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Modbus Community

A community for the Modbus communications protocol - data communication between devices over TCP/IP and over serial line – open and royalty-free since 1979. Visit Modbus.org to download the Modbus protocol specification and implementation guides.

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Transform your automation capabilities by joining the Modbus Organization, the steward of the world's most widely adopted industrial communication protocol. Whether you're implementing new automation systems or optimizing existing infrastructure, membership provides the technical support, collaborative opportunities, and credibility boost your organization needs to stay competitive in today's interconnected industrial landscape. Join thousands of companies worldwide who rely on Modbus Organization membership to accelerate their automation success—because in industrial communication, standards matter, and leadership makes the difference.

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