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.

Arizona State University
Skills you'll gain: Probability & Statistics, Analytical Skills, Exploratory Data Analysis, Estimation, Logistic Regression
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Computer Systems, Operating Systems, Generative AI, Business Systems, Cybersecurity, Enterprise Security, Servers, Security Awareness, Computer Hardware, Information Systems Security, Computer Architecture, Data Storage, Patch Management, Cloud Computing
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Electronic Media, Social Sciences, Media and Communications, Cinematography, Cultural Diversity, Video Production, World History, Liberal Arts, Storytelling
Beginner · 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: Microsoft Excel, Excel Formulas, Spreadsheet Software, Data Analysis Expressions (DAX), Microsoft 365, Data Validation
Intermediate · Guided Project · Less Than 2 Hours

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

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

University of London
Skills you'll gain: Environmental Policy, Climate Change Mitigation, International Relations, Energy and Utilities, Environment, Petroleum Industry, Oil and Gas, Governance, Climate Change Adaptation, Sustainable Development, Policy Analysis, Economics, Security Strategy, Electric Power Systems
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

University of Michigan
Skills you'll gain: Program Evaluation, Course Development, Web Content Accessibility Guidelines, Educational Materials, Multimedia, Instructional Design, Learning Theory, Design, Learning Management Systems, Education Software and Technology, Professional Development, Brainstorming, Needs Assessment, Content Creation, Motivational Skills, Diversity Equity and Inclusion Initiatives, User Centered Design, Prototyping, Design Strategies, Creative Thinking
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Data Transformation, Data Import/Export, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Visual Basic (Programming Language), Data Cleansing, Spreadsheet Software, Automation, Microsoft 365, Microsoft Office, Data Science, Query Languages, File Management, Debugging, Performance Improvement, Computer Programming
Intermediate · Specialization · 3 - 6 Months