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, Productivity, Personal Development, Self-Awareness, Telecommuting, Stress Management, Health And Wellness Coaching, Mental Health, Behavioral Health, Relationship Building, Decision Making
Mixed · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Context Management, Business Process Automation, Automation, User Interface (UI), Application Deployment, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Cloud Deployment, Artificial Intelligence, Data-Driven Decision-Making, Computer Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Data Preprocessing, Model Evaluation, Customer Demand Planning, Inventory Management System, Logistics, Forecasting, Exploratory Data Analysis, Supply Chain, Data Quality, Predictive Modeling, Applied Machine Learning, Correlation Analysis, Transportation Operations, Statistical Analysis, Data Analysis, Machine Learning
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Community Health, Public Health, Health Disparities, Health Promotion, Health Assessment, Social Determinants Of Health, Epidemiology, Health Policy, Health Systems, Data Collection, Preventative Care
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Interactive Data Visualization, Data Storytelling, Pivot Tables And Charts, Data Presentation, Dashboard, Ad Hoc Reporting, Data Modeling, Data Visualization Software, Performance Tuning
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Failure Analysis, Engineering Management, Systems Engineering, Scope Management, Project Scoping, Risk Management, Root Cause Analysis, Program Management, Cost Management, Requirements Management, Contract Management, Project Risk Management, Project Management, Work Breakdown Structure, Change Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Encryption, OSI Models, Network Architecture, Computer Networking, Remote Access Systems, TCP/IP, Network Infrastructure, Network Protocols, Wireless Networks, Virtual Private Networks (VPN), Virtual Networking, Endpoint Security, Cloud Security, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Interoperability, Virtualization, Software-Defined Networking, Cloud-Native Computing, Network Troubleshooting, Network Planning And Design, Automation, Network Architecture, Network Performance Management, Wireless Networks, Real Time Data, Systems Integration
Advanced · Course · 1 - 4 Weeks

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

Wesleyan University
Skills you'll gain: Journals
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Business Analytics, Statistical Analysis, Analytics, Microsoft Excel, Statistical Modeling, Probability & Statistics, Statistical Methods, Predictive Analytics, Data-Driven Decision-Making, Regression Analysis
Intermediate · Course · 1 - 4 Weeks