Cross-platform offline QR code generator. Please install from the PowerShellGallery:
Install-Module -Name QRCodeGenerator -Scope CurrentUser -ForceNext, explore the functions, for example:
Get-Help New-QRCodeVCard -ShowWindowAll Commands:
New-QRCodeGeolocation
New-QRCodeText
New-QRCodeTwitter
New-QRCodeVCard
New-QRCodeWifiAccess
New-QRCodeURI