Harbormaster

A native macOS application that makes it easy to see what's running on your local ports and manage those processes. Harbormaster sits in your menu bar and provides quick access to all open ports on your machine. See which processes are listening, quickly kill rogue processes, and manage your local development environment without touching the terminal. Key features include: - Menu bar app for quick access - Real-time port monitoring - Process identification for each port - One-click process termination - Port filtering and search - Clean, native macOS interface