The Frontend World Just Changed: 5 Shifts for 2026

The React Compiler Killed Manual Optimisation. Handwriting. useMemo or useCallback is now like manual memory management. Since the v1.0 release, the compiler handles performance at build time. Write simpler code; let the toolchain optimise it. The Rendering Debate is Dead Stop choosing one strategy per app. Hybrid rendering is now per-component. Static parts load instantly while dynamic elements stream. If you aren't mixing SSR/SSG/CSR, you’re leaving performance on the table. Accessibility is L