Difference Between ReactJS VS NodeJS

1. ReactJS Introduction

1. React is a open source declarative, efficient, and flexible JavaScript-based UI development library. It is now one of the most commonly used frontend libraries for web development and mobile apps. It is based on component-based front end library responsible only for the view layer or UI of the application.
2. It's founded by Jordan Walke a software engineer at Facebook in 2011 in its newsfeed section. But it's public initial version 0.3.0 of React is released on May 2013.
3. It's latest version of React 18.2.0 released on 14 June 2022.
4. React offers various extensions for entire application architectural support such as Flux and React Native, beyond mere UI.

5. If a developer wants to create a changeable and large web application without reloading it, they often choose React. In fact, React is fast, simple yet very effective to do that. Behind it's biggest features is Virtual DOM.

These are the some companies which are using RactJS.

• Instagram
• Discord
• Walmart
• Wix
• Pinterest
• Skype

Read More.....

2. NodeJS Introduction

NodeJS Introduction

1. Ryan Dahl developed Node JS in the year 2009
2. NodeJS is free of cost (Open Source) and cross-platform runtime environment for executing JavaScript code outside a browser.
3. NodeJS js is not a programming language. It is a runtime environment. Node js uses the javascript for the frontend programming interface.
4. NodeJS can be runs on various platforms like Windows, Linux, Unix, Mac OS X, etc.
5. If we create a .JS file in our system and want to run that file we can use node.js. So it provides runtime enviroment.
6. NodeJS is commonly used for Backend Social Networking, Sinple page application, Chat Applications, Data Streaming etc.
7. NodeJS runs single threaded, non blocking, asynchronous programming which is very memory efficient.
8. NodeJS eliminates the waiting, and simply continues with the next request.
9. There are many companies which use NodeJS like Netflix, NASA, Trello, PayPal, LinkedIn, Walmart, Uber, Twitter, Yahoo, eBay, GoDaddy. Google uses NodeJS in its search indexing service.
10. Node JS can be described as JavaScript that has been given the ability to run on the computer, instead of the browser. This is made possible by the V8 JavaScript runtime engine. 
11. Node.js is built on the V8 engine of Google. It is the fastest javascript engine. The V8 engine converts the javascript code into the machine code, which the computer understands. The result is then generated and returned to node.js.
12. Node.js uses asynchronous programming.

Read More.....

Popularity Graph

Node.js overtook React.js to become the most used web framework among software developers worldwide, as of 2022. According to the survey, 47.12 percent of respondents reported to be using Node.js, while 42.62 percent were using React.js.

Source: Stack Overflow Developers Survey

Difference between the ReactJs & NodeJS