun 17, 2025

• Remove feature flag enableDO_NOT_USE_disableStrictPassiveEffect

  #33524 merged Jun 16, 2025

• [ci] Don't skip experimental prerelease incorrectly

  #33527 merged Jun 13, 2025

• [ci] Update prerelease workflows to allow publishing specific packages

  #33525 merged Jun 13, 2025

• [devtools] Added minimum indent size to Component Tree

  #33517 merged Jun 13, 2025

• [devtools-shell] layout options for testing

  #33516 merged Jun 13, 2025

• [Fizz] Delay detachment of completed boundaries until reveal

  #33511 merged Jun 11, 2025

• [compiler][repro] Postfix operator is incorrectly compiled

  #33508 merged Jun 11, 2025

• Stringify context as SomeContext instead of SomeContext.Provider

  #33507 merged Jun 11, 2025

• [Flight] Track Debug Info from Synchronously Unwrapped Promises

  #33485 merged Jun 11, 2025

• Remove feature flag enableRenderableContext

  #33505 merged Jun 11, 2025

• [Flight] Emit timestamps only in forwards advancing time in debug info

  #33482 merged Jun 10, 2025

• [Fiber] Fix hydration of useId in SuspenseList

  #33491 merged Jun 9, 2025

• refactor[devtools]: update css for settings and support css variables in shadow dom scnenario

  #33487 merged Jun 9, 2025

• [compiler]: fix link compiler & 4 broken tests from path containing spaces

  #33409 merged Jun 9, 2025

• [Flight] Simulate fetch to third party in fixture

  #33484 merged Jun 9, 2025

• [compiler] Don't include useEffectEvent values in autodeps

  #33450 merged Jun 9, 2025

• Format ReactNativeAttributePayloadFabric.js with Prettier

  #33486 merged Jun 9, 2025

• feat(ReactNative): prioritize attribute config process function to allow processing function props

  #32119 merged Jun 9, 2025

• [Flight] Use Web Streams APIs for 3rd-party component in Flight fixture

  #33481 merged Jun 8, 2025

• [Flight] Add Web Streams APIs to unbundled Node entries for Webpack

  #33480 merged Jun 7, 2025

• [Flight] Clarify Semantics for Awaiting Cached Data

  #33438 merged Jun 7, 2025

• [Flight] Add "use ..." boundary after the change instead of before it

  #33478 merged Jun 7, 2025

• [Flight] Add Web Stream support to the Flight Server in Node

  #33474 merged Jun 7, 2025

• [Fizz] Add Web Streams to Fizz Node entry point

  #33475 merged Jun 7, 2025

• [Fizz] Include unit of threshold in rel=expect deopt error

  #33476 merged Jun 7, 2025

• [Flight] Add Web Stream support to the Flight Client in Node

  #33473 merged Jun 6, 2025

• Revert Node Web Streams

  #33472 merged Jun 6, 2025

• [Fizz] Support deeply nested Suspense inside fallback

  #33467 merged Jun 6, 2025

• [Fizz] Shorten throttle to hit a specific target metric

  #33463 merged Jun 6, 2025

• [ci] Fix missing permissions for stale job

  #33466 merged Jun 6, 2025

• [Flight] Build Node.js Web Streams builds for Turbopack and Parcel

  #33457 merged Jun 6, 2025

• [Flight] Build node-webstreams version of bundled webpack server

  #33456 merged Jun 6, 2025

• [Fizz] Error and deopt from rel=expect for large documents without boundaries

  #33454 merged Jun 6, 2025

• [Fizz] Suspensey Images for View Transition Reveals

  #33433 merged Jun 6, 2025

• [tests] remove pretest compiler script

  #33452 merged Jun 6, 2025

• [Flight] Bypass caches in Flight fixture if requested

  #33445 merged Jun 6, 2025

• Enable the enableEagerAlternateStateNodeCleanup Feature Flag

  #33447 merged Jun 5, 2025

• Do not notify Discord for draft pull requests

  #33446 merged Jun 5, 2025

• [Flight] Add a Node.js Web Streams bundle for unbundled client/server for Webpack

  #33442 merged Jun 5, 2025

• [Flight] Add a cached 3rd-party component to the Flight fixture

  #33443 merged Jun 5, 2025

• [Fizz] Add Node Web Streams bundle for SSR

  #33441 merged Jun 5, 2025

• [Flight] Forward debugInfo from awaited instrumented Promises

  #33415 merged Jun 4, 2025

• Replace Implicit Options on SuspenseList with Explicit Options

  #33424 merged Jun 3, 2025

• [Flight] Encode Async I/O Tasks using the Enclosing Line/Column

  #33403 merged Jun 3, 2025

• [Flight] Emit the time we awaited something inside a Server Component

  #33402 merged Jun 3, 2025

• [Flight] Include env in ReactAsyncInfo and ReactIOInfo

  #33400 merged Jun 3, 2025

• [Flight] Track Owner on AsyncInfo and IOInfo

  #33395 merged Jun 3, 2025

• [Flight] Log "Server Requests" Track

  #33394 merged Jun 3, 2025

• Clear bundler cache before bundling fixtures

  #33426 merged Jun 3, 2025

• [Flight] Track the function name that was called for I/O entries

  #33392 merged Jun 3, 2025

• [Flight] Encode ReactIOInfo as its own row type

  #33390 merged Jun 3, 2025

• [Flight] Track Awaits on I/O as Debug Info

  #33388 merged Jun 3, 2025

• Use underscore instead of « » for useId algorithm

  #33422 merged Jun 3, 2025

• [mcp] Add MCP tool to print out the component tree of the currently open React App

