HiveMQ Edge

Judgement

What it is

Integration

What it does

An edge gateway that translates OPC UA, Modbus, BACnet, EtherNet/IP, ADS and other industrial protocols into MQTT and organises the data into a unified namespace.

Adopt it when

You are moving factory data onto MQTT, particularly toward a HiveMQ broker.

Watch out

Some protocol adapters and enterprise features are reserved for HiveMQ's commercial edition.

Ready for

Usable

Runs as

Self-hosted server

Built with

Java, TypeScript, Kotlin and MQTT

How established

Established: started 3 years ago, latest release 2026.15.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: HiveMQ Edge → JDK → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

Open-source alternatives to HiveMQ Edge

1. 1
   FUXA frangoteam

   Web-based Process Visualization (SCADA/HMI/Dashboard) software

   Complete system Usable A plant or integrator wants browser-based HMI screens without licensing a commercial SCADA package.

   ★ 5.2k MIT JavaScript Active, pushed yesterday
2. 2
   Dgiot dgiot

   Open Source Industrial IoT Platform | 300+ protocols | 6-min deploy | Modbus OPC UA MQTT | 12K Stars

   Framework or platform Usable You are building an industrial IoT deployment with many devices and have staff able to operate Erlang, PostgreSQL and TDengine.

   ★ 4.9k Apache-2.0 Erlang Active, pushed 20 days ago
3. 3
   Open62541 open62541

   Open source implementation of OPC UA (OPC Unified Architecture) aka IEC 62541 licensed under Mozilla Public License v2.0

   Building block Production-ready You are writing firmware or software that must speak OPC UA and want a portable, open implementation.

   ★ 3.3k MPL-2.0 C Active, pushed 5 days ago
4. 4
   Magistrala absmach

   IoT Platform Framework

   Framework or platform Usable You are building your own IoT service and want multi-protocol messaging and device management as a base instead of writing it.

   ★ 2.7k Apache-2.0 Go Active, pushed 7 days ago
5. 5
   Thingsboard-gateway thingsboard

   Open-source IoT Gateway - integrates devices connected to legacy and third-party systems with ThingsBoard IoT Platform using Modbus, CAN bus, BACnet, BLE, OPC-UA, MQTT, ODBC and REST protocols.

   Integration Production-ready You run ThingsBoard and need to bring legacy or fieldbus devices into it.

   ★ 2.2k Apache-2.0 Python Active, pushed 5 days ago
6. 6
   PLC4X apache

   PLC4X The Industrial IoT adapter

   Building block Usable Your software must read from PLCs of several brands and you would rather not write each driver yourself.

   ★ 1.8k Apache-2.0 Java Active, pushed 5 days ago
7. 7
   NodeOPCUA node-opcua

   Unlocking the Full Potential of OPC UA with Typescript and NodeJS - http://node-opcua.github.io/

   Building block Production-ready You are writing industrial software in JavaScript or TypeScript that has to talk OPC UA.

   ★ 1.7k MIT TypeScript Active, pushed yesterday
8. 8
   Opcua-asyncio FreeOpcUa

   OPC UA library for python >= 3.10

   Building block Production-ready You need to read from or expose OPC UA data in a Python script or service.

   ★ 1.5k LGPL-3.0 Python Active, pushed 23 days ago

Commercial industrial connectivity libraries and gateways (OPC UA, Modbus)

1. 1
   Kepware KEPServerEX PTC

   Integration Production-ready A plant needs to pull data from a mix of PLC brands into SCADA, MES or historian systems.

   Commercial
2. 2
   Ignition Inductive Automation

   Ignition is the universal industrial platform for SCADA, MES, IIoT and more. Connect all your data across your entire enterprise and applications.

   Framework or platform Production-ready A manufacturer or integrator wants to build plant-wide SCADA and dashboards without per-tag or per-client licensing.

   Commercial
3. 3
   HighByte Intelligence Hub HighByte

   Architect your digital transformation and AI use cases with proven Industrial DataOps software from HighByte. Let

   Integration Usable A manufacturer wants clean, modelled machine data flowing to cloud analytics or a unified namespace across plants.

   Commercial