An open source OPC DA Client SDK/ToolKit written in C++, support both 32 bit and 64 bit.

[ 开箱即用 ] 一款基于 .NET 10 双架构(WPF/Blazor)的工业物联网插件化数据采集转发工具（OPC[UA/DA]/Modbus/数据库/非标数据/大部分PLC/Mqtt/Kafka/NetMQ/Netty/RabbitMQ）

Opc Sample

An OPC DA client written purely in Go

OPC Data Access .NET Client Library

This is a tutorial of the DCS system and data collecting from the OPC server.

opc browser

opcda ,opcua ,

OPC client and subscriber code examples using QuickOPC in Object Pascal (Delphi) for OPC Data Access (OPC DA) and OPC Unified Architecture (OPC UA), including OPC UA PubSub.

工业通信库的多协议调试与诊断工具

Opc DataAccess libary for .NET.

OPC client, server and subscriber code examples in C#, for OPC Data Access (OPC DA) and OPC Unified Architecture (OPC UA), including OPC UA PubSub.

OPC client made simpler, for UA and DA, fork for netstandard2.0

OPC DA and OPC HDA library based on the work openscada and j-interop.

OPC Client code which is intended for python.

OPC client and subscriber code examples using QuickOPC in VB6 for OPC Data Access (OPC DA) and OPC Unified Architecture (OPC UA), including OPC UA PubSub.

OPC client and subscriber code examples using QuickOPC in PowerShell for OPC Data Access (OPC DA) and OPC Unified Architecture (OPC UA), including OPC UA PubSub.

OPC to ODBC server

Opcda Java. Feel free to open an issue if you have any questions or feature requests.

OPC client, server and subscriber code examples in VB.NET for OPC Data Access (OPC DA) and OPC Unified Architecture (OPC UA), including OPC UA PubSub.