PortTraceX
Port Manager
Portia
Portrackr
Port Checker
OrbStack
Fing
Sindre Sorhus
NotesAISync
PortTraceXPort Manager - Find, open and kill ports in a couple of clicks. Works with Node, Python, Ruby, PHP, HTTP and pretty much any process listening on a TCP port.
Portia - An open-source visual scraping tool that lets you scrape the web without coding, built by Scrapy...
Portrackr - Control Development Ports with Ease
Port Checker - Check open ports online
OrbStack - Fast, light, simple Docker & Linux on macOS
Fing - Discover which devices are connected to any Wi-Fi network, map devices, detect intruders, assess...