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.

University of California San Diego
Skills you'll gain: Data Processing, Data Manipulation, Data Visualization, Interactive Data Visualization, Web Scraping, Data Visualization Software, Pandas (Python Package), Data Analysis, Data Preprocessing, Data Science, Data Cleansing, Matplotlib, Data Import/Export, NumPy, JSON, Python Programming, File I/O
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Numerical Analysis, Mathematical Modeling, Mathematical Software, Exploratory Data Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Intellectual Property, Property and Real Estate, Real Estate, Property Management, Civil Law, Property Accounting, Property Maintenance, Legal Strategy, Property Inspection, Legal Proceedings, Legal Research, Regulation and Legal Compliance, Design, Knowledge Transfer, Strong Work Ethic
Mixed · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Engineering, Civil Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Immunology, Molecular Biology, Molecular, Cellular, and Microbiology, Physiology, Cell Biology, Biology, Biochemistry, Infectious Diseases
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

ESSEC Business School
Skills you'll gain: Revenue Management, Hospitality Management, Competitive Analysis, Digital Marketing, Data-Driven Decision-Making, Stakeholder Communications, Forecasting, Budgeting, Demand Generation, Asset Management, Hospitality, Marketing, Revenue Forecasting, Demand Planning, Financial Forecasting, Hotels and Accommodations, Target Market, Customer Demand Planning, Hotel Operations, Marketing Channel
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Project Portfolio Management, Financial Statement Analysis, Financial Statements, Portfolio Management, Investment Management, Investments, Income Statement, Resource Allocation, Market Analysis, Strategic Prioritization, Financial Planning, Business Ethics, Financial Market, Resource Utilization, Portfolio Risk, Market Trend, Technical Analysis, Ethical Standards And Conduct, Financial Trading, Risk Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Environmental Laws, Sustainable Development, Land Management, Climate Change Adaptation, Land Development, Community Development, Environmental Policy, Social Impact, Sustainable Design, Social Justice, Environmental Issue, Socioeconomics, Economic Development, Climate Change Mitigation, Mitigation, Petroleum Industry
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Crisis Management, Workplace inclusivity, Professional Development, Team Leadership, Diversity and Inclusion, Leadership Development, Strategic Leadership, Leadership, Leadership and Management, Team Performance Management, Organizational Strategy, Organizational Leadership, People Development, Personal Development, Team Management, Team Building, Resilience, Planning, Strategic Thinking, Self-Awareness
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Power Platform Architecture & Technical Design, Microsoft Power Platform, Business Continuity Planning, Solution Architecture, Data Loss Prevention, Disaster Recovery, Data Modeling, Microsoft Azure, Data Architecture, Business Continuity, Database Design, IT Security Architecture, Data Security, Data Governance, Enterprise Architecture, Application Lifecycle Management, Systems Integration, Design Strategies, Governance Risk Management and Compliance, Content Optimization
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Agile Project Management, Agile Methodology, Agile Product Development, Project Management Life Cycle, Kanban Principles, Project Management Institute (PMI) Methodology, Project Management, Performance Metric, Workflow Management, Project Planning, Project Performance, Lean Methodologies
Beginner · Course · 1 - 4 Weeks