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Rick Hanlon
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title: "React Conf 2025 Recap"
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author: Matt Carroll
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date: 2025/10/16
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description: Last week we hosted React Conf 2025, a two-day conference in Henderson, Nevada where 700+ attendees gathered in-person to discuss the latest in UI engineering. In this post, we'll summarize the talks and announcements from the event.
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description: Last week we hosted React Conf 2025, in this post, we summarize the talks and announcements from the event...
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---
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Oct 16, 2025 by [Matt Carroll](https://x.com/mattcarrollcode).
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@@ -11,68 +11,83 @@ Oct 16, 2025 by [Matt Carroll](https://x.com/mattcarrollcode).
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<Intro>
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Last week we hosted React Conf 2025, a two-day conference in Henderson, Nevada where 700+ attendees gathered in-person to discuss the latest in UI engineering and celebrate 10 years of React Native.
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Last week we hosted React Conf 2025 where we announced the [React Foundation](/blog/2025/10/07/introducing-the-react-foundation) and showcased new features coming to React and React Native.
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</Intro>
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---
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At React Conf 2025 we announced new canary features like [<ViewTransition />](https://react.dev/reference/react/ViewTransition) and [Fragment Refs](https://react.dev/reference/react/Fragment#fragmentinstance), 19.2 features like [<Activity />](https://react.dev/reference/react/Activity), [useEffectEvent](https://react.dev/reference/react/useEffectEvent), [Performance Tracks](https://react.dev/reference/dev-tools/react-performance-tracks), and [Partial Pre-Rendering](https://react.dev/blog/2025/10/01/react-19-2#partial-pre-rendering) on day 1. We also announced [React Compiler v1.0](https://react.dev/blog/2025/10/07/react-compiler-1) and the [React Foundation](https://react.dev/blog/2025/10/07/introducing-the-react-foundation). On day 2, we announced the [Async React Working Group](https://github.com/reactwg/async-react), [React Native 0.82 will be new architecture only](https://reactnative.dev/blog/2025/10/08/react-native-0.82#new-architecture-only), [experimental Hermes V1 support](https://reactnative.dev/blog/2025/10/08/react-native-0.82#experimental-hermes-v1), and new [DOM Node APIs](https://reactnative.dev/blog/2025/10/08/react-native-0.82#dom-node-apis).
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React Conf 2025 was held October 7-9, 2025 in Henderson, Nevada.
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The entire [day 1](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=1067s) and [day 2](https://www.youtube.com/watch?v=p9OcztRyDl0&t=2299s) streams are available online and you can view photos from the event [here](https://conf.react.dev/photos). In this post, we'll summarize the talks and announcements from the event.
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The entire [day 1](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=1067s) and [day 2](https://www.youtube.com/watch?v=p9OcztRyDl0&t=2299s) streams are available online and you can view photos from the event [here](https://conf.react.dev/photos).
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## Day 1 {/*day-1*/}
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In this post, we'll summarize the talks and announcements from the event.
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## Day 1 Keynote {/*day-1-keynote*/}
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_Watch the full day 1 stream [here.](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=1067s)_
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React Conf emcee [Michael Chan](https://x.com/chantastic) kicked off day 1 and [Seth Webster](https://x.com/sethwebster), the head of React, introduced the conference. To start the keynote, [Joe Savona](https://x.com/en_js) shared the updates from the team and community since the last React Conf including [React 19](https://react.dev/blog/2024/12/05/react-19), [over 6B lifetime React downloads](https://npm-stat.com/charts.html?package=react&from=2015-01-01&to=2025-10-07), and [owner stacks](https://react.dev/reference/react/captureOwnerStack).
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In the day 1 keynote, Joe Savona shared the updates from the team and community since the last React Conf and highlights from React 19.0 and 19.1.
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[Mofei Zhang](https://x.com/zmofei) and [Jack Pope](https://x.com/__jackpope) announced new [React 19.2](https://react.dev/blog/2025/10/01/react-19-2) and [Canary channel](/community/versioning-policy#canary-channel) features including:
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* [<ViewTransition />](https://react.dev/reference/react/ViewTransition) <CanaryBadge /> — a new component for native browser animations deeply integrated with React's concurrent rendering. See [Chance Strickland’s](https://x.com/chancethedev) talk [View Transitions and Activity](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=4870s) for more on how to build smooth, native-feeling animations.
