Enhance Your Next.js Applications with Server Actions: A Step-by-Step Guide

Adhithi Ravichandran
5 min readAug 22, 2024

As web applications grow more complex, managing server-side logic alongside client-side interactions can become a challenge.

The React 19 canary version released Server Actions, which will allow Client Components to call async functions that are executed on the server.

Fortunately, the latest version of Next.js App Router supports React Server Actions. With the introduction of Server Actions in Next.js App Router, developers now have a more streamlined way to handle server-side operations directly within their components. This not only simplifies your codebase but also improves performance by reducing the need for separate API routes.

In this post, we’ll explore how Server Actions can be used effectively in Next.js. To illustrate this, we’ll use an example from Bethany’s Pie Shop, a fictional bakery that needs to update a customer’s shopping cart in real-time as they add items like fresh pies and coffee.

What Are Server Actions?

Server Actions in Next.js allow you to run server-side logic directly within your React components. Instead of creating separate API routes, you can define these actions within your component files, making it easier to manage and maintain your code. Server Actions are…

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Adhithi Ravichandran

Software Consultant, Author, Speaker, React|Next.js|React Native |GraphQL|Cypress|Playwright Dev & Indian Classical Musician