Evaluating 21 UI Libraries for React Server Components in Next.js App Router
By
https://www.facebook.com/sajanmangattu.s
Summary
A comprehensive evaluation of 21 UI libraries for React Server Components (RSC) in Next.js App Router projects, focusing on how well each library supports server-side rendering and minimizes client-side JavaScript. The article provides a detailed comparison table, best picks for different use cases (Shadcn/ui for full ownership, Radix UI for headless primitives, Base UI for migrating off MUI), and in-depth reviews of each library's RSC compatibility, bundle size impact, and developer experience.
Source

Key quotes
· 3 pulledPicking a UI library for a Next.js App Router project is no longer about features or theming — it's about how much of the library has to ship to the browser.
The best UI libraries for React Server Components let you keep static parts on the server and surgically opt into 'use client' only where you need interactivity.
Shadcn/ui gives you full ownership of components in an RSC app.
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