Server-side rendering (SSR) addresses the performance and search engine optimization issues of single-page JavaScript applications. In contrast to client-side rendering, it generates static content on the server before sending it over to the user’s browser.
Server-side rendering improves site speed and results in better Core Web Vitals scores. However, sometimes it can be difficult to implement and might also increase First Input Delay.
In this article, we’ll look into server-side rendering in detail. We’ll see how it works, what problems it solves, how it compares to client-side rendering, and what pros and cons it comes with.