The growing variety of programming languages in software engineering feeds the permanent need of interoperability enablers between IT solutions. In agile and integrated software development, it is vital to ensure the communication between exiting IT system and new ones. In addition, the connected smart factories paradigm extends the perimeter of enterprise information system to cover the direct integration of sensors and machines. vf-OS is an H2020 European project aimed at providing a

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... nt environment with an integrated, virtual view on manufacturing processes. Within vf-OS, the IO Toolkit provides tools for on premises facilitating the access to manufacturing devices and existing business software, while also facilitating the interaction with the rest of the vf-OS infrastructure. As such it allows developers to build secure and controlled gateways into the factories, as part of the capability set for their applications.