Free Online Computer Science Courses & MOOCs

Coursera

Codio

Java Basic Structures: Arrays, Strings, and Files (Coursera)

Computer Science

Start your journey into Java programming without any installations required! This beginner-friendly course offers a strong foundation in essential Java topics such as arrays, strings, and files. Perfect for those new to coding, this course will equip you with the basic structures of Java while reinforcing key Computer Science principles that are transferable across different languages.

Sep 7th 2026

3 Weeks

Programming Java Computer Science

Coursera

Codio

Java Object Basics: Functions, Recursion, and Objects (Coursera)

Computer Science

Discover the basics of Java programming with our beginner-friendly course, Java Object Basics: Functions, Recursion, and Objects. This comprehensive online program is designed to equip you with essential skills in Java and core computer science principles that can be applied across various coding languages. Start your journey into programming by diving into functions, recursion, objects, and mutability—all from the comfort of your browser.

Sep 7th 2026

4 Weeks

Programming Java Computer Science

EdX

Universitat Politècnica de València,UPValenciaX

Introducción al Office 365 (edX)

Business Computer Science

Este curso te introduce en el mundo de Office 365, una potente suite ofimática que incluye aplicaciones esenciales como Word, Excel, PowerPoint y OneNote. Aprenderás a utilizar estas herramientas para mejorar tu eficiencia y productividad diaria.

Self Paced

Self-Paced

Computer Science Office 365

Coursera

Codio

Object-Oriented C++: Inheritance and Encapsulation (Coursera)

CS: Software Engineering Computer Science

Begin your journey into the world of C++ programming with our beginner-friendly course. Learn to code without any software installations needed. Dive deep into object-oriented concepts like inheritance and encapsulation, laying down a robust foundation for advanced programming skills. This course is perfect for those new to coding or looking to expand their knowledge in Computer Science.

Sep 7th 2026

4 Weeks

C++ Object-Oriented Computer Science

Coursera

Universidade de São Paulo, Brasil

Introdução à Ciência da Computação com Python Parte 2 (Coursera)

CS: Software Engineering Computer Science

Aprofunde-se na Ciência da Computação com a segunda parte deste curso exclusivo da Universidade de São Paulo. Desenvolva habilidades avançadas em Python, aprendendo a criar pequenos programas e compreendendo conceitos-chave da computação.

Sep 7th 2026

5-12 Weeks

Python Computer Science Object-Oriented Programming

Coursera

Nanjing University

计算机系统基础（一）：程序的表示、转换与链接 (Coursera)

Security & Networking

本课程将带你探索程序从高级语言到机器指令的转变过程。从基本的数据类型和操作符到复杂的语句和过程调用，学习如何在不同层次上表示和转换程序。同时，我们还会深入了解链接过程，以优化性能并确保程序正确运行。

Jun 29th 2026

5-12 Weeks

Computer Science C Language

Coursera

Ball State University

Introduction to Programming (Coursera)

CS: Programming

Discover the fundamentals of programming in this beginner-friendly course designed to provide a solid foundation for those new to coding. Whether you're a complete novice or have picked up bits and pieces on your own, this course will guide you through essential concepts and techniques.

Jun 29th 2026

5-12 Weeks

Programming Python Computer Science