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: Workplace inclusivity, Intercultural Competence, Emergency Response, Risking, Professionalism, Diversity Equity and Inclusion Initiatives, De-escalation Techniques, Communication Strategies
Beginner · Course · 1 - 3 Months

IESE Business School
Skills you'll gain: Strategic Marketing, Product Marketing, Marketing, Marketing Strategy and Techniques, Value Propositions, Promotional Strategies, Market Research, Branding, Market Analysis, Marketing Channel, Customer experience strategy (CX), Product Development, Customer Insights, Brand Awareness, Competitive Analysis, Business Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Scikit Learn (Machine Learning Library), PyTorch (Machine Learning Library), Convolutional Neural Networks, Exploratory Data Analysis, Deep Learning, Microsoft Azure, Data Visualization, Classification Algorithms, Applied Machine Learning, Regression Analysis, Predictive Modeling, Data Analysis, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Data Science, MLOps (Machine Learning Operations), Transfer Learning, Machine Learning, Tensorflow
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, Power Electronics, Electronic Components, Electronic Systems, Electrical Systems, Electrical Engineering, Electric Power Systems, Thermal Management, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Vocabulary, Oral Comprehension, Language Competency, Grammar, Language Learning
Intermediate · Course · 1 - 3 Months

University of Zurich
Skills you'll gain: Cardiology, Chronic Diseases, Rehabilitation, Diagnostic Tests, Anatomy, Sports Medicine, Preventative Care, Blood Pressure, Behavioral Health, Physiology, Pharmacotherapy, Biology, Behavior Management
Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Marketing Analytics, Customer Analysis, Business Marketing, Business Analytics, Customer Insights, R Programming, Data-Driven Decision-Making, Data Analysis Software, Target Market, Statistical Analysis, Statistical Modeling, Predictive Modeling, Customer Relationship Management, Statistical Methods
Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Motivational Interviewing, Cognitive Behavioral Therapy, Mental Health Therapies, Behavioral Health, Mental and Behavioral Health, Psychotherapy, Psychology, Experimentation, Health Education, Goal Setting
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Innovation, Creativity, Creative Thinking, Creative Problem-Solving, Ideation, Cognitive flexibility, Open Mindset, Curiosity, Initiative and Leadership, Empowerment, Organizational Leadership, Persistence, Problem Solving, Self-Motivation, Growth Mindedness, Emotional Intelligence
Beginner · Course · 1 - 4 Weeks

The University of Tokyo
Skills you'll gain: Health Promotion, Public Health and Disease Prevention, Policy Development, Health Disparities, Health Assessment, Emergency Response
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Software Documentation, Technical Documentation, Style Guides, Web Development, Technical Writing
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Claude Code, Prompt Engineering, Multimodal Prompts, Version Control, AI Workflows, Generative AI Agents, Git (Version Control System), AI Orchestration, Quality Assurance, Generative AI, Software Quality Assurance, Software Development, Software Documentation, Artificial Intelligence, Software Development Life Cycle, Software Architecture, Automation, Software Testing, Software Design, Software Development Methodologies
Beginner · Course · 1 - 3 Months