Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

Northeastern University
Skills you'll gain: Object Oriented Programming (OOP), Python Programming, Programming Principles, Computer Programming, Development Environment, Software Installation, Scripting, Computational Logic, Program Development
★ 4.3 (8) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: C (Programming Language), Programming Principles, C and C++, C++ (Programming Language), Algorithms, Memory Management, Data Structures, Other Programming Languages, Numerical Analysis
★ 4.5 (97) · Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Debugging, Development Environment, Javascript, Computer Programming Tools, Computer Graphics, Software Development Tools, Computer Programming, Graphical Tools, Interactive Design, Human Computer Interaction, Data Management
★ 4.1 (932) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Version Control, GitHub, Debugging, Git (Version Control System), Unit Testing, Data Structures, Python Programming, Software Testing, Scripting, Code Reusability, Computer Programming, Web Development, Algorithms, Jupyter
★ 4.5 (545) · Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Test Driven Development (TDD), Python Programming, Object Oriented Programming (OOP), Object Oriented Design, Scripting Languages, Code Reusability, Test Script Development, Computer Programming, Unit Testing, File I/O, Development Testing, Web Development, Scripting, Program Development, Other Programming Languages, Database Software, Open Source Technology, Database Management, Database Development, Data Processing
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Development Environment, Program Development, Microsoft Development Tools, Microsoft Visual Studio, Programming Principles, .NET Framework, Computer Programming, Integrated Development Environments, Software Development, Software Installation, Debugging
★ 4.7 (51) · Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Go (Programming Language), Data Structures, Object Oriented Design, Object Oriented Programming (OOP), Computer Programming, Unit Testing, Algorithms, C (Programming Language), Software Testing, Computer Science, Code Reusability, Graph Theory, Software Design
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
★ 4.7 (7K) · Beginner · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Functional Design, Computer Programming, Data Structures, Code Reusability, Computational Logic
★ 4.8 (8.3K) · Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Unit Testing, Relational Databases, Object Oriented Programming (OOP), Data Transformation, Data Visualization, Data Store, Web Scraping, Database Management, Creative Design, Scatter Plots, Data Structures, Data Manipulation, Programming Principles, File I/O, Test Case, Python Programming, Computer Programming, Program Development, Diversity and Inclusion
★ 3.8 (14) · Intermediate · Specialization · 3 - 6 Months

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Object Oriented Programming (OOP), Code Reusability, Development Environment
★ 4.9 (1.9K) · Intermediate · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Video Game Development, Game Design, Software Engineering, Programming Principles, Software Development, Event-Driven Programming, Computer Programming, Code Reusability, Computational Thinking, Algorithms
★ 4.7 (3.9K) · Beginner · Course · 1 - 3 Months