Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Programming Principles, Data Store, Data Management, Computational Thinking, Memory Management, C and C++, Software Design, Problem Solving, Complex Problem Solving
★ 4 (10) · Mixed · Course · 1 - 3 Months

Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Validation, Programming Principles, Computer Programming, Data Integrity, Data Structures, Code Reusability, File Management, Memory Management, Software Documentation, Computer Science, Maintainability, Computational Logic, Data Storage
★ 4.6 (1.3K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Integrated Development Environments, Data Structures, Programming Principles, Development Environment, Computational Logic, Python Programming, Code Reusability, Scripting, Functional Design, Command-Line Interface, Memory Management, Software Installation
Beginner · Course · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), C and C++, Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design Patterns, Debugging, Computer Programming, Unit Testing, C (Programming Language), Software Design, Program Development, Algorithms, Graph Theory, Software Testing, Code Reusability, Memory Management
★ 4.5 (9.6K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Memory Management, Computer Architecture, System Programming, Software Architecture, System Software, System Design and Implementation, Program Development, Computer Programming Tools, Programming Principles, Integrated Development Environments, Virtual Machines, Build Tools, Extensible Languages and XML, Development Environment, Interoperability, Language Learning, Java Programming, Java, Identity and Access Management, Program Management
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 (52) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C (Programming Language), Memory Management, System Programming, C and C++, Linux, Code Reusability, Programming Principles, Linux Commands, Computer Architecture, Linux Administration, Linux Servers, Functional Design, Command-Line Interface, Unix Shell, Program Development, Development Environment, Process Control, Operations Management, Process Development, Environment
Beginner · Specialization · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), 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: Programming Principles, Semantic Web, System Design and Implementation, Code Review, Data Validation, Debugging, Data Structures, Java Programming, Memory Management, Object Oriented Programming (OOP), Building Codes, Java, Data Analysis, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Mainframe Technologies, Microarchitecture, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Programming Principles, System Programming, Data Structures, Computational Logic, Computer Hardware, Program Development, Computer Programming, Memory Management
★ 3.8 (12) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), C and C++, Programming Principles, Memory Management, Hardware Architecture, Computational Logic, Computer Architecture, Computer Programming, Peripheral Devices
★ 4.5 (44) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), C and C++, Object Oriented Design, Computer Programming, Programming Principles, Code Reusability, Memory Management
★ 4.7 (403) · Intermediate · Course · 1 - 3 Months