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* [<Activity />](https://react.dev/reference/react/Activity) component to manage visibility. See [Chance Strickland’s](https://x.com/chancethedev) talk [View Transitions and Activity](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=4870s) for more on how to efficiently manage hidden content.
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* [Performance Tracks](https://react.dev/reference/dev-tools/react-performance-tracks) — a new profiling tool in DevTools. For a deep dive on [Performance Tracks](https://react.dev/reference/dev-tools/react-performance-tracks) see [Ruslan Lesiutin’s](https://x.com/ruslanlesiutin) talk [Profiling with React Performance tracks](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=8276s).
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* [Fragment Refs](https://react.dev/reference/react/Fragment#fragmentinstance) <CanaryBadge /> — a new composition pattern for platform APIs without extra wrappers.
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* [useEffectEvent](https://react.dev/reference/react/useEffectEvent) to extract non-reactive logic from your Effects.
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Mofei Zhang highlighted the new features in React 19.2 including:
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* [`<Activity />`](https://react.dev/reference/react/Activity) component to manage visibility.
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* [`useEffectEvent`](https://react.dev/reference/react/useEffectEvent) to fire events from Effects.
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* [Performance Tracks](https://react.dev/reference/dev-tools/react-performance-tracks) — a new profiling tool in DevTools.
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* [Partial Pre-Rendering](https://react.dev/blog/2025/10/01/react-19-2#partial-pre-rendering) to pre-render part of an app ahead of time, and resume rendering it later.
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[Lauren Tan](https://x.com/potetotes) announced that [React Compiler v1.0 is now available](https://react.dev/blog/2025/10/07/react-compiler-1) and recommends new apps use React Compiler and all apps use the React Compiler-powered ESLint plugin. In [In case you missed the memo](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=9534s), [Cody Olsen](https://bsky.app/profile/codey.bsky.social) from Sanity shared how adopting React Compiler improved performance by 20-30% and caught subtle bugs through its advanced static analysis and ESLint rules. [Seth Webster](https://x.com/sethwebster) announced the formation of the [React Foundation](https://react.dev/blog/2025/10/07/introducing-the-react-foundation).
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Jack Pope announced new features in Canary including:
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The rest of the talks from day 1 include:
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* [`<ViewTransition />`](https://react.dev/reference/react/ViewTransition) — a new component to animate page transitions.
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* [Fragment Refs](https://react.dev/reference/react/Fragment#fragmentinstance) — a new way to interact with the DOM nodes wrapped by a Fragment.
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* [Exploring React Performance](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=20274s) by [Joe Savona](https://x.com/en_js) details the research the React team has been working on to improve React performance and the importance of data modeling
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* [Modern Emails using React](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=25521s) by [Zeno Rocha](https://x.com/zenorocha) ([Resend](https://resend.com/))
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* [Building an MCP Server](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=24204s) by [James Swinton](https://x.com/JamesSwintonDev) ([AG Grid](https://www.ag-grid.com/?utm_source=react-conf&utm_medium=react-conf-homepage&utm_campaign=react-conf-sponsorship-2025))
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* [Why React Native Apps Make All the Money](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=24917s) by [Perttu Lähteenlahti](https://x.com/plahteenlahti) ([RevenueCat](https://www.revenuecat.com/))
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* [The invisible craft of great UX](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=23400s) by [Michał Dudak](https://x.com/michaldudak) ([MUI](https://mui.com/))
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* [React and AI](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=18741s) panel with [Christopher Chedeau](https://x.com/vjeux), [Kent C. Dodds](https://x.com/kentcdodds), [Shawn Wang](https://x.com/swyx), [Lee Robinson](https://x.com/leerob), and [Theo Browne](https://x.com/theo)
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* [React Team Q&A](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=26304s) hosted by [Shruti Kapoor](https://x.com/shrutikapoor08), featuring [Mofei Zhang](https://x.com/zmofei), [Joe Savona](https://x.com/en_js), [Ruslan Lesiutin](https://x.com/ruslanlesiutin), [Lauren Tan](https://x.com/potetotes), [Ricky Hanlon](https://x.com/rickhanlonii), [Jack Pope](https://x.com/__jackpope), and [Seth Webster](https://x.com/sethwebster).
