HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Automation, Theoretical Computer Science, Systems Analysis, Systems Design, Model Evaluation, System Requirements, Simulations, Robotics, Artificial Intelligence, Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Environment, Environmental Issue, Environmental Science, Life Sciences, Biology, Environmental Resource Management, Natural Resource Management, Sustainable Development
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Behavioral Economics, Environmental Regulations, Economics, Economics, Policy, and Social Studies, Governance, Financial Regulation, Public Policies, Health And Safety Standards, Supply And Demand, Bidding, Bank Regulations, Regulation and Legal Compliance, Procurement, Innovation, Cost Benefit Analysis
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Cambridge
Skills you'll gain: Human Learning, Child Development, Teaching, Learning Theory, Instructional Strategies, Pedagogy, Learning Strategies, Developmental Disabilities, Working With Children, Disabilities, Autism Spectrum Disorders, Special Education, Differentiated Instruction, Neurology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, USB, Operating Systems, Computer Hardware, Data Storage Technologies, Hardware Troubleshooting, Electrical Safety, Technical Communication, Linux, File Systems, Microsoft Windows, Information Privacy
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Digital Forensics, Electronic Discovery, Investigation, Criminal Investigation and Forensics, Incident Response, Cyber Threat Intelligence, Cyber Security Assessment, Technical Communication, Computer Security Incident Management, Report Writing, Legal Hearings, Cybersecurity, Litigation Support, Fraud detection, Law, Regulation, and Compliance, Document Management, Compliance Reporting, Data Collection, Analysis, Management Reporting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Illustrator, Graphic and Visual Design, Color Theory, Adobe Creative Cloud, Creative Design, Visualization (Computer Graphics), Design Elements And Principles, Graphic Design, Design, Visual Design
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Policy Analysis, Public Policies, Economics, Policy, and Social Studies, Policy Development, Environmental Policy, Program Evaluation, Governance, Immigration Law, Research Methodologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Containerization, CI/CD, Devops Tools, Kubernetes, DevOps, R Programming, Application Deployment, Development Environment, Software Installation, YAML, Application Development, Node.JS, Command-Line Interface, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Agile Methodology, Scrum (Software Development), Software Testing, Agile Software Development, Embedded Systems, Docker (Software), Git (Version Control System), Linux Administration, System Programming, Linux, C++ (Programming Language), Internet Of Things, File Systems
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Release Management, Application Deployment, Test Planning, CI/CD, Software Quality Assurance, Performance Testing, Software Development Life Cycle, Software Testing, Maintainability, Risk Management, Test Driven Development (TDD), Data Validation, Behavior-Driven Development, Product Lifecycle Management, Systems Analysis, Systems Thinking, Business Process Automation, Data Modeling, Process Flow Diagrams, Digital Transformation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Application Deployment, Command-Line Interface, Development Environment, Nginx, Computing Platforms, Software Installation, Node.JS, Virtual Machines, React.js
Beginner · Course · 1 - 3 Months