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.

Universitat Autònoma de Barcelona
Skills you'll gain: Digital Transformation, Liberal Arts, digital literacy, Informatics, Image Analysis, Human Computer Interaction, Research, Computer Science, Public History, Technology Solutions, Open Source Technology, Research Methodologies, Data Ethics, Computer Vision, Law, Regulation, and Compliance, Artificial Intelligence, Media and Communications, Information Privacy
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Ancient History, World History, Art History, Liberal Arts, Case Studies, Cultural Responsiveness, Policty Analysis, Research, and Development, Political Sciences, Governance
Mixed · Course · 1 - 3 Months
Skills you'll gain: Electrical Wiring, Wire Harnesses, Engineering Documentation, Schematic Diagrams, Engineering Drawings, Electrical Systems, Blueprint Reading, Document Management, Software Documentation, Design Software, Technical Communication, Electrical Equipment, Electrical Safety, Technical Standard, Analysis
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: electromagnetics, Wireless Networks, Electronic Components, Performance Tuning, Process Optimization, Design, Analysis, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: File Management, Musical Composition, Music, Media Production, Music Performance, Automation, Editing, Technical Support, Creativity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Report Writing, SAS (Software), Microsoft Excel, Statistical Reporting, Management Reporting, Data Presentation, HTML and CSS, Data Import/Export
Intermediate · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: World History, Cultural Diversity, Political Sciences, Ancient History, European History, Social Sciences, Economics, Liberal Arts, Research, Science and Research
Beginner · Course · 1 - 3 Months
Georgia Institute of Technology
Skills you'll gain: Failure Analysis, Mechanical Design, Structural Analysis, Materials science, Engineering Analysis, Engineering Design Process, Mechanics, Biomedical Engineering, Problem Solving
Intermediate · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Probability, Probability & Statistics, Probability Distribution, Simulations, Data Visualization, Statistics, Mathematical Modeling, Mathematical Theory & Analysis, Applied Mathematics
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Ancient History, World History, Research, European History, Storytelling, Culture, Language Interpretation, Translation, and Studies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Feasibility Studies, Plant Operations and Management, Project Finance, Electric Power Systems, Electrical Power, Energy and Utilities, Engineering, Basic Electrical Systems, Sustainable Technologies, Systems Of Measurement, Project Implementation, Financial Analysis, Market Dynamics, Climate Change Mitigation, Project Management Life Cycle, Construction Management, Emerging Technologies, Project Management, Environmental Issue, Mechanical Engineering
Beginner · Specialization · 3 - 6 Months

Technical University of Denmark (DTU)
Skills you'll gain: Water Resource Management, Energy and Utilities, Environmental Engineering, Stormwater Management, Environment and Resource Management, Sustainable Technologies, Civil Engineering, Environmental Management Systems, Water Quality, Land Management, Sustainable Development, Cultural Sensitivity, Climate Change Adaptation
Intermediate · Course · 1 - 3 Months