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 Colorado Boulder
Skills you'll gain: Robotics, Artificial Intelligence, Graph Theory, Algorithms, Computer Vision, Data Structures, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Health Policy, Health Disparities, Health Equity, Healthcare Ethics, Public Health, Health Care, Research, Health Systems, Research Methodologies, Social Determinants Of Health, Community Health, Epidemiology, Cultural Responsiveness, Cultural Sensitivity, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Tuning, Python Programming, OS Process Management, Data Processing, Scalability, Database Management
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Patient Education And Counseling, Medical Telemetry, Teamwork, Patient Communication, Collaboration, Health Technology, Vital Signs, Health Assessment, Clinical Assessment, Patient Preparation, Health Informatics, Patient Treatment, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Health Care Procedure and Regulation, Communication
Beginner · Specialization · 1 - 4 Weeks

University of Rochester
Skills you'll gain: Basic Electrical Systems, Music, Electrical Engineering, Electronics, Electronic Components, Electronics Engineering, Electronic Systems, Electrical Systems, Instrumental Music, Vibrations
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Cost Estimation, Financial Modeling, Project Estimation, Investment Management, Risk Management, Finance, Spreadsheet Software, Financial Planning, Financial Analysis, Cost Accounting, Business Mathematics, Return On Investment, Cash Flows, Product Management
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Detection, Cyber Threat Intelligence, Threat Management, Vulnerability Assessments, Incident Response, Vulnerability Scanning, Cyber Security Assessment, Vulnerability Management, Cybersecurity, Security Strategy, Risk Mitigation, Emergency Response, Network Analysis, Technical Writing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, API Gateway, Docker (Software), Containerization, Software Architecture, Software Design Patterns, Restful API, Web Services, Application Programming Interface (API), Event-Driven Programming, .NET Framework, Transaction Processing
Advanced · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Content Creation, Hugging Face
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Application Frameworks, Software Architecture, Middleware, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Matplotlib, File I/O, NumPy, Plot (Graphics), Pandas (Python Package), Data Structures, Data Visualization Software, Data Analysis, Python Programming, Data Processing, Data Manipulation, Exploratory Data Analysis, Data Import/Export, Computer Programming
Beginner · Course · 1 - 4 Weeks