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: Package and Software Management, Software Installation, Memory Management, Build Tools, Programming Principles, Integrated Development Environments
Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Data-oriented programming, Memory Management, Object Oriented Design, System Programming
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Rust (Programming Language), Memory Management, Application Programming Interface (API), Server Side, Code Reusability, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Scalability, Integrated Development Environments, Data Analysis, Maintainability, Network Protocols, Application Development, Authentications
★ 3.7 (28) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Data Structures, Code Reusability, Memory Management, Package and Software Management, Algorithms, Software Testing
★ 3.8 (9) · Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Security Engineering, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Operating Systems, Data Security, Memory Management, Authorization (Computing), Linux
★ 3.9 (11) · Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Prompt Patterns, Hugging Face, Prompt Engineering, Embeddings, AI Security, AI Integrations, Model Deployment, Automation, Memory Management
★ 2.8 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Computational Thinking, Memory Management, Software Visualization, Performance Tuning
★ 4.6 (7) · Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
★ 4.9 (15) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Software Design, C++ (Programming Language), Object Oriented Design, Software Architecture, Programming Principles, Application Frameworks, Object Oriented Programming (OOP), Prototyping, Memory Management, Database Development, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), Computer Programming, Development Environment, Integrated Development Environments, Programming Principles, Data Structures, Memory Management, Software Installation
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Memory Management, Code Reusability, Programming Principles, Integrated Development Environments, Web Development, System Programming, Maintainability
★ 3.6 (18) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Transformation, Digital Marketing, Marketing, Digital Brand Strategy, Strategic Marketing, Digital Marketing Tools, Marketing Strategies, Product Marketing, Market Dynamics, Consumer Behaviour, Customer Engagement, Earned Media, Promotional Strategies, E-Commerce, Shared Media, Product Development, Revenue Management, Content Creation, Branding, Drive Engagement
★ 4.6 (10) · Beginner · Course · 1 - 4 Weeks