IBM i (previously known as AS/400, iSeries, and System i) is an operating system developed by IBM for its midrange server hardware platform. IBM i is designed for small to medium-sized businesses and enterprises, and it provides a reliable and secure environment for running business applications and managing data.

IBM i includes a number of features that make it well-suited for running mission-critical business applications. These features include high availability and disaster recovery capabilities, a robust security model, integrated database management, and support for a wide range of programming languages.

IBM i is often used by companies in industries such as manufacturing, distribution, and finance, where reliable and secure systems are essential for day-to-day operations. While IBM i is primarily associated with IBM’s proprietary hardware platform, it can also be run on other hardware platforms through virtualization technologies.

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