TMiR 2024-04: So many new releases, React 19 featureset

• New releases
  • React 18.3
  • React 19 beta
  • Node.js v22
  • Expo SDK 51 beta
  • React Native 0.74.0 
  • React DevTools 5.1
  • Next v14.2
  • Bun v1.1 (discussion later)
  • Pnpm v9
  • Biome 1.7 
  • Supabase goes GA after 4 years in beta
  • Docusaurus 3.2
  • Gulp v5
  • Pragmatic Drag and Drop
  • RedwoodJS 7.3
  • React on Rails v14
• Upcoming conferences
  • React Conf 2024 May 15 - 16, 2024. In-person in Henderson, NV, USA
  • App.js Conf 2024 May 22 - 24, 2024. In-person in Kraków, Poland
  • Local First Conf 2024 May 30, 2024. In person in Berlin, Germany. Followup hackathon on the 31st
  • Render ATL June 12-14, 2024. Atlanta, GA, USA
  • Future Frontend June 13-14, 2024. Helsinki, Finland
  • React Norway June 14, 2024. Larvik, Norway
  • React Summit June 14 + 18, 2024. Amsterdam, Netherlands (+remote)

Main Content

• New React development
  • React Blog - React 19 Beta
  • React Blog - React 19 Beta Upgrade Guide
  • React 18.3 changelog
  • Internal changes:
    • Rename SECRET INTERNALS to __CLIENT_INTERNALS_DO_NOT_USE_OR_WARN_USERS_THEY_CANNOT_UPGRADE
    • Fast JSX: Don't clone props object
    • Remove defaultProps support (except for classes)
    • Ship optimized-but-unminified prod bundles and drop sourcemaps
    • Don’t patch fetch anymore
    • Future: patching Date object?
• React Native 0.74.0 release
  • React Native Navigation v7
  • VisionCamera v4.0
• Kotekan
• JSR
  • First Impressions, Second Look
  • First Things I Learned about JSR
• Bun v1.1

⚡️ Lightning round ⚡️

• ⚡️ Why I like React (Even in 2024) ⚡️️
• ⚡️ Netlify: Introducing the new Next.js Runtime ⚡️️
• ⚡️ Design Principles behind the Next.js App Router ⚡️️
• ⚡️ Diving into the Node.js Website Redesign ⚡️️
• ⚡️ How does useOptimistic work internally? (and many other code dives) ⚡️️
• ⚡️ Node.js: The Documentary ⚡️️
• ⚡️ New Flow Language Features for React ⚡️️
• ⚡️ Vercel cuts prices a lil ⚡️️
• ⚡️ Redwood Blog: Techniques for Fetching Data: Comparing Next, Remix, and Redwood ⚡️️
• ⚡️ Kuto, “reverse JS bundler” ⚡️️