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.

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

Skills you'll gain: Computational Thinking, Programming Principles, Functional Design, Python Programming, Software Installation, Program Development, Algorithms, Computational Logic, Scripting, Code Reusability, Computer Programming, Development Environment
Mixed · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Computer Programming, Application Development, Program Development, Programming Principles, Computational Logic, Software Development, Software Development Life Cycle, Debugging
★ 5 (6) · Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Program Development, Software Installation, Development Environment
★ 4.7 (41) · Mixed · Course · 1 - 3 Months

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

Skills you'll gain: Java Programming, Debugging, Java, Programming Principles, Computer Programming, Algorithms, File I/O, Program Development, Data Structures, Pseudocode, Software Installation, Software Architecture, Integrated Development Environments, Other Programming Languages, Code Reusability, Computational Logic
Beginner · Course · 1 - 3 Months

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

JetBrains
Skills you'll gain: Object Oriented Design, File I/O, Data Structures, Python Programming, Programming Principles, Code Reusability, Computer Programming, Scripting, Data Processing, Package and Software Management, Code Review, Computational Logic, NumPy, Development Environment, Integrated Development Environments, Computational Thinking, Software Installation, Numerical Analysis
★ 4.6 (11) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Pseudocode, Programming Principles, Program Development, Software Visualization, Computational Logic, Process Modeling, Diagram Design, Computer Programming Tools, Code Reusability, Computer Programming, Maintainability, Software Documentation, Software Installation
Beginner · 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

Duke University
Skills you'll gain: UI Components, User Interface (UI), Computational Thinking, HTML and CSS, Web Design and Development, Interactive Design, Hypertext Markup Language (HTML), Web Development, Programming Principles, Web Design, Javascript, Event-Driven Programming, Computer Programming, Program Development, Algorithms, Web Applications, Cascading Style Sheets (CSS)
★ 4.6 (15K) · Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Programming Principles, Computational Logic, Robotics, Python Programming, Computer Programming, Code Reusability, Automation, Algorithms
★ 4.8 (106) · Beginner · Course · 1 - 4 Weeks