Node.js | os.version() Method Last Updated : 27 May, 2020 Suggest changes Share Like Article Like Report The os.version() method is used to identify the version of the kernel of the Operating System. This information is determined by calling uname on POSIX systems and calling RtlGetVersion() or GetVersionExW() on Windows systems. Syntax: os.version() Parameters: This function does not accept any parameters. Return Value: It returns a string that identifies the kernel version. Below programs illustrate the os.version() method in Node.js: Example 1: On POSIX javascript // Import the os module const os = require("os"); let osVersion = os.version(); console.log("OS Version:", osVersion); Output: OS Version: #24~18.04.1-Ubuntu SMP Mon Jul 28 16:12:28 UTC 2019 Example 2: On Windows javascript // Import the os module const os = require("os"); let osVersion = os.version(); console.log("OS Version:", osVersion); Output: OS Version: Windows 10 Enterprise Reference: https://nodejs.org/api/os.html#os_os_version S sayantanm19 Follow Article Tags : Web Technologies Node.js Node.js-os-module Explore Node.js Tutorial 3 min read Introduction & Installation NodeJS Introduction 3 min read Node.js Roadmap: A Complete Guide 6 min read How to Install Node.js on Linux 6 min read How to Install Node.js on Windows 5 min read How to Install NodeJS on MacOS 6 min read Node.js vs Browser - Top Differences That Every Developer Should Know 6 min read NodeJS REPL (READ, EVAL, PRINT, LOOP) 4 min read Explain V8 engine in Node.js 7 min read Node.js Web Application Architecture 3 min read NodeJS Event Loop 5 min read Node.js Modules , Buffer & StreamsNodeJS Modules 5 min read What are Buffers in Node.js ? 4 min read Node.js Streams 4 min read Node.js Asynchronous ProgrammingAsync Await in Node.js 3 min read Promises in NodeJS 7 min read How to Handle Errors in Node.js ? 4 min read Exception Handling in Node.js 3 min read Node.js NPMNodeJS NPM 6 min read Steps to Create and Publish NPM packages 7 min read Introduction to NPM scripts 2 min read Node.js package.json 4 min read What is package-lock.json ? 3 min read Node.js Deployments & CommunicationNode Debugging 2 min read How to Perform Testing in Node.js ? 2 min read Unit Testing of Node.js Application 5 min read NODE_ENV Variables and How to Use Them ? 2 min read Difference Between Development and Production in Node.js 3 min read Best Security Practices in Node.js 4 min read Deploying Node.js Applications 5 min read How to Build a Microservices Architecture with NodeJS 3 min read Node.js with WebAssembly 3 min read Resources & ToolsNode.js Web Server 6 min read Node Exercises, Practice Questions and Solutions 4 min read Node.js Projects 9 min read NodeJS Interview Questions and Answers 15+ min read My Profile ${profileImgHtml} My Profile Edit Profile My Courses Join Community Transactions Logout Like