Swift code used to get applications list running in a macOS

RunningApps.swift

//
//  main.swift
//  RunningApps
//
//  Created by Heitor Bisneto on 21/09/23.
//

import Foundation
import AppKit

// Create a new instance of object NSWorkspace
let Workspace = NSWorkspace.shared
// Get the list of all running applications (including from System)
let Applications = Workspace.runningApplications
// Filter the 'Applications' list removing apps from the System
let EssentialApps = Applications.filter{
    $0.activationPolicy == .regular
}

// Show User applications in list
for app in EssentialApps{
    print(app.localizedName ?? "")
}

// Show System application in list (includes user applications)
for app in Applications{
    print(app.localizedName ?? "")
}