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.

Wesleyan University
Skills you'll gain: Storytelling, Writing and Editing, Storyboarding, Content Creation, Creativity
Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Algebra, General Mathematics, Arithmetic, Applied Mathematics, Geometry
Mixed · Course · 1 - 3 Months

University of London
Skills you'll gain: Oral Expression, Public Speaking, Verbal Communication Skills, Assertiveness, Self-Awareness, Communication, Personal Attributes, Composure, Interpersonal Communications, Executive Presence, Emotional Intelligence, Respiration
Beginner · Course · 1 - 4 Weeks

The University of Sydney
Skills you'll gain: Calculus, Integral Calculus, Algebra, Advanced Mathematics, Geometry, Engineering Calculations, Trigonometry, Arithmetic, Derivatives, Mathematical Modeling, Graphing, Estimation
Intermediate · Course · 1 - 3 Months

The Museum of Modern Art
Skills you'll gain: Photography, Culture, Art History, Media and Communications, Public History, Storytelling, Social Justice
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Classical Music, Music History, Music, Music Theory, Instrumental Music, Musical Composition, Art History
Mixed · Course · 1 - 3 Months

University of London
Skills you'll gain: Research Methodologies, Research Design, Research, Surveys, Qualitative Research, Writing, Ethical Standards And Conduct, Data Collection, Timelines, Social Sciences
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Web Applications, Browser Compatibility, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Music Performance, Instrumental Music, Creativity, Coordination, Mental Concentration
Beginner · Specialization · 3 - 6 Months

Council on Foreign Relations
Skills you'll gain: International Finance, Policty Analysis, Research, and Development, Negotiation
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: Typography, Graphic Design, Graphic and Visual Design, Adobe InDesign, Design, Art History, Design Elements And Principles, Adobe Illustrator, Peer Review, Creativity
Beginner · Course · 1 - 4 Weeks

The Museum of Modern Art
Skills you'll gain: Performing Arts, Art History, Electronic Media, Aesthetics, Creativity, Design, Liberal Arts, Content Creation, Multimedia, Photo/Video Production and Technology, Social Justice
Beginner · Course · 1 - 3 Months