Free Online Computer Science Courses & MOOCs

Coursera

Codio

Object-Oriented Python: Inheritance and Encapsulation (Coursera)

CS: Programming Computer Science

Embark on an introductory journey into Object-Oriented Programming (OOP) with Python. This course is perfect for those new to coding or looking to deepen their understanding of fundamental Computer Science concepts. Dive into inheritance, encapsulation, polymorphism, and more as you build robust and scalable applications. No prior installation required – start coding right away!

Jun 22nd 2026

4 Weeks

Python Computer Science Object-Oriented Programming

Coursera

Duke University

Image and video processing: From Mars to Hollywood with a stop at the hospital (Coursera)

Engineering Sci: Mathematics

Explore the fascinating world of digital imaging with our Image and Video Processing course. Dive into how images are created, altered, stored, and used in various applications ranging from space exploration to movie magic. This course is designed for those curious about the science behind visual media and looking to enhance their skills in this rapidly evolving field.

Jun 15th 2026

5-12 Weeks

Math Image Video

Coursera

University of Toronto

Learn to Program: Crafting Quality Code (Coursera)

CS: Software Engineering

Discover the secrets to writing exceptional code in 'Learn to Program: Crafting Quality Code' on Coursera. This course is designed for beginners and experienced programmers alike, focusing on developing quality code that runs correctly and efficiently. Dive into designing, coding, and validating your programs as you learn how to compare different solutions addressing the same task.

Jun 15th 2026

5-12 Weeks

Programming Python Testing

Coursera

Rice University

Principles of Computing (Part 1) (Coursera)

CS: Software Engineering

Dive into 'Principles of Computing (Part 1)' – an advanced course that builds upon your existing Python programming knowledge. This course will equip you with essential programming practices, critical thinking, and mathematical problem-solving skills crucial for larger scale computational projects.

Jun 15th 2026

5-12 Weeks

Programming Python Probability

Coursera

Rice University

Algorithmic Thinking (Part 1) (Coursera)

CS: Theory

Dive into the world of Algorithmic Thinking with Part 1 of this foundational course offered by Coursera. Designed for those who want to simplify and optimize their approach to solving computational problems, this class will equip you with essential mathematical concepts and processes that underpin efficient algorithm design. Whether you're a beginner or looking to refine your skills, this course is an excellent starting point.

Jun 15th 2026

4 Weeks

Python Computing Algorithms

Coursera

Rice University

Principles of Computing (Part 2) (Coursera)

CS: Software Engineering CS: Theory

Dive into Part 2 of 'Principles of Computing', a two-part course that builds upon basic concepts to introduce advanced topics in Computer Science. Learn through engaging content and practical projects using Python, gaining proficiency in problem-solving and efficient coding techniques.

Jun 15th 2026

4 Weeks

Programming Python Computing

Coursera

Rice University

Algorithmic Thinking (Part 2) (Coursera)

CS: Theory

Dive deeper into the world of Algorithmic Thinking in Part 2 of this insightful online course offered by Coursera. Designed for those who have already grasped the basics, this advanced class will train you in the mathematical concepts and processes that experienced computer scientists use to solve complex computational problems efficiently. Elevate your problem-solving skills and learn how to build more effective algorithms.

Jun 15th 2026

4 Weeks

Python Computing Algorithms