HardwareId Return the computer serial number, along with username, platform and hardware architecture Works on Mac, Windows, Linux, FreeBSD Install npm i hardwareid Usage import hardwareid from "hardwareid" let sn = await hardwareid() console.log(sn) This outputs: { username: 'SomeUsername', serial: 'ABCDEFGH12345', platform: 'darwin', arch: 'x64' } Credit @bresnow