npm (Node Package Manager) is a package manager for JavaScript and is the default package manager for Node.js. It allows developers to easily install, share, and manage libraries and dependencies for their Node.js applications. Key features of npm include:
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Package Installation: Developers can install packages from the npm registry using simple commands, such as
npm install package-name. -
Dependency Management: npm automatically manages dependencies for projects, ensuring that the correct versions of libraries are used.
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Script Running: npm allows developers to define scripts in the
package.jsonfile, which can be executed usingnpm run script-name. This is commonly used for tasks like starting a server or running tests. -
Publishing Packages: Developers can publish their own packages to the npm registry, making them available for others to use.
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Version Control: npm helps manage package versions, allowing developers to specify which versions of a package their project depends on.
Overall, npm is an essential tool for Node.js development, streamlining the process of managing libraries and dependencies.
