Small powershell script to launch heretic or hexen using dsda-doom. It's recommended to compile it with ps2exe.

heretic-hexen-launcher.ps1

# File: launcher.ps1
# PowerShell 7+

# Path to dsda-doom.exe executable
$dsdaPath = "./dsda-doom.exe"

# Games and parameters (key: key STRING, value: [name, parameter array])
$games = @{
    '1' = @("Heretic", @("-iwad", "../base/heretic/HERETIC.wad"))
    '2' = @("Hexen: Beyond Heretic", @("-iwad", "../base/hexen/HEXEN.wad"))
    '3' = @("Hexen: Deathkings of the Dark Citadel", @("-iwad", "../base/hexendk/HEXDD.wad"))
}

function Show-Menu {
    Clear-Host
    Write-Host "=== DSDA-Doom Game Selector ===" -ForegroundColor Cyan
    foreach ($key in ($games.Keys | Sort-Object)) {
        Write-Host "$key) $($games[$key][0])"
    }
	Write-Host ""
	Write-Host ""
    Write-Host "Q) Exit" -ForegroundColor Yellow
    Write-Host ""
    Write-Host "Press a number or 'Q' to quit (no need to press Enter)..."
}

while ($true) {
    Show-Menu
    $key = [System.Console]::ReadKey($true).KeyChar.ToString()

    if ($key -ieq 'q') {
        Write-Host "`nExiting..." -ForegroundColor Green
        break
    }
    elseif ($games.ContainsKey($key)) {
        $name   = $games[$key][0]
        $params = $games[$key][1]

        Write-Host "`nRunning: $name" -ForegroundColor Green
        & $dsdaPath @params
        
        #Write-Host "`nGame finished. Press any key to return to menu..." -ForegroundColor Yellow
        #[System.Console]::ReadKey($true) | Out-Null
    }
    else {
        Write-Host "`nInvalid option. Press a valid key." -ForegroundColor Red
        Start-Sleep -Seconds 1
    }
}