  #33305 merged Jun 3, 2025

• [scripts] Switch back to flow parser for prettier

  #33414 merged Jun 3, 2025

• [Fizz] Add Owner Stacks when render is aborted

  #32735 merged Jun 2, 2025

• [compiler][patch] Emit unary expressions instead of negative numbers

  #33383 merged Jun 2, 2025

• fix typo in compiler validation filename

  #33345 merged May 30, 2025

• Cleanup props diffing experiments

  #33381 merged May 30, 2025

• Allow nonce to be used on hoistable styles

  #32461 merged May 29, 2025

• [react-dom] Enforce small gap between completed navigation and default Transition indicator

  #33354 merged May 28, 2025

• [devtools] upgrade json5

  #33358 merged May 28, 2025

• Revert "enableViewTransition in www"

  #33362 merged May 27, 2025

• [compiler][gating] Custom opt out directives (experimental option)

  #33328 merged May 27, 2025

• enableViewTransition in www

  #33357 merged May 27, 2025

41 Pull requests opened by 28 people

• Make onClick use a SyntheticPointerEvent

  #33368 opened May 28, 2025

• [react-dom] Honor disableInputAttributeSyncing for textarea defaultValue

  #33372 opened May 29, 2025

• [react-reconciler] Clear pendingEffectsLanes in flushSpawnedWork to prevent state inconsistency

  #33375 opened May 30, 2025

• [react-dom] Fix HTML spec violation in useFormStatus: submitter formMethod ignored (#33361)

  #33387 opened May 31, 2025

• Fix 'Should not already be working' error in Firefox after breakpoint…

  #33420 opened Jun 3, 2025

• [devtools] Prevent incorrect render detection for user components in didFiberRender (#33423)

  #33434 opened Jun 4, 2025

• rel=expect playground

  #33448 opened Jun 5, 2025

• [RFC] Label updates from setOptimistic per API

  #33451 opened Jun 5, 2025

• chore: fix typo 'diasbled' to 'disabled' in ESLint config comment

  #33453 opened Jun 6, 2025

• Fix the "Unsupported node type: PrivateIdentifier" in `react-hooks/exhaustive-deps` ESLint rule

  #33455 opened Jun 6, 2025

• Reduce false positive of eslint rule exhaustive-deps improving dependency analysis

  #33462 opened Jun 6, 2025

• CI: reduce excessive sharding

  #33464 opened Jun 6, 2025

• [MCP] Add tools for React performance analysis

  #33490 opened Jun 9, 2025

• Disable ScrollTimeline in Safari

  #33499 opened Jun 10, 2025

• Add ScrollTimeline Polyfill for Swipe Recognizer using a new CustomTimeline protocol

  #33501 opened Jun 10, 2025

• Fix: Ignore Symbol and Function values in input/textarea elements

  #33506 opened Jun 11, 2025

• [eprh] Enable react-compiler rule by default

  #33509 opened Jun 11, 2025

• fix(33519): class fields mistake treated as React Component

  #33520 opened Jun 12, 2025

• Fix broken link to “good first issue” label in README

  #33523 opened Jun 13, 2025

• [email protected]

  #33529 opened Jun 13, 2025

• Adds Compiler support for remaining Array methods - sort, reduce, and more

  #33535 opened Jun 15, 2025

• Add support for SSR when the server bundle is webpack bundled v19.1.0

  #33540 opened Jun 16, 2025

• [eslint] Do not allow useEffectEvent fns to be called in arbitrary closures

  #33544 opened Jun 16, 2025

• Bump the npm_and_yarn group across 9 directories with 28 updates

  #33554 opened Jun 17, 2025

• [polyfill] Add warning for bad Map/Set polyfills

  #33575 opened Jun 19, 2025

• Clear width/height from Keyframes to Optimize View Transitions

  #33576 opened Jun 19, 2025

• 33610 Added error for reading ref.current during render

  #33611 opened Jun 22, 2025

• docs: Just added a commented line for testing purpose on JSX transform file

  #33613 opened Jun 22, 2025

• [compiler] log if a compiler error was opted out of

  #33618 opened Jun 23, 2025

• Finally remove favorSafetyOverHydrationPerf

  #33619 opened Jun 23, 2025

• [compiler] Alternate take on ref validation

  #33626 opened Jun 24, 2025

• Add sandbox comment to index.css for UI experiments

  #33639 opened Jun 25, 2025

• [compiler] Propagate CreateFunction effects for functions that return functions

