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: Epidemiology, Infectious Diseases, Risk Analysis, Public Health, Investigation, Case Studies, Laboratory Testing, Statistical Analysis, Research Methodologies, Statistics, Report Writing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Integration, Web Development Tools, Application Deployment, React.js, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Columbia University
Skills you'll gain: Systems Thinking, Social Justice, Social Studies, Economics, Policy, and Social Studies, Social Sciences, Complex Problem Solving, Problem Solving, Political Sciences, Policy Analysis, Persuasive Communication, Critical Thinking, Simulations, Scientific Methods, Climate Change Mitigation
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Entrepreneurship, Creativity, Team Building, Creative Thinking, Presentations, Innovation, Self-Starter, Brand Strategy, Open Mindset, Collaboration, Product Development, Visionary, Curiosity, Professional Networking, Problem Solving
Beginner · Course · 1 - 4 Weeks
Michigan State University
Skills you'll gain: Design Elements And Principles, Photography, Photo Editing, Creative Design, Graphic and Visual Design, Image Quality, Photo/Video Production and Technology, File Management, Storytelling
Mixed · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Global Positioning Systems, Human Factors, Manufacturing Processes, Digital Transformation, Environmental Monitoring, Control Systems, Aerospace Basic Quality System Standards, Production Process, Automation, Structural Analysis, Engineering Analysis, Image Analysis, Communication Systems, Industrial Engineering, Human Machine Interfaces, Robotics, Cybersecurity, Spatial Data Analysis, Mathematical Modeling, Artificial Intelligence
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Authentications, Secure Coding, ASP.NET, Microsoft Copilot, Data Security, Back-End Web Development, Authorization (Computing), JSON, Identity and Access Management, Data Storage, Application Programming Interface (API), Encryption
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Torque (Physics), electromagnetics, Physics, Electrical Systems, Engineering Analysis, Electronics, Electronic Components, Engineering Calculations, Mechanics, Mathematical Modeling, Applied Mathematics, Problem Solving, Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Differential Equations, Trigonometry, Integral Calculus
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Basic Electrical Systems, Electrical Systems, Power Electronics, Three-Phase, Torque (Physics), Electrical Equipment, Embedded Software, Electronics, Electrical Wiring, Electronic Hardware, Design Specifications, System Requirements, Laboratory Experience, Electronic Components
Build toward a degree
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Psychology, Human Learning, Education and Training, Training Programs, Anthropology, Experimentation, Research, Case Studies, Empathy & Emotional Intelligence, Scientific Methods, Biology
Mixed · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Cultural Diversity, Community Development, Cultural Responsiveness, Culture, European History, Social Studies, World History, Art History, Economic Development, Ancient History, International Relations, Policty Analysis, Research, and Development, Political Sciences
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Legal Risk, Contract Management, Contract Review, Risk Mitigation, Contract Compliance, Procurement, Vendor Contracts, Purchasing, Contract Negotiation, Strategic Sourcing, Decision Making, Verification And Validation
Beginner · Course · 1 - 4 Weeks