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Lauren Tan announced [React Compiler v1.0](https://react.dev/blog/2025/10/07/react-compiler-1) and recommended all apps use the compiler for benefits like:
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* [Automatic memoization](learn/react-compiler/introduction#what-does-react-compiler-do) with an advanced Compiler that understands React code.
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* [New lint rules](learn/react-compiler/installation#eslint-integration) powered by the Compiler to teach best practices.
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* [Default support](/learn/react-compiler/installation#basic-setup) for new apps in Vite, Next.js, and Expo.
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* [Migration guides](/learn/react-compiler/incremental-adoption) for existing apps migrating to the Compiler.
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Finally, Seth Webster gave a surprise announcement of the [React Foundation](/blog/2025/10/07/introducing-the-react-foundation) to steward React's open source development and community.
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Watch day 1 here:
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<YouTubeIframe src="https://www.youtube.com/embed/zyVRg2QR6LA?si=z-8t_xCc12HwGJH_&t=1067s" />
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## Day 2 {/*day-2*/}
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## Day 2 Keynote {/*day-2-keynote*/}
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_Watch the full day 2 stream [here.](https://www.youtube.com/watch?v=p9OcztRyDl0&t=2299s)_
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[Jorge Cohen](https://x.com/JorgeWritesCode) & [Nicola Corti](https://x.com/cortinico) kicked off day 2 highlighting React Native’s incredible growth with 4M weekly downloads (100% growth YoY), and some notable app migrations from Shopify, Zalando, and HelloFresh, award winning apps like RISE, RUNNA, and Partyful, and AI apps from Mistral, Replit, and v0.
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Jorge Cohen and Nicola Corti kicked off day 2 highlighting React Native’s incredible growth with 4M weekly downloads (100% growth YoY), and some notable app migrations from Shopify, Zalando, and HelloFresh, award winning apps like RISE, RUNNA, and Partyful, and AI apps from Mistral, Replit, and v0.
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[Riccardo Cipolleschi](https://x.com/CipolleschiR) announced [React Native 0.82 will be New Architecture only](https://reactnative.dev/blog/2025/10/08/react-native-0.82#new-architecture-only), and [experimental Hermes V1 support](https://reactnative.dev/blog/2025/10/08/react-native-0.82#experimental-hermes-v1). [Ruben Norte](https://bsky.app/profile/rubennorte.bsky.social) and [Alex Hunt](https://x.com/huntie) finished out the keynote by announcing new web-aligned [DOM](https://reactnative.dev/blog/2025/10/08/react-native-0.82#dom-node-apis) & [Performance](https://reactnative.dev/blog/2025/10/08/react-native-0.82#web-performance-apis-canary) APIs, and a new network panel & desktop app.
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Riccardo Cipolleschi shared two major announcements for React Native:
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- [React Native 0.82 will be New Architecture only](https://reactnative.dev/blog/2025/10/08/react-native-0.82#new-architecture-only).
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- [Experimental Hermes V1 support](https://reactnative.dev/blog/2025/10/08/react-native-0.82#experimental-hermes-v1).
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[Ricky Hanlon](https://x.com/rickhanlonii) closed the conference with the continuation of his Async React talk ([part 1](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=10907s), [part 2](https://www.youtube.com/watch?v=p9OcztRyDl0&t=29073s)), demonstrating how [transitions](https://react.dev/reference/react/useTransition), [useOptimistic](https://react.dev/reference/react/useOptimistic), [<Suspense>](https://react.dev/reference/react/Suspense), and [<ViewTransition />](https://react.dev/reference/react/ViewTransition) work together. He announced the [Async React Working Group](https://github.com/reactwg/async-react) to help the community adopt these patterns in routers, data libraries, and design components.
