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: Unit Testing, Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Debugging, Data Structures, Software Testing, Programming Principles
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Web Applications, User Interface (UI), Collaborative Software, MongoDB, UI Components, Web Design and Development, JavaScript Frameworks, Interactive Data Visualization, Responsive Web Design, Javascript, HTML and CSS, Databases, Real Time Data
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electric Power Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Systems Of Measurement, Sustainable Technologies, Case Studies, Reliability, Market Dynamics, Emerging Technologies, Scalability, Systems Integration, Capacity Management
Beginner · Course · 1 - 3 Months

California Institute of the Arts
Skills you'll gain: User Research, UI/UX Strategy, Information Architecture, User Experience, Design Research, Web Design, User Interface (UI), Wireframing, Persona (User Experience), Usability Testing, Mockups, Software Development Methodologies, Agile Methodology, Requirements Analysis, Target Audience
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Endpoint Detection and Response, Endpoint Security, Cyber Threat Hunting, Threat Detection, Malware Protection, Exploitation techniques, Cyber Security Strategy, Cybersecurity, Incident Response, AI Security, Security Engineering, Cyber Attacks, Network Security, Cyber Security Assessment, Mobile Security, ChatGPT
Intermediate · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Aesthetics, Art History, European History, Liberal Arts, World History, Culture, Socioeconomics, Political Sciences, Sociology
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Risk Analysis, Public Health, Investigation, Case Studies, Laboratory Testing, Statistical Analysis, Research Methodologies, Statistics, Report Writing
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Descriptive Statistics, Supply And Demand, Market Dynamics, Sampling (Statistics), Financial Policy, Statistical Inference, Business Analytics, International Finance, Economics, Probability Distribution, Analytics, Statistical Analysis, Statistics, Regression Analysis, Data-Driven Decision-Making, Microsoft Excel, Statistical Methods, Peer Review, Statistical Hypothesis Testing, Banking
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Strategic Sourcing, Supplier Management, Procurement, Vendor Management, Report Writing, Risk Mitigation, Business Modeling, Performance Measurement, Risk Analysis, Cost Benefit Analysis, Analysis, Decision Making, Data-Driven Decision-Making, Statistical Modeling, Communication, Data Analysis, Negotiation, Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), MySQL, WordPress, Web Applications, Application Programming Interface (API), Web Development, Content Management Systems, Restful API, DevOps, Linux, Full-Stack Web Development, Data Store, Command-Line Interface, Back-End Web Development, Server Side, Secure Coding, Scripting, Database Management, SQL, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Data Visualization Software, Visualization (Computer Graphics), Programming Principles, Computer Graphics, Computational Thinking, Graphing, Verification And Validation, Development Environment, Software Visualization, Graphic and Visual Design, Data Presentation, Software Design Patterns, Application Design, Data Validation, C and C++, Program Development
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Spatial Analysis, Neurology, Human Learning, Psychology, Computational Thinking, Visual Impairment Education, Experimentation, Anatomy, Laboratory Research, Physiology, Biology, Magnetic Resonance Imaging
Beginner · Course · 1 - 3 Months