A GUI in Powershell

ConvertToExe.txt

.\ps2exe.ps1 ..\form.ps1 -outputFile output.exe -requireAdmin -noConfigFile -noConsole -noError -nooutput -x64 -runtime40

from 
https://gallery.technet.microsoft.com/scriptcenter/PS2EXE-GUI-Convert-e7cb69d5

PowershellGUI.ps1

# Self-Elevate
if (-Not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole] 'Administrator')) {
 if ([int](Get-CimInstance -Class Win32_OperatingSystem | Select-Object -ExpandProperty BuildNumber) -ge 6000) {
  $CommandLine = "-File `"" + $MyInvocation.MyCommand.Path + "`" " + $MyInvocation.UnboundArguments
  Start-Process -FilePath PowerShell.exe -Verb Runas -ArgumentList $CommandLine
  Exit
 }
}

# Create the form
Add-Type -AssemblyName System.Windows.Forms
[System.Windows.Forms.Application]::EnableVisualStyles()

$PSControlForm                   = New-Object system.Windows.Forms.Form
$PSControlForm.ClientSize        = '180,298'
$PSControlForm.text              = "My Form"
$PSControlForm.TopMost           = $false

$FirstButton                = New-Object system.Windows.Forms.Button
$FirstButton.text           = "First thing"
$FirstButton.width          = 89
$FirstButton.height         = 30
$FirstButton.location       = New-Object System.Drawing.Point(44,33)
$FirstButton.Font           = 'Microsoft Sans Serif,10'

$SecondButton                  = New-Object system.Windows.Forms.Button
$SecondButton.text             = "Second thing"
$SecondButton.width            = 89
$SecondButton.height           = 30
$SecondButton.location         = New-Object System.Drawing.Point(44,101)
$SecondButton.Font             = 'Microsoft Sans Serif,10'

$ThirdButton                       = New-Object system.Windows.Forms.Button
$ThirdButton.text                  = "Third thing"
$ThirdButton.width                 = 89
$ThirdButton.height                = 30
$ThirdButton.location              = New-Object System.Drawing.Point(44,171)
$ThirdButton.Font                  = 'Microsoft Sans Serif,10'

$FourthButton                            = New-Object system.Windows.Forms.Button
$FourthButton.text                       = "Fourth thing"
$FourthButton.width                      = 89
$FourthButton.height                     = 30
$FourthButton.location                   = New-Object System.Drawing.Point(44,240)
$FourthButton.Font                       = 'Microsoft Sans Serif,10'

$PSControlForm.controls.AddRange(@($FirstButton,$SecondButton,$ThirdButton,$FourthButton))

function RunInBackground() { Start-Process @args }

function FirstButtonClicked {
    RunInBackground ./script.bat
}

function SecondButtonClicked {
    RunInBackground ./script2.bat
}

function ThirdButtonClicked {
    RunInBackground ./script3.bat
}

function FourthButtonClicked {
    RunInBackground ./script4.bat
}

$FirstButton.Add_MouseClick({ FirstButtonClicked })
$SecondButton.Add_MouseClick({ SecondButtonClicked })
$ThirdButton.Add_MouseClick({ ThirdButtonClicked })
$FourthButton.Add_MouseClick({ FourthButtonClicked })

$PSControlForm.ShowDialog()