This script finds and terminates the process listening on specified port.

Kill-PortProcess.ps1

# Find the process ID (PID) listening on port
$port = 3000
$processId = Get-NetTCPConnection -LocalPort $port | Select-Object -ExpandProperty OwningProcess

# Check if processId is found
if ($processId) {
    # Kill the process with the found processId
    Stop-Process -Id $processId -Force
    Write-Output "Process with PID $processId listening on port 3000 has been terminated."
} else {
    Write-Output "No process found listening on port 3000."
}