  #33642 opened Jun 25, 2025

• [compiler] Repro for missed case of global mutation

  #33643 opened Jun 25, 2025

• [compiler] Infer render helpers for additional validation

  #33647 opened Jun 25, 2025

• Cleanup disableDefaultPropsExceptForClasses flag

  #33648 opened Jun 25, 2025

• [compiler] InferEffects uses effects as value keys

  #33650 opened Jun 26, 2025

• fix(DevTools): show empty props object when none are present

  #33651 opened Jun 26, 2025

• devtools: emit performance entries only when profiling

  #33652 opened Jun 26, 2025

• [Flight] Write Debug Info to Separate Priority Queue

  #33654 opened Jun 26, 2025

• Include Component Props in Performance Track

  #33655 opened Jun 26, 2025

86 Issues closed by 11 people

• Feature Request: Official React VSCode Extension with Practical Enhancements

  #32694 closed Jun 27, 2025

• Bug: Hydration errors if useEffect+setState that modifies rendered html is not done directly in the final component.

  #33636 closed Jun 26, 2025

• Bug: Npm Start not working in react project using either Vite or C-R-A

  #32503 closed Jun 26, 2025

• [Compiler Bug]: Compiler tries to assign to variables that does not exist

  #33577 closed Jun 25, 2025

• [React 19] useFormStatus() pending doesn't work with Select component

  #31363 closed Jun 25, 2025

• [Compiler Bug]: new mutation aliasing model incorrectly detects a frozen value mutation when mutating a set created via passing the set constructor a frozen value

  #33614 closed Jun 24, 2025

• Bug: `eslint-plugin-react-hooks` false positive with `for` loop in function body

  #31900 closed Jun 23, 2025

• Bug: element.current.scrollIntoView() not working as expected in chrome.

  #23396 closed Jun 23, 2025

• [React 19] Proposal: Enhancing useTransition Hook with Timed Start Transition Feature

  #31830 closed Jun 23, 2025

• Bug: Redundant Operation in getEntangledLanes Function Doesn't Modify entangledLanes as Intended

  #31816 closed Jun 22, 2025

• Bug: Eslint hooks returned by factory functions not linted

  #25065 closed Jun 20, 2025

• Bug: CSS not being applied properly in Chrome with React experimental (moveBefore)

  #33187 closed Jun 19, 2025

• Bug: event handlers in fragment roots

  #32423 closed Jun 19, 2025

• Bug: cloneElement does not correctly merge styles when used in nested components

  #32531 closed Jun 18, 2025

• Bug: React 19 regression - react-dom/server.browser async_hooks context loss on suspense

  #32547 closed Jun 18, 2025

• Bug: git clone and yarn install fails

  #32554 closed Jun 18, 2025

• Bug: Hydration(render) Error when Using Browser Auto-Translation (e.g., Google Translate)

  #32557 closed Jun 18, 2025

• Possible optimization to useSyncExternalStore's withSelector

  #24884 closed Jun 18, 2025

• Bug: React 18 (18.2.0) skips renders in Safari even when props change

  #26713 closed Jun 17, 2025

• [React 19] useOptimistic shows wrong value when other actions happen in the background

  #30637 closed Jun 16, 2025

• Bug: Inconsistent styles between client-side and server-side routing

  #30654 closed Jun 16, 2025

• Bug: Memory leak of old state until next render

  #30727 closed Jun 16, 2025

• [React 19] style using precedence can produce many additional style elements after initial render

  #30739 closed Jun 16, 2025

• Bug: useEffect and Event Handler Timing Regressions in React 18 Legacy Mode

  #31023 closed Jun 16, 2025

• Bug: re-rendering order of onBlur and onClick inconsistent between desktop and mobile browsers

  #31115 closed Jun 16, 2025

• Bug: exhaustive-deps rule doesn't report for useInsertionEffect

  #31308 closed Jun 16, 2025

• make `react-hooks/exhaustive-deps` respect destructuring assignment

  #31328 closed Jun 16, 2025

• Bug: Detached DOM Elements(leading memory leaks) when HTML element removed from DOM

  #33537 closed Jun 16, 2025

• Bug: useId not stable on hydration with mid-render state update (React 18)

  #31653 closed Jun 15, 2025

• Bug: Checkbox change event is incorrect when parent state is updated using `flushSync`

  #31358 closed Jun 14, 2025

• [Compiler Bug]: `===` is not a sufficient equality check

  #31359 closed Jun 14, 2025

• [DevTools] It is incredibly difficult to performance profile React

  #31401 closed Jun 14, 2025

• Firebase Authentication State Resets on Page Reload in Vite-React-TypeScript App

  #31455 closed Jun 14, 2025

• Bug: Problem with StrictMode in development (useEffect + useRef/Memo). useEffect ignores first value of useRef/Memo and uses second twice

  #31607 closed Jun 14, 2025

• Bug: Can't built chrome extension - yarn build-for-devtools fails

  #31618 closed Jun 14, 2025

• [React 19] Hydration appending RSC component to body

  #31646 closed Jun 14, 2025

• Bug: npm start kill automatically

  #31674 closed Jun 14, 2025

• Bug: React class is too slower then react hooks

  #31698 closed Jun 14, 2025

• Bug: Scheduler default time interval problem

  #31800 closed Jun 14, 2025

• Bug:

