A roundup of major releases in the React ecosystem: Vite 8.0 drops Babel and Rollup in favor of Oxc and Rolldown for significant performance gains, adds Wasm SSR support, and browser console forwarding. shadcn/cli v4 introduces agent-friendly 'skills', design system presets, and dry-run support. RedwoodSDK 1.0 launches as a Cloudflare-native, server-first React framework built as a Vite plugin. Vitest 4.1 also ships with Vite 8 compatibility. A study of 500 frontend repos highlights missing timer cleanups and event listener removals as the top memory leak causes.
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