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.

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Cloud Deployment, Front-End Web Development, Web Services, Application Deployment, Spring Framework, HTML and CSS, Data Persistence, Application Programming Interface (API), Server Side, Web Applications, Secure Coding, Back-End Web Development, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Frontend Performance, Application Deployment, Web Development, Hypertext Markup Language (HTML), Front-End Web Development, Full-Stack Web Development, Web Frameworks, Cascading Style Sheets (CSS), Javascript, Server Side, GitHub, Version Control
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Color Theory, Javascript, Front-End Web Development, User Interface (UI) Design, Web Development, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, Database Design, HTML and CSS, API Design, Front-End Web Development, MongoDB, Javascript, Postman API Platform, Bootstrap (Front-End Framework), React.js, UI Components, Ajax, Database Management, OAuth, Frontend Integration, Authentications
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Software Development Life Cycle, Cloud-Native Computing, Software Architecture, Hibernate (Java), Database Design, Responsive Web Design, Docker (Software), Containerization, Git (Version Control System), GitHub, Object Oriented Programming (OOP), CI/CD, Restful API, Java Programming, Model Deployment, Engineering Software, Version Control, Database Management, Software Design
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Web Design and Development, Responsive Web Design, Development Environment, User Accounts, User Interface (UI), Debugging
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Web Development, Flask (Web Framework), Restful API, Cloud Deployment, Selenium (Software), Front-End Web Development, Web Applications, Full-Stack Web Development, Object-Relational Mapping, JavaScript Frameworks, Application Security, HTML and CSS, Back-End Web Development, Databases, Application Programming Interface (API), Python Programming, Vue.JS, Relational Databases, SQL, Collaboration
Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Web Design, Web Design and Development, WordPress, Web Language, HTML and CSS, Browser Compatibility, Web Content, Web Development, Web Analytics and SEO, Cross Platform Development, Content Management, Web Applications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Microsoft Copilot, Anthropic Claude, AI Workflows, Tool Calling, GitHub, Web Development, Real Time Data, Debugging, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Servers, Prompt Engineering, Artificial Intelligence, Video Game Development, Agentic Workflows, Generative AI, Software Engineering
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Bootstrap (Front-End Framework), Development Environment, HTML and CSS, Responsive Web Design, Version Control, Front-End Web Development, Git (Version Control System), Application Deployment, Integrated Development Environments, Web Development Tools, Cloud Hosting
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: MongoDB, JavaScript Frameworks, Web Development Tools, Web Applications, Authentications, Web Development, Database Application, User Accounts, Application Security, Package and Software Management, Javascript, Software Installation
Mixed · Course · 1 - 3 Months