  #32143 closed Jun 14, 2025

• Proposal: Add an Alias for the `use` Function to Improve Accessibility and SEO

  #32150 closed Jun 14, 2025

• Bug: eagerly adding `wheel` events to app root opts into changing input `type="number"` value on scroll

  #32156 closed Jun 14, 2025

• Bug: Synchronously Restart Render on Error During Async Rendering to Prevent Inconsistencies

  #32167 closed Jun 14, 2025

• Bug: Prevent event log from growing unbounded

  #32170 closed Jun 14, 2025

• Bug:

  #32183 closed Jun 14, 2025

• Bug: onChange Not Triggering for range input After Dynamic Updates

  #32195 closed Jun 14, 2025

• CSP violation

  #32197 closed Jun 14, 2025

• [React 19] Without extra Generic Type to useActionState hook

  #32198 closed Jun 14, 2025

• Bug: Support use in act testing API #25523

  #32212 closed Jun 13, 2025

• Bug: suspected React 19 issue in React Documentation interactive app

  #32242 closed Jun 13, 2025

• [React 19] HMR Bugs

  #32245 closed Jun 13, 2025

• Bug: setState inside setInterval runs async first and then sync

  #32265 closed Jun 13, 2025

• Bug: onChange of input type="file" is getting triggered when `element.dispatchEvent` is called on it

  #32300 closed Jun 13, 2025

• Bug: React 19 `<input type="radio"/>` attribute `name` can't be set via ref

  #32346 closed Jun 13, 2025

• [React 19] inline style tag not removing when new content is loaded without that element

  #32367 closed Jun 13, 2025

• Bug: Console Logs Disappear in Chromium-Based Browsers When Rendering Incorrectly Encoded Image URLs in a React Application

  #32380 closed Jun 13, 2025

• Bug: JSX SVG Typescript type error: missing 'slot' attribute

  #32406 closed Jun 13, 2025

• Bug: Lost error messages from Server side

  #32515 closed Jun 13, 2025

• Bug: In react native skia when using the video using useVideo hook app crash and ask to report for this missing queue.

  #32526 closed Jun 13, 2025

• Bug: Improve ESLint error message for invalid hook usage

  #32533 closed Jun 13, 2025

• React 19 breaking with this.props.children

  #31832 closed Jun 13, 2025

• Bug: React 19 Build Error Report

  #31865 closed Jun 13, 2025

• Bug: Request for JSX Support for HTML Comments () in React

  #31889 closed Jun 13, 2025

• Bug: forms don't behave correctly with Lit custom elements

  #31891 closed Jun 13, 2025

• Hydration error seems to be happening also with [Video Speed Controller Chrome Extension](https://chromewebstore.google.com/detail/video-speed-controller/nffaoalbilbmmfgbnbgppjihopabppdk) with the Next.js version `[email protected]` (React version `19.0.0-rc-de68d2f4-20241204`) in the reproduction template:

  #31895 closed Jun 13, 2025

• Bug: uwu by @something in footer is not responsive from around 1500px to 1670px

  #31903 closed Jun 13, 2025

• Bug: StrictMode remount element that only update

  #31907 closed Jun 13, 2025

• Bug: Chrome dev tools memory leak heads up

  #31929 closed Jun 13, 2025

• Bug: Wrong address for empty string message

  #31951 closed Jun 13, 2025

• Question: Async React Reconciler

  #32046 closed Jun 13, 2025

• Bug: React 19 - Suspense Siblings Fall Back to Sequential Loading Under Load

  #33503 closed Jun 11, 2025

• Feature Request

  #33510 closed Jun 11, 2025

• Bug: useId generates invalid ids for SVG elements.

  #33410 closed Jun 10, 2025

• TestUtils.Simulate alternatives

  #31411 closed Jun 7, 2025

• [React 19] useTranslations Hook Causes "Expected a Suspended Thenable" Error in Async React Components Requiring Client-Side Rendering

  #31648 closed Jun 7, 2025

• Bug: Nested Suspense Fallback Not Triggering for Child Component

  #31740 closed Jun 7, 2025

• Bug: `eslint-plugin-react-compiler` causes `@babel/generator` to `console.log` a message about import attributes on TS files

  #31793 closed Jun 7, 2025

• Error in compiler polyfill, using React 18

  #31802 closed Jun 7, 2025

• [React 19] The namespace type in @types/react/index.d.ts causes problems.

