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.

Johns Hopkins University
Skills you'll gain: Graphing, Data Analysis, R (Software), General Mathematics, Mathematical Modeling, Algebra, Applied Mathematics, Calculus
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Diagnostic Radiology, Anatomy, Image Analysis, Data Analysis, X-Ray Computed Tomography, Data Manipulation, Radiology, Analytical Skills, Experimentation, Statistical Analysis, Biomedical Technology, Advanced Analytics, Network Analysis, R Programming, Data Processing, Research Design, Statistics
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Social Media Marketing, Copywriting, Social Media, Social Media Strategy, Advertising, Professional Networking, Digital Advertising, AI Personalization, Content Creation, Drive Engagement
Mixed · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Research Methodologies, Cultural Sensitivity, Environmental Issue, Qualitative Research, Social Impact, Community Development, Sustainable Development, Environmental Policy, Data Collection, Climate Change Mitigation, Vulnerability, Natural Resource Management, Governance, Fundraising
Beginner · Course · 1 - 3 Months

Skills you'll gain: Musical Composition, Music Theory, Music, Music Performance, File Management, Instrumental Music, Storytelling, Performing Arts, Media Production, Automation, Writing, Editing, Technical Support, Creativity
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Deductive Reasoning, Critical Thinking, Logical Reasoning, Analysis, Diagram Design, Probability, Sampling (Statistics), Persuasive Communication, Research, Sample Size Determination, Writing, Case Studies, Oral Expression, Correlation Analysis, Communication, Scientific Methods, Information Architecture, Business Communication, Interactive Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Analysis Expressions (DAX), Microsoft 365, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Environmental Regulations, Chemistry, Environmental Laws, Laboratory Testing, Public Health, Environmental Monitoring, Environmental Science, Health Assessment, Public Health and Disease Prevention, Environmental Policy, Case Studies, Risk Analysis
Beginner · Course · 1 - 3 Months

IESE Business School
Skills you'll gain: Sustainable Business, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Corporate Strategy, Business Strategy, Environmental Issue, Strategic Decision-Making, Compliance Management, Stakeholder Engagement, Governance, Consumer Behaviour
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Compassion, Personal Attributes, Positivity, Empathy, Mental Health, Mental Concentration, Interpersonal Communications, Communication, Emotional Intelligence, Social Impact, Behavioral Health, Cognitive flexibility, Persistence, Overcoming Obstacles
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Music Theory, Musical Composition, Music, Instrumental Music, Music Performance, Creativity
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Linux Commands, Application Deployment, Django (Web Framework), Cloud Deployment, Web Applications, Web Servers, SQL, Database Management, Python Programming
Intermediate · Course · 1 - 3 Months