Not all of them are good. React is one of the most popular and widely used libraries (it’s not a framework) for frontend development. To give you a gentle introduction, React is an open-source JavaScript library used for frontend development , which was developed by Facebook.
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Originally Answered: Can you use React on the backend of a web application? Nope , React is a JavaScript library/framework to create a user interface on the front-end. You have to use NodeJS or Python for the back-end and MySQL or MongoDB for the database.
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