  #31817 closed Jun 6, 2025

• Bug:

  #33398 closed Jun 3, 2025

• Bug:

  #33396 closed Jun 3, 2025

• Bug:

  #33416 closed Jun 3, 2025

• Bug: ❤️

  #33417 closed Jun 3, 2025

• Bug:

  #33397 closed Jun 3, 2025

• [Compiler Bug]: compiler doesn't work with `@svgr/webpack`

  #33198 closed May 31, 2025

• `nonce` is dropped from style tags that use `precedence`

  #32449 closed May 29, 2025

37 Issues opened by 35 people

• Bug: Hydration issue involving __gchrome_uniqueid on iPad Chrome/Edge browser

  #33635 opened Jun 25, 2025

• Bug: onReset is not called during automatic form reset

  #33630 opened Jun 24, 2025

• [Compiler Bug]: Compiler behavior with and without useCallback

  #33628 opened Jun 24, 2025

• [Compiler Bug]: babel plugin and eslint plugin seemingly inconsistent

  #33617 opened Jun 23, 2025

• Bug:

  #33615 opened Jun 23, 2025

• Bug: renderToPipeableStream is missing in Bun exports

  #33612 opened Jun 22, 2025

• [Compiler Bug]:

  #33610 opened Jun 22, 2025

• Bug: validateDOMNesting needs to be updated for new customisable form widgets

  #33609 opened Jun 22, 2025

• Bug:

  #33586 opened Jun 21, 2025

• [DevTools Bug]: Showing "This page doesn’t appear to be using React" even in react.dev

  #33585 opened Jun 21, 2025

• Bug: Rendered more hooks than during the previous render when component calls use(thenable) after hydration in a specific transition

  #33580 opened Jun 20, 2025

• [Compiler Bug]: Compiler optimizes away useMemo with manual dependencies

  #33559 opened Jun 18, 2025

• Bug: "Rendered more hooks than ..." throws when it shouldn't with multiple suspends

  #33556 opened Jun 17, 2025

• [DevTools Bug]: Unnecessary Re-render Highlight on Sibling Component in React DevTools

  #33555 opened Jun 17, 2025

• Bug: useOptimistic shows wrong value when other actions happen in the background

  #33545 opened Jun 16, 2025

• Bug: onSelect does not fire when contentEditable equals "plaintext-only"

  #33542 opened Jun 16, 2025

• Bug: React date input not working with iOS voiceover

  #33541 opened Jun 16, 2025

• Bug: Server functions report false positive errors for MobX observables

  #33536 opened Jun 15, 2025

• Bug: Server functions error when returning a client reference

  #33534 opened Jun 14, 2025

• Bug: [React Refresh] React Refresh edge case, class fields are mistakenly treated as React Component

  #33519 opened Jun 12, 2025

• [Compiler Bug]: Functions defined in render that return primitives don't have usages memoized

  #33502 opened Jun 11, 2025

• Bug: Context.Consumer re-rendering children with unchanged context value in react 19.

  #33498 opened Jun 10, 2025

• Bug: infinite re-renders when queueing state updates via promises during render

  #33489 opened Jun 9, 2025

• Bug: [React 18] `act` in tests can alter autobatching behavior compared to production in 18.3.1

  #33479 opened Jun 7, 2025

• Bug: Getting 409 Error for CustomPouchError with pouchdb-browser

  #33461 opened Jun 6, 2025

• Bug: In the unmount function returned by createRoot, an imprecise comparison statement causes the first unmount failed, affecting subsequent program operations.

  #33460 opened Jun 6, 2025

• Bug: same inline styles are considered different by hydration

  #33437 opened Jun 4, 2025

• Bug:

  #33435 opened Jun 4, 2025

• Bug: performance: `createPortal()` attaches listeners even in contained roots

  #33428 opened Jun 3, 2025

• Bug: profiler incorrectly reports 'The parent component rendered'

  #33423 opened Jun 3, 2025

• Feature Request: [react-hooks/exhaustive-deps] Add option to ignore specific values in hook dependency arrays

  #33419 opened Jun 3, 2025

• Bug: better-auth incompatibility with react-19 regarding export of useSyncExternalStore & useRef

  #33418 opened Jun 3, 2025

• Feature Request: [eslint-plugin-react-hooks] Provide a way for custom hooks with a dependency array to accept seemingly redundant dependencies

  #33399 opened Jun 1, 2025

• Bug: [eslint-plugin-react-hooks] No `react-hooks/exhaustive-deps` warning when an unstable reference is passed to hook's callback parameter

  #33391 opened May 31, 2025

• Bug: formMethod specified on the submit button doesn't override the method from useFormStatus.

  #33361 opened May 27, 2025

• [Compiler Bug]:

  #33360 opened May 27, 2025

• Bug: [Error: Expected a suspended thenable. This is a bug in React. Please file an issue.] { digest: '1832240620' }

  #33359 opened May 27, 2025

122 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• Fix form state reset when component state is updated

  #33351 commented on May 31, 2025 • 1 new comment

• Suppress "Download the React DevTools" log for a better development experience

  #24283 commented on Jun 23, 2025 • 0 new comments

• [React 19] React Server Components: `flushScheduled` Initialization in `startWork` Can Be Improved

  #32721 commented on Jun 23, 2025 • 0 new comments

• Bug: `renderToStaticMarkup` throws error on client components

  #32715 commented on Jun 22, 2025 • 0 new comments

• "Should not already be working" in Firefox after a breakpoint/alert

  #17355 commented on Jun 22, 2025 • 0 new comments

• Bug: DevTools 6.0.0 element inspector not working with React Native 0.75

  #31112 commented on Jun 22, 2025 • 0 new comments

• [React 19] - Server action console log renders in the browser console

  #32264 commented on Jun 22, 2025 • 0 new comments

• [DevTools Bug] Cannot remove node "25" because no matching node was found in the Store.

