IBM RPG
High-level programming language
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RPG is a high-level programming language for business applications, introduced in 1959 for the IBM 1401. It is most well known as the primary programming language of IBM's midrange computer product line, including the IBM i operating system. Wikipedia
Developer: IBM
First appeared: 1959; 65 years ago
Paradigm: Multi-paradigm
Stable release: RPG IV version 7 release 4 / October 6, 2020