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.

Erasmus University Rotterdam
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainable Business, Stakeholder Engagement, Sustainable Development, Corporate Sustainability, Risk Management, Climate Change Adaptation, Climate Change Mitigation, Sustainability Reporting, Finance, Asset Management, Banking
Intermediate · Course · 1 - 3 Months

Deep Teaching Solutions
Skills you'll gain: Lesson Planning, Critical Thinking, Classroom Management, Stress Management, Instructional Strategies, Teaching, Education and Training, Student Engagement, Blended Learning, Differentiated Instruction, Human Learning, Learning Strategies, Interactive Learning, Pedagogy, Lecturing, Course Development, Learning Theory, Digital pedagogy, Special Education, Stress First Aid
Beginner · Specialization · 1 - 3 Months

Princeton University
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Programming (OOP), Performance Tuning, Data Structures, Java Programming, Java, Program Development, File I/O, Computational Thinking, Computer Science, Algorithms, Animations, Debugging
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Electronic Components, Electronics, Hardware Design, Music, Embedded Systems, System Configuration, Digital Communications, Creative Design, Physics, Computer Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Logistic Regression, Model Evaluation, Statistical Modeling, Predictive Modeling, Statistical Analysis, Advanced Analytics, Data Analysis, Correlation Analysis, Predictive Analytics, Machine Learning, Variance Analysis, Python Programming
Advanced · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Markov Model, Embeddings, Text Mining, Data Preprocessing, Artificial Neural Networks, Machine Learning Methods, Algorithms, Statistical Modeling, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks
École Polytechnique
Skills you'll gain: Semiconductors, Materials science, Energy and Utilities, Electrical Systems, Sustainable Technologies, Electronic Systems, Chemistry, Physics
Advanced · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Chemistry, Taxonomy, Production Process, Biochemistry, Biology, Anatomy, Laboratory Research, Scientific Methods
Beginner · Course · 1 - 3 Months

The University of Sydney
Skills you'll gain: Editing, Public Speaking, Proofreading, Research, Writing, Communication, Language Competency, Literacy, Professionalism, Ethical Standards And Conduct, Interpersonal Communications, Critical Thinking, Collaboration
Beginner · Course · 1 - 3 Months

The George Washington University
Skills you'll gain: Clinical Assessment, Clinical Practices, Patient Evaluation, Nurse Education, Virtual Environment, Medical Equipment and Technology, Nursing, Health Education, Patient Communication, Safety Standards, Continuous Quality Improvement (CQI)
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Technologies, Sustainable Engineering, Sustainable Development, Strategic Leadership, Product Engineering, Environmental Management Systems, Environmental Engineering, Waste Minimization, Product Design, Packaging and Labeling, Product Lifecycle Management, Climate Change Mitigation
Build toward a degree
Intermediate · Course · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Web Development, Database Application, Object Oriented Programming (OOP), Web Applications, Javascript, HTML and CSS, Web Design, Data Access, Web Servers, Databases
Mixed · Course · 1 - 4 Weeks