  #33322 commented on Jun 21, 2025 • 0 new comments

• Bug: help

  #32658 commented on Jun 20, 2025 • 0 new comments

• [DevTools Bug]: Profiler show false re-renders

  #32418 commented on Jun 20, 2025 • 0 new comments

• [React 19] Need Bring Back `_debugSource` or Provide an Equivalent for Better Developer Experience

  #32574 commented on Jun 20, 2025 • 0 new comments

• [React 19] Reintroduce debugSource in some kind of opt-in way

  #31981 commented on Jun 20, 2025 • 0 new comments

• Formalize top-level ES exports

  #11503 commented on Jun 19, 2025 • 0 new comments

• Bug: onBlur is not firing in IOS Chrome when trigger done button

  #28492 commented on Jun 19, 2025 • 0 new comments

• [DevTools Bug]: Firefox extension out of date (v6.0.0, 2024-09-26)

  #32771 commented on Jun 19, 2025 • 0 new comments

• custom use directives + using closure serializer

  #28619 commented on Jun 19, 2025 • 0 new comments

• Bug: Uncontrolled `<input />` element has value attribute removed

  #32576 commented on Jun 19, 2025 • 0 new comments

• Bug: <title> element duplicates and <link> and <style> doesn't move to <head> element

  #32562 commented on Jun 18, 2025 • 0 new comments

• react-compiler transformed conditional useCallback call incorrectly

  #29136 commented on Jun 18, 2025 • 0 new comments

• Bug: Infinite rendering resulting in freezing of tab/browser

  #19991 commented on Jun 18, 2025 • 0 new comments

• [RFC] onChange -> onInput, and don't polyfill onInput for uncontrolled components

  #9657 commented on Jun 18, 2025 • 0 new comments

• Bug: React 19 cannot run apps in both dev & production mode simultaneously

  #32030 commented on Jun 18, 2025 • 0 new comments

• [Compiler Bug]: TypeError: isUndefined is not a function (it is undefined)

  #33052 commented on Jun 16, 2025 • 0 new comments

• False positive getDefaultProps warning when mixing development and production versions

  #9999 commented on Jun 15, 2025 • 0 new comments

• Using both getDerivedStateFromError and getDerivedStateFromProps can be a foot gun

  #14049 commented on Jun 15, 2025 • 0 new comments

• [Compiler]: Cannot alter scroll values on a element - Mutating a value returned from 'useState'

  #31483 commented on Jun 15, 2025 • 0 new comments

• Allow Portals to be used for Reparenting

  #13044 commented on Jun 15, 2025 • 0 new comments

• [React 19] Need suggestion on upgrade.

  #30859 commented on Jun 15, 2025 • 0 new comments

• [React 19] Support scoped custom element registries (i.e, react with Custom Elements being rendered in a shadow root)

  #28938 commented on Jun 14, 2025 • 0 new comments

• Bug: Quickly selecting checkboxes on iOS doesn't work correctly

  #31260 commented on Jun 14, 2025 • 0 new comments

• [React 19] aria attributes on custom elements behave maybe incorrectly

  #32251 commented on Jun 13, 2025 • 0 new comments

• handle missing error-codes.json file gracefully by adding fallback er…

  #33303 commented on Jun 14, 2025 • 0 new comments

• feat: add react-server-dom-vite

  #33152 commented on Jun 5, 2025 • 0 new comments

• RFC: Server Context for React Server Components

  #33088 commented on Jun 7, 2025 • 0 new comments

• Update Bug Reporting to Use GitHub Issue Forms

  #33053 commented on Jun 9, 2025 • 0 new comments

• Fix removed default export from compiler linter

  #32768 commented on Jun 25, 2025 • 0 new comments

• [Flight Reply] Don't create temporary references for objects whose parts were consumed during serialization

  #32702 commented on Jun 22, 2025 • 0 new comments

• feat: Add isValidNode function to validate React nodes

  #32667 commented on Jun 21, 2025 • 0 new comments

• chore update electron version in react-devtools to 35.0.0

  #32514 commented on Jun 13, 2025 • 0 new comments

• DevTools: Don't fallback to nearest host descendants when tracing updates

  #32475 commented on Jun 16, 2025 • 0 new comments

• Support non-dev builds in development environment

  #32341 commented on Jun 7, 2025 • 0 new comments

• Add support for custom elements that extends builtin elements

  #32136 commented on Jun 9, 2025 • 0 new comments

• Fix missing import for `performance` from `perf_hooks` in runner.ts

  #31908 commented on Jun 4, 2025 • 0 new comments

• fix(compiler): add tanstack table and virtual to known incompat libraries

  #31820 commented on Jun 16, 2025 • 0 new comments

• refactor: change react promise status type

  #31623 commented on Jun 2, 2025 • 0 new comments

• eslint-plugin-react-hooks: Fix international component name compatibility

  #31456 commented on Jun 7, 2025 • 0 new comments

• Fix issue with single prop added in spread with binary conditional when used with legacy JSX transform in dev env

