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 Pennsylvania
Skills you'll gain: Social Impact, Design Thinking, Performance Measurement, Human Centered Design, Sustainable Development, Innovation, Entrepreneurship, Business Modeling, Project Performance, Strategic Thinking, Organizational Structure, Needs Assessment, Growth Strategies, Market Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Construction Engineering, Structural Engineering, Construction, Civil Engineering, Engineering Practices, Structural Analysis, Engineering Design Process, Architecture and Construction, Engineering, Engineering Calculations, Maintenance, Repair, and Facility Services, Property Maintenance, Continuous Monitoring, Failure Analysis, Environmental Monitoring
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Test Tools, CI/CD, Regression Testing, JUnit, Selenium (Software), Scalability, Automation, Test Case, Application Programming Interface (API), Application Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: File Management, Control Panels, Productivity Software, Software Installation, Microsoft Windows, Organizational Skills, Office Procedures, Microsoft Office, Computer Literacy, Operational Efficiency
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, C# (Programming Language), .NET Framework, Performance Tuning, Microsoft Visual Studio, Application Design, Application Programming Interface (API), Software Development Tools, File I/O, Authentications, Application Security, Software Testing, Unit Testing, Debugging
Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Structures, Development Environment, C++ (Programming Language), Debugging, Computational Thinking, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks

FAIR Institute
Skills you'll gain: Cyber Risk, Risk Appetite, Cyber Governance, Risk Management, Regulatory Compliance, Risk Analysis, Cyber Security Strategy, Cybersecurity, Governance Risk Management and Compliance, Insurance, Compliance Management, Business Communication, Technical Communication, Strategic Communication, Business Reporting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Analytics and SEO, Search Engine Optimization, Content Marketing, Web Analytics, Blogs, Search Engine Marketing, Content Creation, Marketing Strategy and Techniques, Digital Marketing, Growth Strategies, Content Strategy, Social Media Marketing, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Visualization, Seaborn, Logistic Regression, NumPy, Data Analysis, Jupyter, Data Science, Machine Learning, Machine Learning Algorithms, Python Programming, Supervised Learning, Classification Algorithms, Algorithms
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Linux, File Systems, Shell Script, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: OpenShift, Kubernetes, Cloud-Native Computing, Cloud Deployment, Application Deployment, Cloud Applications, Containerization, Scalability, Cloud Platforms, Cloud Development, Development Environment, Docker (Software), Cloud Computing, Continuous Deployment, YAML, Virtual Networking, Application Performance Management, Configuration Management, System Monitoring, Network Routing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Power BI, Dashboard, No-Code Development, Data Visualization, Data Integration, Interactive Data Visualization, Microsoft 365, Business Intelligence, Business Process Automation, Application Development, Data Analysis, Performance Analysis, Generative AI Agents, Application Design, Automation, Data Security, Business Process, Microsoft Teams
Beginner · Specialization · 1 - 3 Months