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 Colorado Boulder
Skills you'll gain: Social Studies, Social Sciences, Sociology, Anthropology, Culture, Laboratory Research, Behavioral Health, Healthcare Ethics, Research, Media and Communications, Empathy & Emotional Intelligence, Ethical Standards And Conduct, Health Care, Cultural Diversity, Mental and Behavioral Health, Food and Beverage, Rehabilitation, Biology, Nutrition and Diet, Sports Medicine
Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: Cyber Operations, Threat Management, Threat Detection, Cybersecurity, Scripting, Python Programming, Encryption, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Engineering Design Process, Engineering Drawings, Prototyping, Product Design, Product Development, Hardware Design, Research and Design, Design Specifications, Ideation, User Feedback
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data-Driven Decision-Making, Data Processing, Systems Design, Big Data, Structural Analysis, Statistics
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Cognitive flexibility, Psychology, Compassion, Learning Theory, Social Skills, Empathy, Anthropology, Train The Trainer, Experimentation, Research, General Science and Research, Scientific Methods, Cultural Diversity, Cooperation, Non-Verbal Communication, Biology
Mixed · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: electromagnetics, Electrical Engineering, Physics, Electrical Systems, Materials science, Applied Mathematics, Mechanics, Electronics, Engineering Analysis, Mathematical Modeling
Advanced · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Warehouse Management, Inventory and Warehousing, Inventory Management System, Transportation, Supply Chain, and Logistics, Logistics, Transportation Operations, Supply Chain Management, Supply Chain, Customer Service, Operating Cost
Beginner · Course · 1 - 4 Weeks

Sapienza University of Rome
Skills you'll gain: Ancient History, Art History, World History, Cultural Diversity, Culture, Anthropology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Federated Learning, Scalability, Machine Learning, Distributed Computing, Model Evaluation, MLOps (Machine Learning Operations), Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Sustainable Development, Social Impact, Systems Thinking, Social Sciences, Environmental Science, Culture, Timelines, Environmental Policy, Ethical Standards And Conduct, Political Sciences, Economics
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Infographics, Storyboarding, Canva (Software), Prompt Engineering, Copywriting, Generative AI, Content Creation, Blogs, Marketing Psychology, Marketing Communications, AI Enablement, Collaborative Software, ChatGPT, Marketing, Online Advertising, Graphic Design, Brand Awareness, Artificial Intelligence, Search Engine Optimization, Machine Learning
Intermediate · Specialization · 1 - 3 Months