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Ruben Norte and Alex Hunt finished out the keynote by announcing:
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- [New web-aligned DOM APIs](https://reactnative.dev/blog/2025/10/08/react-native-0.82#dom-node-apis) for improved compatibility with React on the web.
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- [New Performance APIs](https://reactnative.dev/blog/2025/10/08/react-native-0.82#web-performance-apis-canary) with a new network panel and desktop app.
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### Community & React team talks {/*community-and-react-team-talks*/}
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Watch day 2 here:
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* [React Native, Amplified](https://www.youtube.com/watch?v=p9OcztRyDl0&t=5737s) by [Giovanni Laquidara](https://x.com/giolaq) and [Eric Faisl](https://x.com/efahsl) talked about how to build with React for [Vega OS](https://developer.amazon.com/apps-and-games/vega)—a new operating system that powers Amazon’s new devices.
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* [React Everywhere: Bringing React Into Native Apps](https://www.youtube.com/watch?v=p9OcztRyDl0&t=18213s) by [Mike Grabowski](https://x.com/grabbou) showed how to add React Native to existing iOS/Android apps with minimal changes
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* [Reimagining Lists in React Native](https://www.youtube.com/watch?v=p9OcztRyDl0&t=10382s) by [Luna Wei](https://x.com/lunaleaps) introduced Virtual View, a new primitive for lists that manages visibility with mode-based rendering (hidden/pre-render/visible)
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* [React Strict DOM](https://www.youtube.com/watch?v=p9OcztRyDl0&t=9026s) by [Nicolas Gallagher](https://nicolasgallagher.com/) talked about Meta's approach to using web code on native
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<YouTubeIframe src="https://www.youtube.com/embed/p9OcztRyDl0?si=qPTHftsUE07cjZpS&t=2299s" />
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### React framework & build tool talks {/*react-framework-and-build-tool-talks*/}
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The second half of day 2 had a series of talks from a variety of React frameworks and build tools capped off with [a Q&A panel](https://www.youtube.com/watch?v=p9OcztRyDl0&t=26812s) hosted by [Jack Herrington](https://x.com/jherr) with representatives from [Parcel](https://parceljs.org/) ([Devon Govett](https://x.com/devonovett)), [Next.js](https://nextjs.org/) ([Josh Story](https://x.com/joshcstory)), [Expo](https://expo.dev/) ([Evan Bacon](https://x.com/baconbrix)), [React Router](https://reactrouter.com/) ([Kent C. Dodds](https://x.com/kentcdodds)), [RedwoodSDK](https://rwsdk.com/) ([Peter Pistorius](https://x.com/appfactory)), [Rock](https://www.rockjs.dev/) ([Michał Pierzchała](https://x.com/thymikee)) and [TanStack](https://tanstack.com/) ([Tanner Linsley](https://x.com/tannerlinsley)).
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## React team talks {/*react-team-talks*/}
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Throughout the conference, there were talks from the React team including:
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* [Async React Part I](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=10907s) and [Part II](https://www.youtube.com/watch?v=p9OcztRyDl0&t=29073s) [(Ricky Hanlon)](https://x.com/rickhanlonii): showed what's possible using the last 10 years of innovation.
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* [Exploring React Performance](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=20274s) [(Joe Savona)](https://x.com/en_js): showed the results of our React performance research.
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* [View Transitions and Activity](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=4870s) [(Chance Strickland)](https://x.com/chancethedev): Chance worked with the React team to showcase how to use `<Activity />` and `<ViewTranstion />` to build fast, native-feeling animations.
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* [Profiling with React Performance tracks](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=8276s) [(Ruslan Lesiutin)](https://x.com/ruslanlesiutin) showed how to use the new React Performance Tracks to debug performance issues and build great apps.
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* [Reimagining Lists in React Native](https://www.youtube.com/watch?v=p9OcztRyDl0&t=10382s) [(Luna Wei)](https://x.com/lunaleaps) introduced Virtual View, a new primitive for lists that manages visibility with mode-based rendering (hidden/pre-render/visible).
