UMDT is a comprehensive Python-based toolkit for diagnosing, simulating, and bridging Modbus devices (RTU/TCP). It includes an interactive tool, a mock server, and a soft-proxy with PCAP support.
A core-based, multi-system emulator written in C#. Provides nice features for casual gamers such as full screen, and joypad support in addition to full rerecording and debugging tools for all system cores.