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OpenPLC Runtime v4 vs v3: What Changed and How to Migrate (2026)

OpenPLC Runtime v4 vs v3: What Changed and How to Migrate (2026)

Posted by By MPRAUTO MPRAUTO September 23, 2026Posted inTech1 Comment
OpenPLC v3 is end-of-life. Compare v4 vs v3 architecture, REST/JWT API, plugins (Modbus, OPC UA, EtherCAT, S7), retain in v4.2 and a migration plan.
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