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.

École Polytechnique
Skills you'll gain: Climate Change Mitigation, Electric Power Systems, Electrical Power, Energy and Utilities, Sustainable Technologies, Environmental Issue, Environmental Science, Project Finance, Semiconductors, Economics, Basic Electrical Systems, Materials science
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Back-End Web Development, Javascript, Front-End Web Development, Hypertext Markup Language (HTML), MongoDB, User Interface (UI) Design, Web Design, Web Applications, Middleware, Bootstrap (Front-End Framework), jQuery, Databases, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Adobe Express, Adobe Illustrator, Adobe Photoshop, Adobe Firefly, Responsible AI, Digital Design, Generative AI, Layout Design, Graphic Design, User Interface and User Experience (UI/UX) Design, Logo Design, Generative AI Agents, File Management, Visual Design, Process Design, Content Creation, Design Reviews, Prompt Engineering, Branding, Storytelling
Beginner · Professional Certificate · 3 - 6 Months
University of London
Skills you'll gain: Arithmetic, Graphing, General Mathematics, Computer Graphics, Data Literacy, Computer Science, Applied Mathematics, Algebra, Cryptography, Systems Of Measurement
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Liberal Arts, Social Justice, Research, Policy Analysis, Science and Research, Ethical Standards And Conduct, Discussion Facilitation
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Continuous Integration, Git (Version Control System), Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Full-Stack Web Development, Web Development, SQL, Microsoft Copilot, .NET Framework, Graph Theory
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Network Security, Security Strategy, Application Security, Cybersecurity, Computer Security, Security Controls, Security Management, Security Awareness, Cryptography, Encryption, Threat Modeling, Malware Protection, Authorization (Computing), Authentications, Firewall, Identity and Access Management, Hardening
Beginner · Course · 1 - 3 Months

Skills you'll gain: Multimodal Prompts, Prompt Engineering, Responsible AI, Context Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: HTML and CSS, React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Front-End Web Development, JSON, Application Development, Model View Controller, Program Development, Javascript, Development Environment, Back-End Web Development, API Design, Web Development, Microsoft Visual Studio, Software Design Patterns, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

University of Leeds
Skills you'll gain: Engineering Design Process, Engineering Management, Requirements Elicitation, Product Lifecycle Management, Problem Solving, Product Design, Product Development, Engineering Practices, New Product Development, Product Requirements, Conceptual Design
Beginner · Course · 1 - 4 Weeks
University of Geneva
Skills you'll gain: Portfolio Management, Wealth Management, Risk Management, Investment Management, Financial Market, Portfolio Risk, Business Risk Management, Capital Markets, Risk Analysis, Risk Modeling, Asset Management, Performance Measurement, Investments, Market Dynamics, Environmental Social And Corporate Governance (ESG), Financial Planning, Finance, Equities, Performance Analysis, Business Ethics
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Data Visualization, Presentations, Data Visualization Software, Tableau Software, Interactive Data Visualization, Data Analysis, Public Speaking, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks