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.

Whizlabs
Skills you'll gain: Google Cloud Platform, Looker (Software), Dataflow, Data Migration, Data Infrastructure, Cloud Computing Architecture, Cloud Storage, Data Pipelines, Cloud Computing, NoSQL, Data Processing, Data Storage, Data Visualization, Databases, Scalability, Capacity Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Fire And Life Safety, Construction Inspection, Safety Training, Safety Standards, Building Codes, Safety and Security, System Monitoring, Electrical Systems, Building Services Engineering, Continuous Monitoring, Control Systems, Systems Integration, Technical Standard, Communication Systems
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Verbal Communication Skills, Public Speaking, Communication, Active Listening, Planning, English Language, Organizational Skills, Detail Oriented, Creativity
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Pulmonology, Respiration, Anatomy, Patient Evaluation, Physiology, Pathology, Clinical Nutrition
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Browser Compatibility, Java Programming, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Design, Sustainable Business, Sustainable Technologies, Operations Management, Manufacturing Operations, Environmental Engineering, Corporate Sustainability, Business Leadership, Industrial Engineering, Climate Change Mitigation, Product Design, Environmental Resource Management, Waste Minimization, Systems Thinking, Digital Transformation, Emerging Technologies
Build toward a degree
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

Politecnico di Milano
Skills you'll gain: Research, Scientific Methods, Data Ethics, Data Sharing, Ethical Standards And Conduct, Informed Consent, Innovation, Intellectual Property, Data Integrity, Technical Writing
Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Generative AI, Prompt Engineering, Responsible AI, Data-Driven Decision-Making, AI Enablement, Digital Transformation, Artificial Intelligence, digital literacy, Innovation, Technology Strategies, Culture Transformation, Leadership, Team Motivation
Intermediate · 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

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Data Structures, Theoretical Computer Science, Programming Principles, Debugging
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Sustainable Development, Social Justice, Sustainable Systems, Geographic Information Systems, Organizational Change, Sustainable Business, Environmental Policy, Environmental Regulations, Geospatial Mapping, Culture Transformation, Organizational Effectiveness, Environmental Resource Management, Sustainability Reporting, Spatial Data Analysis, Environmental Issue, Leadership, Social Determinants Of Health, Collaboration, Financial Analysis, Critical Thinking
Beginner · Specialization · 3 - 6 Months