Libraries tagged by plc

Modern OPC UA Client for PHP 8.4+ - PHP implementation based on OPC Foundation UA-.NETStandard architecture

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Pure PHP OPC UA client — binary protocol over TCP, 6 security policies, browse/read/write/subscribe/history, zero external dependencies

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Allows a PHP-powered website to communicate with the GBG ID3global API to verify identities. This library is not affiliated with GBG PLC in any way.

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Core PHP library for DID management, key handling, and PLC operations

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A Laravel integration for the Austrian Post Label Center (Österreichische Post).

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Stand up a local AT Protocol testnet for integration testing in PHP

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Profinet NRT 协议包 — DCP 设备发现 + Record Data 读写（RT 通道需 ERTEC 硬件）

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Modbus TCP/RTU/ASCII 协议包 — 支持 FC 01/03/04/06/10，纯 PHP Socket 实现

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Industrial Protocols 微内核 — 连接管理、配置管理、网关引擎、事件系统、协程适配、框架适配、硬件桥接、厂商配置

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EtherNet/IP 协议包 — ENIP 会话管理 + CIP Read Tag，TCP 通信

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Pure PHP OPC UA client — binary protocol over TCP, 6 security policies, browse/read/write/subscribe/history, zero external dependencies

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Session manager daemon for persistent OPC UA connections in PHP — Unix socket IPC, automatic session recovery, subscription transfer

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ATProto identity: DID document resolution and did:key verification keys

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Allows a PHP-powered website to communicate with the GBG ID3global API to verify identities. This library is not affiliated with GBG PLC in any way.

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Pre-generated PHP classes from OPC Foundation UA-Nodeset companion specifications for use with php-opcua/opcua-client

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