  #29925 commented on Jun 13, 2025 • 0 new comments

• compiler: add verbose logging to `react-compiler-healthcheck`

  #29080 commented on Jun 5, 2025 • 0 new comments

• fix(eslint-plugin-react-hooks): "additionalHooks" docs are misleading

  #29046 commented on Jun 10, 2025 • 0 new comments

• Add reload and profile to react-devtools-inline

  #27733 commented on Jun 11, 2025 • 0 new comments

• Add support for SyntheticKeyboardEvent `isComposing`

  #26254 commented on Jun 11, 2025 • 0 new comments

• let react-hooks/exhaustive-deps additionalHooks have a callback in a different position from 0

  #24344 commented on Jun 19, 2025 • 0 new comments

• React retains component references to old renders causing browser memory to increase

  #18116 commented on Jun 26, 2025 • 0 new comments

• Bug: 【React19】 hydrateRoot issues a hydration warning when used with dangerouslySetInnerHTML and suppressHydrationWarning.

  #33133 commented on Jun 25, 2025 • 0 new comments

• value|defaultValue={Symbol|Function} should be ignored, not stringified

  #11734 commented on Jun 25, 2025 • 0 new comments

• Bug: useFormStatus pending state is reset when component state is updated

  #30368 commented on Jun 25, 2025 • 0 new comments

• [DevTools Bug] Could not find node with id "18006" in commit tree

  #31310 commented on Jun 25, 2025 • 0 new comments

• [DevTools Bug] Cannot add node "909" because a node with that id is already in the Store.

  #32852 commented on Jun 25, 2025 • 0 new comments

• Feature Request: allow for DOM mode insertion in createPortal

  #32961 commented on Jun 24, 2025 • 0 new comments

• [Compiler]: flags mutations of shared mutable refs and skips optimizations

  #33209 commented on Jun 23, 2025 • 0 new comments

• eslint-plugin-react-compiler follow ups

  #32571 commented on Jun 23, 2025 • 0 new comments

• [DevTools Bug]: Firefox devtools extension doesn't work with React 19

  #32836 commented on Jun 13, 2025 • 0 new comments

• [React 19] Regression when using `createPortal` with DOM element created by `dangerouslySetInnerHTML`

  #31600 commented on Jun 7, 2025 • 0 new comments

• [React 19] dangerouslySetInnerHTML causes repaint

  #31660 commented on Jun 7, 2025 • 0 new comments

• Bug: useEffect Without Dependencies Not Executed Correctly After setState

  #31703 commented on Jun 7, 2025 • 0 new comments

• [React 19] Incorrect infered response type in server actions with React 19

  #31786 commented on Jun 7, 2025 • 0 new comments

• Bug: initial props will leak if a component renders nested elements, when an outer element never rerenders.

  #31744 commented on Jun 7, 2025 • 0 new comments

• Bug: source maps are missing from react npm packages

  #31906 commented on Jun 7, 2025 • 0 new comments

• [Compiler]: React Compiler should error on document.getElementById call during render

  #31932 commented on Jun 7, 2025 • 0 new comments

• Bug: React Dev Tools injects its own js code (installHook.js) and then tries to download the source map if its own code

  #32339 commented on Jun 7, 2025 • 0 new comments

• Bug: state update from a rAF in useLayoutEffect not batched when using createRoot

  #32021 commented on Jun 6, 2025 • 0 new comments

• Bug: `Suspense` components rendered by `renderToReadableStream()` cause render abort when served with Bun

  #32159 commented on Jun 6, 2025 • 0 new comments

• head > meta > content escaping issue

  #13838 commented on Jun 6, 2025 • 0 new comments

• Warning for 'exhaustive-deps' keeps asking for the full 'props' object instead of allowing single 'props' properties as dependencies

  #16265 commented on Jun 6, 2025 • 0 new comments

• [React 19] No re-render after 'useActionState' action queue finishes

  #30691 commented on Jun 6, 2025 • 0 new comments

• Bug: <Suspense> with a lazy() Component loads forever

  #33020 commented on Jun 4, 2025 • 0 new comments

• Bug: Regression with defaultProps on class components

  #31692 commented on Jun 4, 2025 • 0 new comments

• Bug: useSyncExternalStore does not schedule update after mutation

  #27670 commented on Jun 3, 2025 • 0 new comments

• Bug: Submit events from a button inside a portal don't bubble up to a form in its React DOM Ancestry.

