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.

Johns Hopkins University
Skills you'll gain: Cascading Style Sheets (CSS), Ajax, HTML and CSS, Javascript, Responsive Web Design, Bootstrap (Front-End Framework), Web Design, Web Development, Front-End Web Development, Web Design and Development, JSON, Web Applications, Scripting, Browser Compatibility, Hypertext Markup Language (HTML), Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design, User Experience Design, Web Services
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Web Development, Javascript, Bootstrap (Front-End Framework), Scripting, Browser Compatibility, Application Programming Interface (API), Back-End Web Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Ajax, HTML and CSS, Responsive Web Design, Bootstrap (Front-End Framework), Web Applications, Web Design, Web Development, Cascading Style Sheets (CSS), Front-End Web Development, Javascript, Semantic Web, JSON
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, HTML and CSS, LESS, UI Components, Web Design, Bootstrap (Front-End Framework), Web Design and Development, Front-End Web Development, User Interface (UI), Web Content Accessibility Guidelines, Typography, Hypertext Markup Language (HTML), Interactive Design, Web Development, User Interface (UI) Design, Animations, Information Architecture, Browser Compatibility, Web Analytics and SEO
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Web Design, Semantic Web, Browser Compatibility, Web Development, Web Content Accessibility Guidelines, Web Analytics and SEO, Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Development, Web Development Tools, Cascading Style Sheets (CSS), Front-End Web Development, Web Design, Javascript, Interactive Design, Web Applications, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Javascript, Front-End Web Development, Web Content, Responsive Web Design, Web Design
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Javascript, Interactive Design, HTML and CSS, Web Design and Development, Web Content Accessibility Guidelines, Event-Driven Programming, Web Applications, User Interface (UI), Web Development, Data Structures, Programming Principles, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Git (Version Control System), Front-End Web Development, Browser Compatibility, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), jQuery, Javascript and jQuery, Web Design and Development, Javascript, Web Development, Animations, Front-End Web Development, Web Applications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Front-End Web Development, Web Design and Development, HTML and CSS, Web Applications, UI Components, User Interface (UI) Design, Javascript, Mobile Development, Animations
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Design and Development, Web Development, Animations, Software Development Tools, UI Components, User Interface and User Experience (UI/UX) Design, Usability, Javascript, Maintainability, Interactive Design
Beginner · Specialization · 3 - 6 Months