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: 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

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Compassion, Personal Attributes, Positivity, Empathy, Mental Health, Mental Concentration, Interpersonal Communications, Communication, Emotional Intelligence, Social Impact, Behavioral Health, Cognitive flexibility, Persistence, Overcoming Obstacles
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Data Modeling, Estimation, Graphing, Mathematical Modeling, Numerical Analysis, Algebra, Mathematical Software, Engineering Calculations, Linear Algebra, Trigonometry, Operations Research, Data Analysis, Graphical Tools, Derivatives, Mathematical Theory & Analysis, Geometry
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, OS Process Management
Beginner · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Culture, Cultural Diversity, Intercultural Competence, Liberal Arts, Language Learning, Research
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Scientific Methods, Chemistry, Laboratory Research, Systems Of Measurement, Physics, Materials science, Analytical Chemistry
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, Azure DevOps, Continuous Integration, Cloud Deployment, Application Deployment, Microsoft Azure, Cloud Services, Continuous Deployment, DevOps, Cloud Applications, Cloud Security, Microsoft Copilot, System Monitoring, Debugging
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Electrical Systems, Basic Electrical Systems, Manufacturing and Production, Manufacturing Processes, Production Process, Energy and Utilities, Thermal Management, Sustainable Technologies, Safety Standards, Materials science, Quality Assurance, Performance Testing, Chemistry
Beginner · Course · 1 - 4 Weeks

Association of International Certified Professional Accountants
Skills you'll gain: Digital Assets, Blockchain, Asset Management, Cybersecurity, Security Awareness, Security Controls, Multi-Factor Authentication, Authentications, Financial Market, Market Data, Financial Regulations, Regulatory Compliance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Architecture, Virtual Networking, Virtualization, Network Planning And Design, Software-Defined Networking, Virtual Private Networks (VPN), Network Protocols, Cloud Infrastructure, Local Area Networks, Wireless Networks, Wide Area Networks, Virtual Machines
Intermediate · Course · 1 - 4 Weeks

Copenhagen Business School
Skills you'll gain: Business Strategy, Business Planning, Case Studies, Strategic Decision-Making, Strategic Thinking, Plan Execution, Goal Setting, Resource Management, Organizational Strategy, Peer Review, Competitive Analysis, Strategic Leadership, Innovation, Organizational Structure, Strategic Planning, Market Analysis, Culture Transformation, Change Management, Business Strategies, Business Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, Statistical Machine Learning, Data Science, Statistical Methods, Statistical Analysis, Model Evaluation, Regression Analysis, Predictive Modeling, R Programming, Machine Learning, Classification Algorithms, Supervised Learning, Unsupervised Learning, Machine Learning Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months