Matrikon Inc.
107
Shareware
Provides secure and reliable real-time data access between all Modbus devices.
Advantech Automation Corp.
1
Demo
Communicate with a wide range of HMI/SCADA software packages.
5
Witte Software
3,183
Shareware
Speeds up PLC programming by simulating up to 32 slave devices.
Advantech
28
Demo
You can communicate with a wide range of HMI/SCADA software.
1
OPCconnect.com
47
Freeware
OPC Server offers a wide variety of servers available for free.
Simply Modbus
82
Shareware
Modbus is a serial communication protocol for programmable logic controllers.
56
ICSProtocols
11
Demo
Simulate serial and TCP communications, including DNP3, MODBUS, and OPC.
1
Barry Barnreiter
65
Open source
OpenOPC for Python is an easy-to-use OPC library for use with the Python.
Softing AG
30
Demo
Modbus/TCP OPC Server offers quick and convenient access to the I/O registers.
30
Windmill Software
4
Freeware
Data logger for RS232, TCP/IP, Modbus and RS485 + serial com port monitor.
CEIWEI SerialPort Monitor
Shareware
A brand new serial port, Modbus RTU filter sniffer.
2
CimQuest INGEAR
15
Shareware
A tool for connectiong OPC standard with Omron Ethernet and serial controllers.
Chris Liechti
212
Freeware
Python pyserial is a module that encapsulates the access for the serial port.
