NodeJS is an open-source, cross-platform JavaScript runtime environment used for server-side scripting, enabling developers to create dynamic web pages and applications that can be deployed across various platforms. Despite its impressive scalability and performance, NodeJS has some drawbacks, including its difficult learning curve, difficulty in debugging, and the need for developers to understand the underlying languages such as JavaScript and HTML.
This is where Nextjs comes in – a framework for building server-rendered React applications. It provides developers with an easier way to create server-rendered React applications and a range of APIs and tools that make it easier to build complex React applications. It is easy to learn and use, has built-in features and provides performance benefits such as automatic code splitting and hot reloading.
However, there are some drawbacks to using Nextjs. It is not as widely used as NodeJS, meaning there is less documentation and support available for it. Additionally, some of its features, such as server-side rendering, can be difficult to debug, and it is not as fast as NodeJS. Ultimately, it is up to the developer to decide whether Nextjs is an appropriate alternative to NodeJS