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.

Duke University
Skills you'll gain: Debugging, Bioinformatics, Java, Algorithms, Java Programming, Program Development, Programming Principles, Statistical Analysis, Software Design, Computer Programming, Integrated Development Environments, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), Data Analysis, Web Scraping, Software Testing, Problem Solving
★ 4.6 (8.1K) · Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Programming (OOP), Object Oriented Design, Algorithms, C (Programming Language), Programming Principles, Computer Programming, Graph Theory, Code Reusability, Memory Management, Data Structures, File I/O
★ 4.4 (2.3K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Video Game Development, Game Design, Development Environment, UI Components, Data Structures, Computer Programming, Programming Principles, Program Development, Application Development, Scripting Languages, Computational Logic, Human Computer Interaction, Data Management
Beginner · Course · 1 - 3 Months
University of California, Santa Cruz
★ 4.6 (792) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Installation, Python Programming, Data Structures, Data Processing, Programming Principles, Scripting Languages, Scripting, Development Environment, Computer Programming, Code Reusability, Functional Testing, Debugging, Problem Solving
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: File I/O, Debugging, Go (Programming Language), Programming Principles, C (Programming Language), Program Development, Data Structures, Computer Programming, C and C++, Algorithms
★ 3.9 (10) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Unified Modeling Language, File I/O, System Programming, Visual Basic (Programming Language), System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Development Environment, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Program Development, Computer Programming, Microsoft Development Tools
★ 4.6 (169) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: File I/O, Code Reusability, Matlab, Computer Programming, Programming Principles, Program Development, Debugging, Mathematical Software, Development Environment, Computer Science, User Interface (UI), File Management, C (Programming Language), Data Structures, Computational Logic, Engineering Calculations, Plot (Graphics), Problem Solving
★ 4.8 (18K) · Beginner · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Functional Design, Programming Principles, Debugging, File I/O, Software Documentation, Python Programming, Computer Programming, Program Development, Technical Documentation, Integrated Development Environments, Data Structures, Development Environment
★ 4.7 (6.7K) · Beginner · Course · 1 - 3 Months

Universidad ORT Uruguay
Skills you'll gain: Code Reusability, Video Game Development, Software Engineering, Program Development, Programming Principles, Game Design, Software Testing, Software Documentation, Software Development, Event-Driven Programming, Computer Programming, Computational Thinking, Software Design, Animations
★ 4.8 (2.7K) · Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Animation and Game Design, Computational Thinking, Animations, Computational Logic, Programming Principles, Computer Programming, Storytelling, Game Design, Solution Design, Program Development, Event-Driven Programming, Coordination, Computer Programming Tools
★ 4.4 (116) · Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Data Structures, C (Programming Language), C and C++, Programming Principles, Data Management, Memory Management, Algorithms, Computer Programming, File I/O, File Management, Other Programming Languages, Development Environment
★ 4.5 (24) · Beginner · Course · 1 - 4 Weeks