OOP: Category OOP, Object (computer science), Object-orientation, Object-oriented programming (OOP), Comparison of programming languages (object-oriented programming), Comparison of programming paradigms, Component-based software engineering, Design by contract, Object association, Object database, Object model reference, Object modeling language, Object-oriented analysis and design, Object-relational impedance mismatch (and The Third Manifesto), Object-relational mapping, Protocol-Oriented Programming - Protocol (object-oriented programming) - Swift Protocol-Oriented Programming. (navbar_oop)