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NVM (Portable)


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This package is likely a meta/virtual (*) or an installer (*.install) or portable (*.portable) application package.
  • Meta/virtual (*) - has a dependency on the *.install or the *.portable package - it is provided for discoverability and for other packages to take a dependency on.
  • Portable (*.portable/*.commandline (deprecated naming convention)/*.tool (deprecated naming convention)) - usually zips or archives that require no administrative access to install.
  • Install (*.install/*.app (deprecated naming convention)) - uses native installers, usually requires administrative access to install.
Learn more about chocolatey's distinction of installed versus portable apps and/or learn about this kind of package.

This package was approved by moderator gep13 on 8/31/2018.

Manage multiple installations of node.js on a Windows computer.

To install NVM (Portable), run the following command from the command line or from PowerShell:

C:\> choco install nvm.portable

To upgrade NVM (Portable), run the following command from the command line or from PowerShell:

C:\> choco upgrade nvm.portable


  • tools\chocolateybeforemodify.ps1 Show
    $ErrorActionPreference = 'Stop';
    $packageName= 'nvm' # arbitrary name for the package, used in messages
    # This next part assumes nvm is on your path currently
    $nvm = (& where.exe $packageName)
    & $nvm off
  • tools\chocolateyinstall.ps1 Show
    $ErrorActionPreference = "Stop"
    $packageName= 'nvm'
    $url        = ""
    $nodePath = "$env:SystemDrive\Program Files\nodejs"
    # Install nvm to its own directory, not in the chocolatey lib folder
    # If requesting per user install use $env:APPDATA else $env:ProgramData
    $nvmPath = Join-Path $env:ProgramData $packageName
    $OsBits = Get-ProcessorBits
    $NvmSettingsFile = Join-Path $nvmPath "settings.txt"
    $packageArgs = @{
      packageName   = $packageName
      unzipLocation = $nvmPath
      url           = $url
      checksum      = 'c6f957081d28639e4b2665df92e42b0e6c40de495390dd5184d625fd9cde1e4defd7ca218207ccd5f99e29f11a266a2849175667ffae8d196ec0061cd6c1781e'
      checksumType  = 'sha512'
    Install-ChocolateyZipPackage @packageArgs
    #New-Item "$NvmSettingsFile" -type file -force -value `
    # $("root: $nvmPath `r`npath: $nodePath `r`narch: $OsBits`r`nproxy: none");
    # This pattern will be easier to maintain if new settings are added
    # If existing settings file, read and create dictionary of values
    $NvmSettingsDict = [ordered]@{}
    if (Test-Path $NvmSettingsFile) {
        $NvmSettings = Get-Content $NvmSettingsFile
        $NvmSettings | Foreach-Object { $NvmSettingsDict.add($_.split(':',2)[0],$_.split(':',2)[1]) }
        Write-Output "Detected existing settings file"
        $NvmSettingsDict.GetEnumerator() | % { "$($_.Name): $($_.Value)" } | Write-Verbose
    # only set values if not present or missing from existing settings
    if (!($NvmSettingsDict['root'])) { $NvmSettingsDict['root'] = $nvmPath }
    if (!($NvmSettingsDict['path'])) { $NvmSettingsDict['path'] = $nodePath }
    if (!($NvmSettingsDict['arch'])) { $NvmSettingsDict['arch'] = $OsBits }
    if (!($NvmSettingsDict['proxy'])) { $NvmSettingsDict['proxy'] = "none" }
    # Essentially writing a YAML file
    # The ASCII type is required for NVM to read the file properly
    $NvmSettingsDict.GetEnumerator() | % { "$($_.Name): $($_.Value)" } | Write-Verbose
    $NvmSettingsDict.GetEnumerator() | % { "$($_.Name): $($_.Value)" } | Out-File "$NvmSettingsFile" -Force -Encoding ascii
    # If you don't install to the toolsDir Chocolatey won't create a shim
