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.

Northeastern University
Skills you'll gain: Agile Methodology, React.js, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, Front-End Web Development, Web Development, Wireframing, Web Applications, HTML and CSS, Application Deployment, Responsive Web Design, Javascript
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Diversity Awareness, Workplace inclusivity, Cultural Responsiveness, Cultural Diversity, Human Resources, Human Resource Strategy, Employee Engagement, Ideation, Decision Making, Recruitment, Leadership
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months
University of Minnesota
Skills you'll gain: Model Evaluation, Decision Support Systems, Business Metrics, Performance Metric, Data Collection, Performance Measurement, Benchmarking, Data Validation, A/B Testing, User Feedback, Predictive Analytics, Product Assortment
Mixed · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Style Guides, Animation and Game Design, Design, Peer Review, Color Theory
Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition Education, Nutrition and Diet, Patient Education And Counseling, Clinical Nutrition, Food Quality Assurance And Control, Scientific Methods, Medical Science and Research, Life Sciences
Beginner · Course · 1 - 4 Weeks

Parsons School of Design, The New School
Skills you'll gain: Environment Health And Safety, Health Disparities, Sustainable Architecture, Building Design, Sustainable Design, Hazard Analysis, Chemical and Biomedical Engineering, Environmental Science, Environmental Issue, Sustainability Standards, Social Justice, Product Lifecycle Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, High Voltage, Power Electronics, Electronic Components, Electronics Engineering, Electronics, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Infectious Diseases, Microbiology, Immunology, Pathology, Infection Control, Pharmacology, Epidemiology, Public Health and Disease Prevention, Molecular, Cellular, and Microbiology, Cell Biology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, UI Components, User Interface (UI), Web Applications, User Accounts, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Secure Coding, Javascript, Authorization (Computing), Authentications, Data Validation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Generative AI, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Data Preprocessing, Anomaly Detection, Security Testing, Applied Machine Learning, Reinforcement Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months