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, Davis
Skills you'll gain: Hazard Analysis, Chemical Engineering, Incident Management, Failure Analysis, Risk Management Framework, Safety and Security, Engineering Analysis, Engineering Calculations, Estimation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, IT Security Architecture, Network Security, Internet Of Things, Threat Detection, Cloud Security, Security Engineering, Infrastructure Security, Vulnerability Management, Identity and Access Management, Information Systems Security, Encryption, Incident Response, Threat Management, Cybersecurity, Security Strategy, Security Controls, Penetration Testing, Vulnerability Assessments, Cloud Solutions
Intermediate · Specialization · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Grammar, Vocabulary, English Language, Oral Comprehension
Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Risk Management, Mathematical Modeling, Predictive Modeling, Risk Analysis, Simulation and Simulation Software, Operations Research, Probability Distribution, Data-Driven Decision-Making, Statistical Hypothesis Testing, Statistical Analysis, Microsoft Excel, Spreadsheet Software
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Systems Thinking, Environmental Laws, Sustainable Development, Climate Change Adaptation, Land Development, Community Development, Environmental Policy, Social Impact, Sustainable Design, Social Justice, Socioeconomics, Environmental Science, Climate Change Mitigation, Energy and Utilities
Beginner · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Electrophysiology, Artificial Neural Networks, Neurology, Computer Science, Cell Biology, Physiology, Psychology, Basic Electrical Systems, Network Analysis, Computational Logic, Simulation and Simulation Software, Mathematical Modeling, Biology
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Game Theory, Mathematical Modeling, Political Sciences, Combinatorics, Social Sciences, Probability, Applied Mathematics, Critical Thinking, General Mathematics, Statistical Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Automation, Web Development Tools, Test Case, Cascading Style Sheets (CSS), Debugging, Mac OS
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Medication Therapy Management, Drug Development, Clinical Trials, Pharmaceuticals, Pharmacotherapy, Pharmacology, Medical Prescription, Patient Education And Counseling, Clinical Research, Pre-Clinical Development, Patient Safety, Medical Devices, Statistical Analysis, Value-Based Care, Epidemiology, Utilization Management, Health Policy, Program Evaluation, Public Health, Data Analysis
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Mechanical Engineering, Statistical Methods, Engineering, Physics, Probability Distribution, Physical Science, Chemistry, Calculus
Advanced · Course · 1 - 4 Weeks

Emory University
Skills you'll gain: Ancient History, Liberal Arts, Political Sciences, World History, Policy Analysis, Cultural Diversity, Education and Training, Storytelling
Mixed · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Mental Health Diseases and Disorders, Psychiatry, Clinical Psychology, Mental Health, Cognitive Behavioral Therapy, Mental and Behavioral Health, Psychotherapy, Psychiatric Assessments, Cultural Diversity, Psychology, Pharmacotherapy, Pharmacology, Demography
Beginner · Course · 1 - 3 Months