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 Michigan
Skills you'll gain: Intercultural Competence, Human Capital, Cultural Diversity, Human Resources, Human Resources Management and Planning, Human Resource Strategy, Cultural Sensitivity, Case Studies, Culture, Workforce Management, Leadership
Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition Education, Nutritional Assessment, Nutrition and Diet, Patient Education And Counseling
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Linux Commands, Shell Script, Linux, Linux Administration, Unix Shell, File Management, Unix, Unix Commands, File Systems, Scripting, Command-Line Interface, Scripting Languages, Remote Access Systems, Data Manipulation, Data Processing, Data Management, Development Environment
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Selenium (Software), Software Testing, Security Testing, Test Automation, Performance Testing, Functional Testing, Test Script Development, Test Tools, Test Execution Engine, Test Planning, Application Security, Mobile Development, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Robotics, Control Systems, Artificial Intelligence, Automation, Graph Theory, Algorithms, Virtual Environment, Simulation and Simulation Software, Mathematical Modeling, Data Structures, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Sustainable Technologies, Oil and Gas, Sustainable Development, Environmental Engineering, Economics, Environmental Policy, Environmental Science, Scientific Methods, Chemical Engineering, Research
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, iOS Development, Core Data (Software), Secure Coding, Application Deployment, Scalability, Swift Programming, Performance Tuning, Application Security, Debugging, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: TikTok, Content Performance Analysis, Online Advertising, Performance Measurement, Advertising, Digital Media Strategy, Advertising Campaigns, Performance Analysis, Digital Advertising, Marketing Analytics, Marketing, Marketing Strategies, E-Commerce, Social Media Marketing, Campaign Management, Market Analysis
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Emergency Response, Crisis Intervention, Safety and Security, Hazard Communication (HazCom), Risk Management, Social Determinants Of Health, Media and Communications, Public Health, Vulnerability, Community Development, Cultural Diversity
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, MySQL, Relational Databases, Query Languages, Databases, Database Application, Database Design, Data Access, Java, Java Programming, UI Components, User Interface (UI), Software Development
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Mindfulness, Teaching, Self-Awareness, Classroom Management, Empathy & Emotional Intelligence, Social Studies, Storytelling, Adult Education, Parent Communication, Resilience, Cultural Responsiveness, Stress Management, Emotional Intelligence, Community Development, Collaboration, Liberal Arts
Advanced · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Meeting Facilitation, Time Management, Productivity, Prioritization, Team Performance Management, Planning, Goal Setting, Stress Management, Decision Making
Intermediate · Course · 1 - 4 Weeks