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 Pittsburgh
Skills you'll gain: Statistical Analysis, NumPy, Probability Distribution, Matplotlib, Plot (Graphics), Statistics, Data Science, Probability & Statistics, Probability, Statistical Modeling, Predictive Modeling, Data Analysis, Linear Algebra, Predictive Analytics, Statistical Methods, Mathematics and Mathematical Modeling, Applied Mathematics, Python Programming, Machine Learning, Logical Reasoning
★ 3.6 (16) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Trend Analysis, Chronic Diseases, Public Health, Public Health and Disease Prevention, Event Monitoring, Infection Control, Data Analysis, Descriptive Analytics, Technical Communication, Anomaly Detection, Infectious Diseases, Law, Regulation, and Compliance, Data Collection, Information Privacy
★ 4.7 (391) · Beginner · Course · 1 - 4 Weeks

Commonwealth Education Trust
Skills you'll gain: Student Engagement, Teaching, Education and Training, Pedagogy, Formal Learning, Human Learning, Working With Children, Child Development, Instructional Strategies, Childhood Education and Development, Learning Theory, Collaboration, Cultural Diversity, Substance Abuse
★ 4.7 (316) · Mixed · Course · 1 - 3 Months

Brightline Initiative
Skills you'll gain: Strategic Leadership, Organizational Strategy, Program Implementation, Plan Execution, Solution Delivery, Strategic Thinking, Organizational Effectiveness, Gap Analysis, Initiative and Leadership, Strategic Planning, Leadership and Management, Business Strategy, Leadership, Leadership Studies, Organizational Change, Organizational Development, Operational Analysis, Case Studies, Change Management
★ 4.8 (798) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Intrusion Detection and Prevention, Continuous Monitoring, Threat Management, Firewall, Incident Response, Network Security, Threat Detection, Network Monitoring, System Monitoring, Event Monitoring, Infrastructure Security, Cybersecurity, Anomaly Detection
★ 4.4 (48) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: International Finance, Financial Policy, Economics, International Relations, Financial Trading, Financial Systems, Economics, Policy, and Social Studies, Business Economics, Economic Development, Finance, Fiscal Management, Banking, Financial Analysis, Supply And Demand, Investments
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Machine Learning Methods, Feature Engineering, Machine Learning Algorithms, Data Processing, Model Training, Model Optimization, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Machine Learning Software, Data Integration, Data Transformation, Classification Algorithms, Regression Analysis
★ 3.7 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Web Applications, Containerization, Devops Tools, Virtual Networking, YAML, Service Management, Memory Management, Command-Line Interface
★ 4.5 (10) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Scrum (Software Development), Team Building, Team Oriented, Team Management, Backlogs, Agile Project Management, Agile Software Development, Agile Product Development, Agile Methodology, Team Performance Management, Sprint Retrospectives, Team Leadership, Sprint Planning, Cross-Functional Collaboration, Case Studies, Project Management, Prioritization, Resilience
Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Governance, Management Accounting, Budgeting, Financial Modeling, Financial Data, Financial Forecasting, Accounting, Financial Analysis, Forecasting, Financial Management, Financial Acumen, General Accounting, Financial Statement Analysis, Financial Accounting, Financial Statements, Business Acumen, Business Modeling, Business Metrics, Corporate Strategy, Standard Accounting Practices
★ 4.7 (322) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Legal Technology, Legal Strategy, Law, Regulation, and Compliance, Regulation and Legal Compliance, AI literacy, Responsible AI, Legal Risk, Ethical Standards And Conduct, AI Enablement, LLM Application, AI Integrations
★ 4.4 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: High Voltage, Civil Engineering, Vibrations, Mechanical Design, Electric Power Systems, Construction Engineering, Electrical Power, Electrical Systems, General Construction and Construction Labor, Matlab, Electrical Safety, Engineering Analysis, Electrical Equipment, Mathematical Software, Engineering Calculations, Environmental Engineering, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks