Localhost Port Scanner

Localhost Port Scanner helps developers quickly inspect what is running on their machine.
It continuously scans local listening TCP ports, maps each port to its process, and gives fast actions directly from the macOS menu bar.

Features:

Live scan of listening local TCP ports
Process mapping with name and PID
HTTP detection for localhost endpoints
One-click actions: Open in browser, Copy URL, Terminate process (SIGTERM)
Dev-focused filtering to reduce background noise
Search, sorting, and grouped or flat list views
Auto refresh with manual refresh controls
Compact, native macOS menu bar experience