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.

Arizona State University
Skills you'll gain: digital literacy, Media and Communications, Digital Communications, Interpersonal Communications, Empathy & Emotional Intelligence, Conflict Management, De-escalation Techniques
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), R (Software), Statistical Inference, Probability Distribution, R Programming, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Methods, Data Science, Statistics, Data Analysis, Statistical Analysis, Probability, Data Manipulation, Histogram
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Browser Compatibility, Javascript and jQuery, Web Scraping, Automation, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Customer Retention, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Scripting, Computational Logic, Scripting Languages, Computer Science
Beginner · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Mental Health, Learning Strategies, Emotional Intelligence, English Language, Empathy, Communication Strategies, Grammar, Higher Education, Vocabulary
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Endpoint Detection and Response, Threat Detection, MITRE ATT&CK Framework, Cyber Threat Hunting, Cyber Threat Intelligence, Intrusion Detection and Prevention, Threat Modeling, Security Information and Event Management (SIEM), Cyber Security Strategy, Cyber Operations, Cybersecurity, Malware Protection, Incident Response, Data Loss Prevention, Anomaly Detection, Data Security, System Implementation, Open Source Technology
Intermediate · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Income Statement, Inventory Accounting, Profit and Loss (P&L) Management, Cost Accounting, Gross Profit, Management Accounting, Financial Accounting, Financial Statements, Inventory Management System, Operating Expense
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Process Capability, Team Management, Team Building, Exploratory Data Analysis, Six Sigma Methodology, Probability & Statistics, Statistical Methods, Process Analysis, Statistical Analysis, Lean Six Sigma, Process Mapping, Data Collection, Performance Measurement, Regression Analysis, Probability, Statistics, Process Improvement, Quality Improvement, Business Process, Sampling (Statistics)
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Construction Estimating, Engineering Plans And Specifications, Blueprint Reading, Architectural Drawing, Cost Estimation, Building Information Modeling, Project Estimation, Risk Management, Project Risk Management, Cost Management, Project Controls, Engineering Drawings, Construction Management, Estimation, Bidding, Design Specifications, Construction, Risk Analysis, Presentations, Business Communication
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Health Equity, Health Disparities, Social Determinants Of Health, Nutrition and Diet, Good Manufacturing Practices, Food Quality Assurance And Control, Nutrition Education, AI Personalization, Food Safety and Sanitation, Policy Development, Clinical Nutrition, Regulatory Affairs, Public Health, Regulatory Compliance, Health Policy, Health Informatics, Advocacy, Health Assessment, Health Technology, Microbiology
Intermediate · Specialization · 3 - 6 Months