Frontend libraries I refuse to code without in 2025: zod – validation react-hook-form – forms tRPC + react-query – data sync shadcn – UI motion – animations date-fns – date utils zustand – state management nuqs – search params recharts – charts ai – AI toolkit react-table – tables (still underrated) Your turn… Which libraries are MUST-HAVE in your stack? Drop your top 3 below.