Object-Oriented Design Courses
YouTube Programming Foundations: Design Patterns
LinkedIn Learning Become a Programmer: Foundations
LinkedIn Learning Open-Closed Workshop
Laracasts Computer Science 201: Data Structures & Algorithms
Study.com Java Programming: Object-Oriented Design
Codio via edX Java Programming: A Hands-on Introduction
Codio via edX Introduction to ABAP Object Oriented Patterns
SAP via YouTube UML Class Diagrams for Programmers
Udemy Python Programming: Object-Oriented Design
Codio via edX