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.

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Software Installation, Agentic Workflows, Code Review, System Configuration, Computer Programming Tools, Debugging, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Sustainable Development, Sustainable Design, Economic Development, Sustainability Standards, Project Finance, Environmental Social And Corporate Governance (ESG), Project Management, Environment, Climate Change Mitigation, Environmental Regulations, Private Equity
Beginner · Course · 1 - 4 Weeks

University of New Mexico
Skills you'll gain: Middleware, Application Frameworks, Web Applications, Model View Controller, Agile Software Development, Git (Version Control System), Software Engineering, Web Development, Software Development, User Interface (UI), Databases, Relational Databases, Ajax, Software Architecture, Ruby on Rails, Javascript, Network Protocols
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Demography, Occupational Health, Environmental Regulations, Social Justice, Environmental Issue, Public Health, Health Equity, Environment, Environmental Laws, Environmental Policy, Health Systems, Sustainable Development, Health Disparities, Systems Thinking, Environment Health And Safety, Occupational Safety and Health Administration (OSHA), Social Determinants Of Health, Climate Change Mitigation, Environmental Science, Epidemiology
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), UI Components, Front-End Web Development, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Web Design, React.js, Responsive Web Design, User Centered Design, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Blogs, Content Management Systems, Web Content, Editing, Business Writing, Content Creation, User Accounts, E-Commerce, Content Management
Beginner · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), 3D Assets, Unity Engine, Visualization (Computer Graphics), Virtual Environment, Computer Graphics, Video Game Development, Game Design, Performance Tuning, Animations, Frontend Performance
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Web Design, Web Design and Development, Cascading Style Sheets (CSS), Semantic Web, Usability, Javascript, Responsive Web Design, Web Content
Mixed · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Threat Modeling, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Business Risk Management, Risk Management Framework, Security Strategy, Cyber Governance, Risk Mitigation, Vendor Management, Vulnerability Assessments, Security Management, Cyber Risk, Compliance Management, Asset Management, Security Awareness, Cyber Security Strategy, Threat Management, Security Controls
Beginner · Specialization · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Marketing Analytics, Customer Analysis, Business Marketing, Business Analytics, Customer Insights, R Programming, Data-Driven Decision-Making, Data Analysis Software, Target Market, Statistical Analysis, Statistical Modeling, Predictive Modeling, Customer Relationship Management, Statistical Methods
Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Healthcare Industry Knowledge, Health Systems, Pharmaceuticals, Medical Devices, Health Care, Health Technology, Biomedical Technology, Healthcare Ethics, Market Dynamics, Health Administration, Health Policy, Innovation, Financial Regulations, Cultural Diversity, Regulatory Affairs, Insurance, Market Trend, Stakeholder Analysis
Beginner · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Cleansing, Matlab, Statistical Analysis, Probability & Statistics, Descriptive Statistics, Data Manipulation, Data Mapping, Scripting
Beginner · Course · 1 - 3 Months