wait-on

wait-on is a cross platform command line utility and Node.js API which will wait for files, ports, sockets, and http(s) resources to become available

v8.0.3 URL: https://unpkg.com/wait-on@8.0.3/lib/wait-on.js

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wait delay cli files tcp ports sockets http exist ready available portable cross-platform unix linux windows win32 osx

portfinder

A simple tool to find an open port on the current machine

v1.0.37 URL: https://unpkg.com/portfinder@1.0.37/lib/portfinder.js

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http ports utilities

elkjs

Automatic graph layout based on Sugiyama's algorithm. Specialized for data flow diagrams and ports.

v0.10.0 URL: https://unpkg.com/elkjs@0.10.0/lib/main.js

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graph layout layered ports dataflow

lsofi

Find processes occupying a given port

v1.0.0 URL: https://unpkg.com/lsofi@1.0.0/index.js

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tool cli ports lsof netstat

pid-port

Get the ID of the process that uses a certain port

v1.0.2 URL: https://unpkg.com/pid-port@1.0.2/index.js

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pid port ports netstat process processes id convert converter