PLC Data Logger
PLC Data Logger to SQL
Software PLC/HMI system.
Command-line utility to communicate with Siemens S7 PLC
Tool for displaying data from Siemens PLC on your USB camera picture.
Simulation system for Siemens PLC
Data Exchange between CoDeSys Devices and .NET via Network Variables
Arduino Ethernet library for communicating with S7 Siemens PLC
Free and easy software to trace, analise and log Siemens PLC variables
Export of Siemens Step7 DB's to Excel
Modbus TCP, Modbus UDP and Modbus RTU client/server Java library
A Prism5.0 based Industrial Auto Control System
Communicating Vision PLC with Java - Linux server
PLC-Logger and Analyzer
Simple to use XML-Parser/Composer Library for B&R Automation PLC (SPS)
openSCADA® is an open source SCADA system written in JAVA
AS511 communication driver
a tool for process identification and controller design