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.

Stanford University
Skills you'll gain: Healthcare Ethics, Data Ethics, Applied Machine Learning, Machine Learning Algorithms, Machine Learning, Responsible AI, Artificial Neural Networks, Healthcare Industry Knowledge, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Reinforcement Learning, Deep Learning, Convolutional Neural Networks, Health Policy, Data Preprocessing
Beginner · Course · 1 - 3 Months

Keller Williams
Skills you'll gain: Lead Generation, Administrative Support, Real Estate, Office Management, Real Estate Sales, Value Propositions, Property and Real Estate, Sales Process, Customer Relationship Building, Database Management, Customer Acquisition Management, Sales Management, Client Services, Real Estate Transactions, Organizational Skills, Sales Prospecting, Sales Presentation, Contract Negotiation, Interpersonal Communications, Goal Setting
Beginner · Professional Certificate · 3 - 6 Months

American Museum of Natural History
Skills you'll gain: Medical Science and Research, Healthcare Ethics, Biomedical Technology, Clinical Research, Biotechnology, Cell Biology, Life Sciences, Biology, Drug Development, Precision Medicine, Molecular Biology
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Root Cause Analysis, Process Analysis, Probability Distribution, Probability & Statistics, Process Improvement, Quality Improvement, Process Mapping, Systems Of Measurement, Data Analysis, Statistical Methods, Probability, Statistics, Risk Analysis
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Community Development, Ethical Standards And Conduct, Strategic Leadership, Complex Problem Solving, Adaptability, Systems Thinking, Leadership, Business Risk Management, Self-Awareness, Emotional Intelligence
Intermediate · Course · 1 - 4 Weeks

University of Cape Town
Skills you'll gain: Disabilities, Visual Impairment Education, Developmental Disabilities, Special Education, Instructional Strategies, Student Support and Services, Educational Materials, Teaching, Social Justice, Pedagogy, Differentiated Instruction, Instructional Design, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Curriculum Development, Working With Children
Beginner · Course · 1 - 3 Months

Skills you'll gain: Growth Mindedness, Goal Setting, Personal Development, Positivity
Mixed · Course · 1 - 4 Weeks

Peking University
Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Web Design and Development, HTML and CSS, Web Analytics and SEO, Content Management Systems, Web Content, Cloud Hosting, Web Servers, Application Security
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Process Improvement, Process Management, Global Marketing, Business Process, Business Process Management, Financial Statement Analysis, Financial Statements, Brand Management, Leadership and Management, Financial Analysis, Marketing, People Management, Team Leadership, Strategic Marketing, Organizational Change, Leadership, Inventory Accounting, Business Strategy, Financial Management, Data Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Human Factors, Human Factors Engineering, Accident Prevention, Hazard Analysis, Usability, Design Reviews, Systems Thinking, Human Centered Design
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Systems Engineering, Mechanics, Numerical Analysis, Differential Equations, Mathematical Modeling, Simulation and Simulation Software, Engineering Analysis, Simulations, Engineering Calculations, Advanced Mathematics, Linear Algebra, Engineering Design Process, Torque (Physics), Trigonometry, Applied Mathematics, Physics, Calculus
Advanced · Specialization · 1 - 3 Months