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.

Skills you'll gain: Search Engine Optimization, Keyword Research, Web Analytics and SEO, Content Strategy, Content Optimization, Digital Marketing, Content Marketing, Marketing, Web Analytics, Multimedia, Digital Marketing Tools, Business Planning, Public Relations
Beginner · Course · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design Patterns, Computer Programming, Algorithms, C (Programming Language), Software Design, Program Development, Graph Theory, Code Reusability, Computational Logic, Artificial Intelligence, Data Structures, Memory Management, File I/O, Simulations
★ 4.5 (9.6K) · Beginner · Specialization · 3 - 6 Months
University of California, Santa Cruz
Skills you'll gain: Go (Programming Language), File I/O, Data Structures, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Debugging, Computer Programming, Unit Testing, C (Programming Language), Program Development, Computer Science, Software Testing, Algorithms, Code Reusability, Graph Theory, C and C++, Computational Logic, Memory Management
★ 4.5 (7.3K) · Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Software Engineering, Algorithms, Memory Management, Computer Programming Tools, Debugging, Program Development, Database Systems, Theoretical Computer Science
★ 4.7 (3.5K) · Intermediate · Specialization · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), 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, C and C++
★ 4.5 (9.6K) · Intermediate · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Marketing Tools, Digital Marketing, Marketing, Strategic Marketing, Marketing Strategies, Marketing Management, Promotional Strategies, Digital Transformation, Market Dynamics, Digital Media Strategy, Shared Media, Earned Media, Customer Engagement
★ 4.7 (17K) · Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Hardware, Computer Engineering, Computer Science, Computer Systems, Microarchitecture, Computational Logic, System Programming, Computer Programming, Systems Design, System Design and Implementation, Other Programming Languages, Technical Design, Software Design, Memory Management, Program Development, Data Storage
★ 4.9 (3.7K) · Mixed · Course · 1 - 3 Months

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

University of Pennsylvania
Skills you'll gain: Social Network Analysis, Social Media Strategy, Content Marketing, Social Media Content, Social Media Marketing, Shared Media, Consumer Behaviour, Driving engagement, Marketing Communications, Content Creation, Influencing, Social Media Campaigns, Persuasive Communication, Advertising, Marketing, Earned Media, Marketing Psychology, Promotional Strategies, Decision Making
★ 4.8 (5.3K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: System Programming, Memory Management, Performance Tuning, OS Process Management, Operating Systems, Linux Administration, Linux, Real-Time Operating Systems, System Software, Operating System Administration, Linux Servers, Linux Commands, C (Programming Language), System Configuration, Hardware Architecture, Systems Analysis, Resource Management, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Server Side, Web Applications, Web Frameworks, Real Time Data, Live Streaming, Network Model, Frontend Integration, Data Sharing, Network Protocols, File I/O, Event-Driven Programming, Secure Coding, Frontend Performance, Browser Compatibility, Javascript, Memory Management, Dynamic Host Configuration Protocol (DHCP), Network Routers, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Maintainability, Software Design, Data Structures, Software Architecture, Memory Management, Programming Principles, Code Reusability, Data Management, Performance Tuning
Intermediate · Course · 1 - 4 Weeks