Skip to content
#

opcua

Here are 403 public repositories matching this topic...

A OPC UA gateway which gives you access to your OPC UA values via MQTT or GraphQL (HTTP). If you have an OPC UA server in your PLC, or a SCADA system with an OPC UA server, you can query data from there via MQTT and GraphQL (HTTP). In addition, the gateway can also log value changes from OPC UA nodes in an InfluxDB, IoTDB, Kafka, and others.

  • Updated Apr 7, 2026
  • Kotlin

Zero-hardware simulator for 28 industrial protocols — Modbus TCP/S7/OPC UA/BACnet/MQTT & more. Test SCADA, HMI & IoT gateway software without real PLCs. 零硬件仿真28种工业协议设备,测试上位机/SCADA/网关,开箱即用。

  • Updated Oct 22, 2026
  • Python

TopoData is a C# application, provides PLC/DCS data acquisition , storage and python script capabilities , along with HTTP WebAPI、Mqtt interfaces for data read/write interfaces. Provides flexible recipe definition functionality, allowing users to select different recipes and download parameters to PLCs or devices.

  • Updated Oct 15, 2026
  • C#

Add this topic to your repo

To associate your repository with the opcua topic, visit your repo's landing page and select "manage topics."

Learn more