How can I install Visual Studio Code extensions offline?

Question

I have installed Visual Studio Code on a machine that is not, and cannot be, connected to the Internet. According to the documentation, I can install an extension from the c

Answer 1

I wanted to throw a PowerShell download option on the pile in case anyone else comes across this. I have several offline scenarios and I run this in a loop to download and update all of the extensions I use offline.

$page = Invoke-WebRequest -Uri 'https://marketplace.visualstudio.com/items?itemName=ms-vscode.PowerShell'

$details = ( $page.Scripts | ? {$_.class -eq 'vss-extension'}).innerHTML | Convertfrom-Json

$extensionName = $details.extensionName 
$publisher     = $details.publisher.publisherName
$version       = $details.versions.version

Invoke-WebRequest -uri "$($details.versions.fallbackAssetUri)/Microsoft.VisualStudio.Services.VSIXPackage" `
                  -OutFile "C:\Scripts\extensions\$publisher.$extensionName.$version.VSIX"