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.

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Java, Unit Testing, Enterprise Application Management, Integration Testing, Object-Relational Mapping, Dependency Analysis, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months

Logical Operations
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Microsoft Excel, Data Visualization Software, Pivot Tables And Charts, Geospatial Information and Technology, Spreadsheet Software, Geospatial Mapping, Data Analysis, Productivity Software, Microsoft Office, Microsoft 365
Mixed · Course · 1 - 4 Weeks
Khalifa University
Skills you'll gain: Accident Reporting, Fire And Life Safety, Accident Prevention, Hazard Analysis, Risk Analysis, Human Factors, Safety Training, Safety Standards, Occupational Safety And Health, Risk Management, Risk Modeling, Risk Mitigation, Regulation and Legal Compliance, Investigation, Emergency Response, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Financial Modeling, Blockchain, Portfolio Risk, FinTech, Entrepreneurial Finance, Financial Market, Business Valuation, Risk Management, Excel Formulas, Risk Analysis, Emerging Technologies, Cryptography, Fundraising and Crowdsourcing, Market Data, R Programming, Investments, Financial Analysis, Entrepreneurship, Finance, Microsoft Excel
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Human Musculoskeletal System, Anatomy, Orthopedics, Kinesiology, Sports Medicine, Physiology, Biology, Cell Biology
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Art History, Color Theory, World Music, Peer Review, Aesthetics, Disabilities, Music History, Social Justice, Performing Arts, Liberal Arts, Musical Composition, Cultural Diversity, Community Organizing, Social Sciences, Music, Music Theory, Sociology, Creativity, Critical Thinking, Communication
Beginner · Specialization · 3 - 6 Months

Dassault Systèmes
Skills you'll gain: Computer-Aided Design, Technical Design, 3D Modeling, Design Elements And Principles, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prioritization, Business Priorities, Forecasting, Resource Allocation, Product Strategy, Data-Driven Decision-Making, Performance Metric, Data Analysis, Analytics, Estimation, Stakeholder Engagement, Benchmarking, Customer Acquisition Management, Project Estimation, Project Planning, Spreadsheet Software, Business Modeling
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Traffic Flow Optimization, Stormwater Management, Public Works, Landscape Architecture, Civil Engineering, Environmental Engineering, Sustainable Development, Health Equity, Architectural Design, Water Resources, Sustainable Design, Community Development, Environmental Issue
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, File I/O, Traffic Flow Optimization, Automation, Digital Signal Processing, Anomaly Detection, Spatial Data Analysis, Geospatial Information and Technology, Medical Imaging, Spatial Analysis, Data Preprocessing, 3D Modeling, Quantitative Research, Algorithms
Beginner · Specialization · 1 - 3 Months
Duke University
Skills you'll gain: Physiology, Respiration, Endocrinology, Anatomy, Pulmonology, Cardiology, Nephrology, Urology, Kinesiology, Vital Signs, Neurology, Biology, Nutrition and Diet
Beginner · Course · 1 - 3 Months