An example menubar app which...
- is placed on menu bar
- can start and stop echo server
- can open a window by selecting a menu item
macOS 10.14 (Mojave) or later
- macOS 10.14 (Mojave) or later
- Xcode 10.2.1 or later
- Swift 5
- Cocoapods
On terminal, which can use Cocoapods :
cd ${repository_top_dir}
pod install
open menubarApp.xcworkspace