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.

Rutgers the State University of New Jersey
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Generative AI, Data Ethics, Responsible AI, Corporate Sustainability, Environmental Regulations, Retrieval-Augmented Generation, Risking, Regulatory Requirements, Sustainability Reporting, Prompt Engineering, Sustainability Standards
Intermediate · Course · 1 - 3 Months

New York University
Skills you'll gain: Infrastructure Security, Cyber Security Strategy, Mobile Security, Enterprise Security, Cyber Risk, Cyber Security Policies, Cybersecurity, Cloud Security, NIST 800-53, Hybrid Cloud Computing, Security Awareness, Cloud Computing Architecture, Blockchain, Internet Of Things, Cryptography, Data Integrity
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Django (Web Framework), Database Design, Web Applications, Application Development, Web Development, Authentications, Web Servers, Data Modeling, Session Initiation Protocols, User Accounts, Data Validation
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Penetration Testing, Security Testing, Application Security, Continuous Monitoring, Software Testing, Development Testing, Cybersecurity, Vulnerability Assessments, Threat Modeling, Test Automation, Secure Coding, Code Review, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Vibrations, Control Systems, Mechanics, Torque (Physics), Engineering Analysis, Finite Element Methods, Mechanical Engineering, Simulations, Angular, Engineering Calculations, Differential Equations, Mathematical Modeling, Applied Mathematics, Simulation and Simulation Software, Linear Algebra, Calculus
Advanced · Specialization · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, OpenAI, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Artificial Intelligence, Model Evaluation, Responsible AI, AI Security, Decision Making
Beginner · Course · 1 - 3 Months
Duke University
Skills you'll gain: Spatial Analysis, Neurology, Learning Theory, Human Learning, Psychology, Experimentation, Anatomy, Physiology, Biology, Magnetic Resonance Imaging
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: C (Programming Language), Data Structures, Program Development, Algorithms, Computational Thinking, Computer Programming, Debugging
Beginner · Course · 1 - 3 Months

The University of Melbourne
Skills you'll gain: Art History, Diversity Awareness, Sociology, Cultural Diversity, World History, Research
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Language Competency
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Sustainable Development, Transportation Operations, Case Studies, Economic Development, Land Management, Growth Strategies, Community Development, Geographic Information Systems, Environment and Resource Management, Stakeholder Engagement
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Customer Analysis, Analytics, Business Analytics, Demand Planning, Usability Testing, Product Management, Customer Insights, A/B Testing, Agile Methodology, User Experience, Data-Driven Decision-Making, Predictive Analytics, Data Science, Product Testing, Agile Software Development, Software Development
Beginner · Course · 1 - 4 Weeks