CSR vs SSR vs SSG vs ISR

Imagine you walk into a restaurant. You’re hungry. You don’t care how the food is made, you just want it fast, fresh, and satisfying. Now here’s the twist: different kitchens prepare your food in completely different ways. Some cook everything after you order. Some prepare meals in advance. Some update dishes quietly in the background. Some combine all of these. That’s exactly how modern web apps deliver content. Let’s break this down in a way that actually sticks. The 4 Kitchens of the Web 1. CSR (Client Side Rendering) “Cook it at the table” You sit down. The waiter brings you raw ingredients and a small stove. Now you cook your own food. That’s CSR. What happens technically: The server sends a mostly empty HTML page The browser downloads JavaScript JavaScript builds the UI Pros: Very interactive, ideal for applications Smooth experience after the initial load Less work for the server Cons: Slow first load, often a blank screen at first Weak SEO performance Depends heavily on the use