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.

Board Infinity
Skills you'll gain: Ajax, jQuery, JSON, Extensible Markup Language (XML), Web Applications, Javascript, Web Services, Event-Driven Programming, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, JavaScript Frameworks, Web Components, Application Deployment, Cascading Style Sheets (CSS), TypeScript, Application Frameworks, UI Components, Web Development Tools, Frontend Performance, Data Transformation, Application Design, Server Side, Front-End Web Development, Hypertext Markup Language (HTML), Web Services, Web Applications, Network Routing, Software Architecture, Model View Controller
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Serial Peripheral Interface, Electronic Hardware, Internet Of Things, Embedded Systems, Digital Communications, Computer Architecture, Software Development Tools, System Design and Implementation, Software Installation
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Scientific Methods, Research, Nutrition and Diet, Behavioral Health, Physiology, Psychology, Stress Management, Peer Review, Health Policy, Discussion Facilitation
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Music History, Classical Music, Music, Music Theory, Musical Composition, Music Performance, Performing Arts
Mixed · Course · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: FinTech, Technology Strategies, Payment Systems, Case Studies, Financial Services, Digital Transformation, International Finance, Banking Services, Mobile Banking, Banking, Innovation, Financial Regulations, Business Technologies, Business Transformation, Financial Market, Competitive Analysis, Analysis, Financial Regulation, Business Strategy, Business Analysis
Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Power BI, Microsoft Excel, Data Presentation, Data Sharing, Data Integration
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Strategic Partnership, Business Modeling, Value Propositions, Business Development, Resource Allocation, Entrepreneurial Finance, Financial Analysis, Target Market, User Feedback, Entrepreneurship, Team Building, New Product Development, Leadership Development, New Business Development, Business Marketing, Performance Metric, Revenue Forecasting, Product Development, Profit and Loss (P&L) Management, Cash Flows
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Display Devices, Computer Displays, Systems Design, Technical Design, Electronics Engineering, Electronic Systems, Electronic Components, Image Quality, Technology Solutions, Emerging Technologies, Physics
Build toward a degree
Advanced · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Bayesian Network, Graph Theory, Probability Distribution, Network Model, Statistical Modeling, Markov Model, Decision Support Systems, Probability & Statistics, Network Analysis, Machine Learning Algorithms
Advanced · Course · 1 - 3 Months

Universidade Estadual de Campinas
Skills you'll gain: Music Performance, Classical Music, Coordination
Intermediate · Course · 1 - 4 Weeks