App: Modbus Server Pro
Developer: Control Technologies Pty Ltd
Genres: Utilities

Modbus TCP Server and RTU Slave simulates Modbus Holding, Input and Output registers 0 to 65535 according to Modbus specification 1.1b3. 
Simulate Modbus devices to facilitate software development and observe raw data exchange between TCP server and client or RTU master and slave..
Simulate error replies, timeouts and delays.
Supports up to 8 simultaneous client connections and unlimited Modbus transactions.

Release notes:
minor bug fixes