  #22470 commented on Jun 3, 2025 • 0 new comments

• Bug: Firefox and react-dom causing null access property

  #21559 commented on Jun 3, 2025 • 0 new comments

• [React 19] `renderToString`'s output missing some rendered elements

  #31754 commented on Jun 3, 2025 • 0 new comments

• [DevTools Bug]: React Profiler reports higher hook numbers than shown in Components

  #28584 commented on Jun 3, 2025 • 0 new comments

• add support for SyntheticKeyboardEvent#isComposing

  #13104 commented on Jun 3, 2025 • 0 new comments

• Bug: Hoisted <title> containing more than 1 JSX child will contain nothing

  #33341 commented on Jun 3, 2025 • 0 new comments

• Feature request: Add a "module" entry in package.json to export ES2015 version of React

  #10021 commented on Jun 3, 2025 • 0 new comments

• Feature proposal: Give `useEffect` cleanup an option to run on page unload

  #32369 commented on May 31, 2025 • 0 new comments

• Consider a more specific warning for key={undefined}

  #11935 commented on May 30, 2025 • 0 new comments

• [React 19] Removal of `ReactDOM.findDOMNode`

  #28926 commented on May 30, 2025 • 0 new comments

• Bug: there is no renderToReadableStream function in [email protected] in Node.js

  #26906 commented on May 29, 2025 • 0 new comments

• Bug: `hidden` attribute does not accept string values

  #24740 commented on May 28, 2025 • 0 new comments

• [Compiler Bug]: React fails to rerender list items when using compiler with zustand store

  #33302 commented on May 28, 2025 • 0 new comments

• Bug: Conditional button rendering with button and submit inside a form causes type="button" to submit

  #33197 commented on May 27, 2025 • 0 new comments

• [React 19] allow opting out of automatic form reset when Form Actions are used

  #29034 commented on Jun 13, 2025 • 0 new comments

• [Compiler Bug]: Should support hooks named with symbols: use$, use_

  #32473 commented on Jun 13, 2025 • 0 new comments

• Reconsider providing a cleaner hook-based solution to derived state

  #33041 commented on Jun 12, 2025 • 0 new comments

• Bug: `react-server-dom-esm` package is empty

  #27197 commented on Jun 12, 2025 • 0 new comments

• [React 19] Suspense throttling behavior (`FALLBACK_THROTTLE_MS`) kicks in too often

  #31819 commented on Jun 11, 2025 • 0 new comments

• React Why Not Consider Support Signals

  #31393 commented on Jun 11, 2025 • 0 new comments

• Proposition about onInput/onChange

  #19150 commented on Jun 11, 2025 • 0 new comments

• Bug: `textarea` inputs in Safari stop accepting input on certain empty lines

  #28360 commented on Jun 11, 2025 • 0 new comments

• Bug: `createRoot` function from React@18 break the css `:target`

  #26374 commented on Jun 11, 2025 • 0 new comments

• Feature Request: ESLint hooks rule for accessing previous state when deriving new state

  #30363 commented on Jun 11, 2025 • 0 new comments

• Bug: Repeated state setter callbacks when callback throws

  #26737 commented on Jun 10, 2025 • 0 new comments

• [React 19] custom element property vs. attribute behavior deviates from RFC discussion and proposal doc

  #29037 commented on Jun 10, 2025 • 0 new comments

• [Compiler Bug]: eslint-plugin-react-hooks does not enable the new rule for the React compiler

  #32986 commented on Jun 10, 2025 • 0 new comments

• [React 19] Using spread with binary conditional in JSX causes error in dev env for case of using legacy JSX transform

  #29902 commented on Jun 10, 2025 • 0 new comments

• Bug: ESLint rule doesn't catch mistake with non-exhaustive dependencies

  #28539 commented on Jun 10, 2025 • 0 new comments

• Use the native `beforeinput` event if it's supported

  #11211 commented on Jun 10, 2025 • 0 new comments

• Bug: `select` menu won't update highlight when options change

  #31718 commented on Jun 10, 2025 • 0 new comments

• Bug: eslint-plugin-react-hooks documentation might be misleading

  #29045 commented on Jun 10, 2025 • 0 new comments

• [React 19] Will React support write web components as Lit does someday?

  #29692 commented on Jun 9, 2025 • 0 new comments

• Remove references to legacy class-based component architecture in error messages

  #30440 commented on Jun 9, 2025 • 0 new comments

• [React 19] Parameter order for server action when using `useActionState`

  #31356 commented on Jun 9, 2025 • 0 new comments

• Hooks + multiple instances of React

  #13991 commented on Jun 9, 2025 • 0 new comments

• Bug: pre-trigger form submit in multistep form

  #32290 commented on Jun 9, 2025 • 0 new comments

• Bug: Properties are not passed to Custom Elements that extend built-in elements

  #32135 commented on Jun 9, 2025 • 0 new comments

• [React 19] Controlled checkboxes are reset by form submission and form.reset()

  #31695 commented on Jun 9, 2025 • 0 new comments

• [Compiler Bug]: React Compiler breaks most functionality of TanStack Table

  #33057 commented on Jun 8, 2025 • 0 new comments

• Bug: Detached Elements Observed When Toggling Content with ReactDOM.createPortal()

  #31719 commented on Jun 8, 2025 • 0 new comments

• [Compiler Optimization]: avoid memoizing `useState` lazy initializer functions

  #31453 commented on Jun 7, 2025 • 0 new comments

• Bug: [email protected] only detects english component names

  #31446 commented on Jun 7, 2025 • 0 new comments

• Bug: Images with `loading="lazy"` remounted with react are all loaded

  #31529 commented on Jun 7, 2025 • 0 new comments