Working examples of OPC UA servers that support storing and querying historical data.

Fast Go Application Scanner

harns gateway for collect device data(such as modbus opcua)

GOPCLOG is a GO based OPC-UA Logger, which tracks tag value changes based on OPC-UA subscriptions and forwards them through a various channels

物联大师之数据仓库，支持数据采集、数据订阅、历史存储，公式计算、数据分析、异常报警等功能，适用于大部分物联网和工业互联网应用场景。

Opcua Go. Feel free to open an issue if you have any questions or feature requests.

Expose OPCUA nodes to Prometheus

OPC Unified Architecture (OPC UA) in Go.

This project provides developers with simulators to realistically simulate IoT data over different protocols.

Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data.