TMiR 2025-04: React 19.1 helps debug owner stacks

This Month in React

Apr 28, 2025•52 min•Ep. 38

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Episode description

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
- 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

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