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* [React Strict DOM](https://www.youtube.com/watch?v=p9OcztRyDl0&t=9026s) [(Nicolas Gallagher)](https://nicolasgallagher.com/) talked about Meta's approach to using web code on native.
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### React framework talks {/*react-framework-talks*/}
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The second half of day 1 had a series of talks from React Framework teams including:
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* [React Native, Amplified](https://www.youtube.com/watch?v=p9OcztRyDl0&t=5737s) by [Giovanni Laquidara](https://x.com/giolaq) and [Eric Faisl](https://x.com/efahsl).
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* [React Everywhere: Bringing React Into Native Apps](https://www.youtube.com/watch?v=p9OcztRyDl0&t=18213s) by [Mike Grabowski](https://x.com/grabbou).
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* [How Parcel Bundles React Server Components](https://www.youtube.com/watch?v=p9OcztRyDl0&t=19538s) by [Devon Govett](https://x.com/devonovett)
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* [Designing Page Transitions](https://www.youtube.com/watch?v=p9OcztRyDl0&t=20640s) by [Delba de Oliveira](https://x.com/delba_oliveira)
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* [Build Fast, Deploy Faster — Expo in 2025](https://www.youtube.com/watch?v=p9OcztRyDl0&t=21350s) by [Evan Bacon](https://x.com/baconbrix)
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@@ -80,6 +95,21 @@ The second half of day 2 had a series of talks from a variety of React framework
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* [RedwoodSDK: Web Standards Meet Full-Stack React](https://www.youtube.com/watch?v=p9OcztRyDl0&t=24992s) by [Peter Pistorius](https://x.com/appfactory) and [Aurora Scharff](https://x.com/aurorascharff)
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* [TanStack Start](https://www.youtube.com/watch?v=p9OcztRyDl0&t=26065s) by [Tanner Linsley](https://x.com/tannerlinsley)
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Watch day 2 here:
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## Q&A {/*q-and-a*/}
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There were three Q&A panels during the conference:
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<YouTubeIframe src="https://www.youtube.com/embed/p9OcztRyDl0?si=qPTHftsUE07cjZpS&t=2299s" />
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* [React Team at Meta Q&A](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=26304s) hosted by [Shruti Kapoor](https://x.com/shrutikapoor08)
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* [React Frameworks Q&A](https://www.youtube.com/watch?v=p9OcztRyDl0&t=26812s) hosted by [Jack Herrington](https://x.com/jherr)
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* [React and AI Panel](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=18741s) hosted by [Lee Robinson](https://x.com/leerob)
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## And more... {/*and-more*/}
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We also heard talks from the community including:
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* [Building an MCP Server](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=24204s) by [James Swinton](https://x.com/JamesSwintonDev) ([AG Grid](https://www.ag-grid.com/?utm_source=react-conf&utm_medium=react-conf-homepage&utm_campaign=react-conf-sponsorship-2025))
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* [Modern Emails using React](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=25521s) by [Zeno Rocha](https://x.com/zenorocha) ([Resend](https://resend.com/))
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* [Why React Native Apps Make All the Money](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=24917s) by [Perttu Lähteenlahti](https://x.com/plahteenlahti) ([RevenueCat](https://www.revenuecat.com/))
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* [The invisible craft of great UX](https://www.youtube.com/watch?v=zyVRg2QR6LA&t=23400s) by [Michał Dudak](https://x.com/michaldudak) ([MUI](https://mui.com/))
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## Thanks {/*thanks*/}
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TODO
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@@ -14,7 +14,7 @@ You can also follow the [@react.dev](https://bsky.app/profile/react.dev) account
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<BlogCard title="React Conf 2025 Recap" date="October 16, 2025" url="/blog/2025/10/16/react-conf-2025-recap">
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Last week we hosted React Conf 2025, a two-day conference in Henderson, Nevada where 700+ attendees gathered in-person to discuss the latest in UI engineering. This was our first in-person conference since 2019, and we were thrilled to be able to bring the community together again ...
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Last week we hosted React Conf 2025. In this post, we summarize the talks and announcements from the event...
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</BlogCard>
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