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.

Eindhoven University of Technology
Skills you'll gain: electromagnetics, Electronics Engineering, Telecommunications, Electrical Engineering, Electronic Systems, Wireless Networks, Engineering Design Process, Simulation and Simulation Software, Engineering Analysis, Engineering Calculations, Process Design
Intermediate · Course · 1 - 3 Months

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

University of Colorado Boulder
Skills you'll gain: Color Theory, Graphic Design, Typography, User Experience Design, Graphic and Visual Design Software, Design, Digital Design, Design Elements And Principles, Web Design and Development, Adobe Photoshop, Image Quality
Beginner · Course · 1 - 4 Weeks

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

Lund University
Skills you'll gain: Climate Change Mitigation, Sustainable Development, Climate Change Adaptation, Social Justice, Community Development, Environmental Issue, Systems Thinking, Visionary, Research, Finance, Innovation, Strategic Partnership, Collaboration
Beginner · Course · 1 - 3 Months
Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Bioinformatics, Quantitative Research, Unsupervised Learning, Data Synthesis, Research, Mathematical Modeling, Molecular Biology, Pharmacology, Science and Research, Cell Biology, Biotechnology, Biomedical Technology, Scientific Methods, Physiology, Differential Equations, Computational Logic, Biochemistry, Network Analysis, Biology
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: Instagram, TikTok, Debugging, Keyword Research, Podcasting, Vibe coding, Prototyping, Social Media Content, Social Media Marketing, Search Engine Optimization, Social Media, Social Media Strategy, Copywriting, Mobile Development, Business Planning, Content Marketing, Mobile Development Tools, Web Analytics and SEO, Case Studies, Other Mobile Programming Languages
Beginner · Specialization · 3 - 6 Months

University of Cambridge
Skills you'll gain: Intellectual Property, Law, Regulation, and Compliance, Medical Privacy, Biotechnology, Regulation and Legal Compliance, Legal Research, Life Sciences, Healthcare Ethics, Emerging Technologies
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Aesthetics, Art History, Music History, Liberal Arts, Music, Education and Training, Social Justice, Social Impact, Performing Arts, Public Affairs, Cultural Diversity, Community Development, Classical Music, Case Studies
Mixed · Course · 1 - 3 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

Duke University
Skills you'll gain: Electrical Power, Electric Power Systems, Energy and Utilities, Basic Electrical Systems, Market Dynamics, Operating Cost, Plant Operations and Management, Operational Efficiency, Environmental Regulations, Regulatory Compliance, Dispatching, Capacity Management
Beginner · Course · 1 - 4 Weeks

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