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.

Universiteit Leiden
Skills you'll gain: Immunology, Nephrology, Surgery, Medical Practices and Procedures, Chronic Diseases, Patient Evaluation, Patient Education And Counseling, Patient Treatment, Pharmacology, Diagnostic Tests
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Software Design Patterns, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cybersecurity, Cyber Operations, Data Persistence, Exploitation techniques, Persistence, Intrusion Detection and Prevention, Scripting, Python Programming, Microsoft Windows
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Model Evaluation, Data Validation, Regression Analysis, Plot (Graphics), Statistical Modeling, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution, Linear Algebra
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Email Security, Mobile Security, Network Security, Open Web Application Security Project (OWASP), Threat Detection, TCP/IP, Network Analysis, Network Protocols, Cybersecurity, Application Security, Exploitation techniques, Wireless Networks, Splunk, Information Privacy
Intermediate · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Applied Machine Learning, Image Analysis, Computer Vision, Analytics, Real Time Data, AI Enablement, Reinforcement Learning, Large Language Modeling, Advanced Analytics, Data-Driven Decision-Making, AI Workflows, Machine Learning, Artificial Intelligence, Analysis, Automation, Supervised Learning, Natural Language Processing, Data Presentation, Innovation, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Record Keeping, Cyber Security Policies, Security Management, Data Management, Records Management, Cloud Computing Architecture, Data Security, General Data Protection Regulation (GDPR), Data Governance, Cloud Computing, Personally Identifiable Information, Information Privacy, Threat Detection, Microsoft Azure, Cloud Platforms, Security Controls, Threat Management
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Programming Principles, Pseudocode, Computational Thinking, Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Analysis, Data Visualization, Analytical Skills, Report Writing, Data Science, Data Management, Big Data, Statistical Analysis, Real Time Data, Research, Research Design
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Exploratory Data Analysis, Data Visualization, Data Literacy, Data-Driven Decision-Making, Data Presentation, SAS (Software), Data Storytelling, Trend Analysis, Data Manipulation, Data Analysis, Data Quality, Data Preprocessing, Analysis, Analytics, Interactive Data Visualization, Technical Communication, Data Ethics, Data Visualization Software, Analytical Skills, Data Cleansing
Beginner · Specialization · 1 - 3 Months
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statements, Financial Statement Analysis, Business Valuation, Financial Analysis, Cash Flow Forecasting, Strategic Decision-Making, Cost Benefit Analysis, Financial Modeling, Income Statement, Return On Investment, Entrepreneurial Finance, Cash Flows, Balance Sheet, Microsoft Excel, Financial Management, Investment Management, Financial Forecasting, Case Studies, Forecasting
Beginner · Specialization · 3 - 6 Months

Yale University
Skills you'll gain: Maternal Health, Midwifery, Child Health, Postpartum Care, Prenatal Care, Health Disparities, Obstetrics And Gynecology, Primary Care, Dignity in Care, Social and Human Services, Patient-centered Care, Health Policy, Cultural Responsiveness, Advocacy, Education and Training
Intermediate · Course · 1 - 3 Months