This Month in React

TMiR 2025-04: React 19.1 helps debug owner stacks


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  • Quick hits
    • Job market: FRED data, Layoffs.fyi, Trueup.io
    • Conferences (React, Javascript)
      • App.js Conf May 28-30 Kraków, Poland
      • CityJS Athens May 27-31 Athens, Greece
      • React Summit June 13-17 Amsterdam, NL
      • React Conf is back Oct 7-8
      • SquiggleConf 2025 CFP closes May 23
    • Sponsored by Infinite Red
    • New releases
    • Anime.js v4
    • RN v79
    • Next.js 15.3
      • Rspack joins the Next.js ecosystem
    • React Aria April 11th
    • Redux Toolkit 2.7
    • Vitest 3.1
  • Main Content
    • React Labs: View Transitions, Activity, and more
    • React 19.1
      • “Owner Stack” is a very underrated React concept
        • One React mistake that's slowing you down
        • Advanced React Component Patterns
        • Parents & Owners in React: Rendering Performance
    • Improvements in Expo using owner stack
    • Dan Abramov is writing again (don’t 👏ruin 👏 his 👏 process)
      • React for Two Computers (Complement to his React Conf talk)
      • JSX Over The Wire
      • Impossible Components
  • ⚡ Lightning round ⚡
    • Next.js RFC: Deployment Adapters API
      • flightcontrol.dev from last year: Secret knowledge to self-host Next.js
    • Styled-Components in maintenance mode
      • RIP Styled-Components. Now What?
    • Redwood announces new Cloudflare-based RSC SDK, existing framework in community maintenance mode
    • TC39 kills Records and Tuples proposal. Possible alternative is “Composites”
    • React Compiler RC
    • "Just use Vite”… with the Workers runtime (Vite on Cloudflare)
    • React Router / Remix CVE
    • Silk Library - native-like swipeables for the web
    • {transitions} = f(state)
    • Tailwind 4, Bun, and old Macs: A Supermarket Bag And a Truckload Of FOMO
    • Introducing Firebase Studio
    • Gumroad is open source!
    • Automattic laid off 16% of staff
...more
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This Month in ReactBy Reactiflux with Mark Erikson, Carl Vitullo, & Mo Khazali