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, Santa Cruz
Skills you'll gain: Systems Design, Model Based Systems Engineering, Cyber Engineering, Mathematical Modeling, Simulations, Control Systems, Embedded Systems, Systems Analysis, Computational Logic, Digital Communications
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Nutrition Education, Community Health, Nutrition and Diet, Health Education, Health Promotion, Public Health, Child Health, Working With Children, Physical Therapy, Family Support, Student Engagement, Community Outreach, Student Support and Services
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electrical Engineering, Estimation, Simulations, Electronic Systems, Matlab, Engineering Calculations, Model Evaluation, Mathematical Modeling, Control Systems, Electronic Components, Applied Mathematics, Algorithms
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Public Speaking, Verbal Communication Skills, Non-Verbal Communication, Communication, Composure, Communication Strategies, Advocacy, Stress Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Ethics, Responsible AI, Compliance Auditing, Ethical Standards And Conduct, Compliance Management, Auditing, Technical Documentation, Case Studies, Project Documentation, Model Deployment, Model Evaluation, Business Ethics, MLOps (Machine Learning Operations), Accountability, Mitigation, Data Quality
Intermediate · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Incident Response, Digital Forensics, Network Security, Computer Security Incident Management, Cloud Computing Architecture, Penetration Testing, Cloud Services, Business Continuity, Cloud Deployment, Disaster Recovery, Security Controls, Generative AI, Configuration Management, Governance, Cybersecurity, Data Storage, Peripheral Devices, Application Security, Information Technology, Cryptography
Beginner · Professional Certificate · 3 - 6 Months

California Institute of the Arts
Skills you'll gain: Design Reviews, Design, Graphic Design, Design Elements And Principles, Visual Design, Peer Review, Typography, Design Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Musical Composition, Music Theory, Music, Peer Review, Music Performance, Post-Production, Storytelling, Media Production, Editing, Organizational Skills, Writing, Technology Solutions
Beginner · Specialization · 3 - 6 Months

University of Pittsburgh
Skills you'll gain: Educational Materials, Web Content Accessibility Guidelines, Disabilities, Adaptive Equipment, Instructional Design, Differentiated Instruction, Education Software and Technology, Case Studies, Curriculum Development, Student Support and Services, Diversity Awareness, Higher Education
Mixed · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Exercise Science, Nutrition and Diet, Sports Medicine, Nutrition Education, Kinesiology, Health And Wellness Coaching
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Laboratory Equipment, Materials science, Laboratory Testing, Analytical Chemistry, Laboratory Techniques
Intermediate · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Financial Statements, Financial Statement Analysis, Accrual Accounting, Financial Accounting, Financial Reporting, Accounting, Financial Analysis, Balance Sheet, Income Statement, Cash Flows, General Ledger, Bookkeeping, Revenue Recognition, Business Metrics, Return On Investment, Depreciation
Mixed · Course · 1 - 4 Weeks