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.

Peking University
Skills you'll gain: Oral Comprehension, Writing, Language Competency, Vocabulary, Literacy, Language Learning, Language Interpretation, Translation, and Studies, Grammar
Advanced · Course · 3 - 6 Months

University of Michigan
Skills you'll gain: Qualitative Research, User Research, Usability Testing, User Centered Design, Research Methodologies, Needs Assessment, Interviewing Skills, Research, Human Computer Interaction, Data Collection
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Modeling, Business Strategy, Business Planning, Recruitment, Music Performance, Event Management, Portfolio Management, Business Management, Entrepreneurship, Performing Arts, Recruitment Strategies, Professional Networking, Relationship Building, Value Propositions, Growth Strategies, Marketing Strategies, Branding, Target Market
Intermediate · Course · 1 - 3 Months

Unilever
Skills you'll gain: Data Storytelling, Marketing Automation, Web Analytics, Marketing Effectiveness, Marketing Analytics, Customer Insights, Digital Marketing, Market Analysis, Google Analytics, Social Media Marketing, Customer Analysis, Search Engine Marketing, Advertising Campaigns, Marketing Strategies, Social Media Strategy, Customer experience strategy (CX), Performance Reporting, Search Engine Optimization, Keyword Research, Predictive Analytics
Beginner · Professional Certificate · 3 - 6 Months

American Psychological Association
Skills you'll gain: Quantitative Research, Scientific Methods, Research Design, Surveys, Research, Research and Design, Qualitative Research, Correlation Analysis, Data Collection, Data Analysis, Psychology, Sampling (Statistics)
Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Physiology, Biochemistry, Cell Biology, Pharmacology, Molecular Biology, Immunology, Microbiology, Nutrition and Diet, Oncology
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Event Management, Event Marketing, Event Planning, Logistics Management, Hospitality, Logistics, Marketing Budgets, Hospitality Management, Planning, Operations Management, Budgeting, Promotional Strategies, Vendor Management, Coordination
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Community Outreach, Social Justice, Discussion Facilitation, Diversity Awareness, Overcoming Obstacles, Advocacy, Community Development, Interviewing Skills, Empowerment, Cultural Sensitivity, Action Oriented, Cultural Diversity, Interpersonal Communications, Persistence, Sociology, Diversity Equity and Inclusion Initiatives, Self-Awareness, Intercultural Competence, Storytelling, Planning
Beginner · Specialization · 1 - 3 Months

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Medical Devices, Biomedical Engineering, Emerging Technologies, Electronics Engineering, Chemistry, Chemical Engineering, Manufacturing Processes, Biochemistry, Creative Design
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Team Building, Team Management, Goal Setting, Team Performance Management, Emotional Intelligence, Change Management, Self-Awareness, Coaching, Collaboration, Virtual Teams, Conflict Management, Productivity, Leadership, Mindfulness, Communication Strategies, Culture
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Linux Commands, Linux, Linux Servers, Command-Line Interface, Linux Administration, File Management, Unix Commands, File Systems
Beginner · Guided Project · Less Than 2 Hours
École Polytechnique
Skills you'll gain: Medical Imaging, Semiconductors, Physics, Radiology, Radiography, Materials science, Electronics, Radiation Therapy, Science and Research, Physical Science, Energy and Utilities, Research
Beginner · Course · 1 - 4 Weeks