    # This would avoid creating an nvm.exe shim in the $chocolateyRoot\bin folder that is in the path
    #$files = get-childitem $nvmPath -include *.exe -recurse
    #foreach ($file in $files) {
    #  #generate an ignore file
    #  New-Item "$file.ignore" -type file -force | Out-Null
    # Could install per user variables if not running node as a service or other users
    Install-ChocolateyEnvironmentVariable -VariableName "NVM_HOME" -VariableValue "$nvmPath" -VariableType Machine;
    Install-ChocolateyEnvironmentVariable -VariableName "NVM_SYMLINK" -VariableValue "$nodePath" -VariableType Machine;
    # Adding NVM_HOME to the path isn't required if you use the shim, it IS required if you don't use the shim (ie install outside of $toolsDir or ignore above)
    # Having it on the PATH twice could be confusing even though it is the "same" file
    Install-ChocolateyPath -PathToInstall "%NVM_HOME%" -PathType Machine;
    # This allows nvm and other tools to find the node binaries.
    Install-ChocolateyPath -PathToInstall "%NVM_SYMLINK%" -PathType Machine;
  • tools\chocolateyuninstall.ps1 Show
    $ErrorActionPreference = 'Stop'
    $uninstalled = $false
    $packageName= 'nvm' # arbitrary name for the package, used in messages
    $zipName = ""
    $nvm = (& where.exe $packageName)
    $EnvVariableType = 'Machine'
    # Gets just the base path where nvm was located
    $nvmPath = Split-Path $nvm
    Uninstall-ChocolateyZipPackage $packageName $zipName
    # If uninstalling and not just upgrading
    # we will remove all node versions that were installed
    # and therefore any globally installed modules
    if (Test-Path $nvmPath) { Remove-Item $nvmPath -Force -Recurse }
    # Backwards compatible to pre 0.9.10 Choco
    Install-ChocolateyEnvironmentVariable -VariableName "NVM_HOME" -VariableValue $null -VariableType $EnvVariableType
    Install-ChocolateyEnvironmentVariable -VariableName "NVM_SYMLINK" -VariableValue $null -VariableType $EnvVariableType
    # Remove installed variable(s) from PATH
    # Loop via @DarwinJS on GitHub as a temp workaround,
    #To avoid bad situations - does not use substring matching, regular expressions are "exact" matches
    #Removes duplicates of the target removal path, Cleans up double ";", Handles ending "\"
    # Need to escape any backslash in the regex
    [regex] $PathsToRemove = "^(%NVM_HOME%|%NVM_SYMLINK%)"
    $environmentPath = Get-EnvironmentVariable -Name 'PATH' -Scope $EnvVariableType -PreserveVariables
    [string[]]$newpath = ''
    foreach ($path in $environmentPath.split(';'))
      If (($path) -and ($path -notmatch $PathsToRemove))
            [string[]]$newpath += "$path"
            "$path added to `$newpath"
        } else {
            "Path to remove found: $path"
    $AssembledNewPath = ($newpath -join(';')).trimend(';')
    Install-ChocolateyEnvironmentVariable -variableName 'PATH' -variableValue $AssembledNewPath -variableType $EnvVariableType
    "Path with variables"
    $newEnvironmentPath = Get-EnvironmentVariable -Name 'PATH' -Scope $EnvVariableType -PreserveVariables
    "Path with values instead of variables"
    # Below requires Choco >=0.9.10
    # Uninstall-ChocolateyEnvironmentVariable -VariableName "NVM_HOME" -VariableType User;
    # Uninstall-ChocolateyEnvironmentVariable -VariableName "NVM_SYMLINK" -VariableType Machine;
    $uninstalled = $true

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This package has no dependencies.

Package Maintainer(s)

Software Author(s)

  • coreybutler


Release Notes

Version History

Version Downloads Last updated Status
NVM (Portable) 1.1.5 43331 Monday, June 26, 2017 approved
NVM (Portable) 1.1.1 3321 Saturday, November 12, 2016 approved

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