Net Assist Upd Download -

A developer can open two instances of NetAssist on one machine—one as a TCP Server and one as a TCP Client —to test bidirectional data flow without physical hardware.

It can log received data to files for later analysis of network stability and data integrity. NetAssist vs. Other Tools Cost Portability Yes (No install) MQTT Support Auto Checksum Network debugging assistant software net assist download

It supports IPv4 and IPv6 and offers four primary modes: UDP, TCP Server, TCP Client, and MQTT Client . A developer can open two instances of NetAssist

Users can send and receive data in both ASCII and HEX formats, with built-in conversion between the two. Other Tools Cost Portability Yes (No install) MQTT

The tool includes automatic checksum calculation (CRC16, XOR, etc.), script sending, and an auto-reply function for testing device responses.

As a standalone, "green" software, NetAssist requires and runs directly from its executable file.

You can find the tool on developer-focused sites such as ZedIoT or nitwo.com . Some GitHub repositories also host open-source GUI versions like luokyme/NetAssistant .