homebridge-plc

Homebridge plugin for SIEMENS Step7 and compatible PLCs. (https://github.com/homebridge)

s7client

Hi level API for node-snap7 to communication with Siemens S7 PLCs

node-snap7js

A pure JavaScript implementation of Snap7 client for communicating with Siemens S7 PLCs. This node is a port of Sharp7, a Siemens S7 protocol driver, originally based on Snap7.