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.

University of California, Davis
Skills you'll gain: Color Theory, Typography, Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Web Design, HTML and CSS, Design Elements And Principles, Animations, User Interface (UI) Design, Web Design and Development, Visualization (Computer Graphics)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: jQuery, Javascript, Web Applications, Data Structures
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Javascript and jQuery, Responsive Web Design, Web Development, Version Control, Web Design, Cascading Style Sheets (CSS), HTML and CSS, GitHub, Web Applications, JavaScript Frameworks, Web Development Tools, Infrastructure Architecture, Browser Compatibility, Application Programming Interface (API), Animations
Build toward a degree
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, UI Components, Scripting, JavaScript Frameworks, Web Applications, HTML and CSS, Javascript, Web Development Tools, Animations, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, JSON, Event-Driven Programming, Web Development, Data Structures, Application Deployment, Application Development, User Interface (UI), Development Environment, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Event-Driven Programming, HTML and CSS, Web Design and Development, Application Deployment, Web Development, Scripting, Programming Principles, GitHub, User Interface (UI), Application Development, Object Oriented Programming (OOP), Data Structures, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, HTML and CSS, Web Applications, Interactive Design, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Responsive Web Design, Hypertext Markup Language (HTML), Web Design and Development, Web Development, LESS, Web Design, Front-End Web Development, Cloud Hosting, Web Development Tools, Animations, Typography
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design and Development, Front-End Web Development, Web Design, Maintainability, Web Development, Browser Compatibility, Semantic Web, Web Content Accessibility Guidelines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Animations, Typography, Color Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Web Development Tools, Unit Testing, JavaScript Frameworks, Data Structures, Back-End Web Development, Restful API, Application Programming Interface (API), Development Environment, Javascript, Browser Compatibility, Front-End Web Development
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, Front-End Web Development, Web Development Tools, Bootstrap (Front-End Framework), React.js, Web Development, Javascript, JavaScript Frameworks, Semantic Web
Beginner · Course · 1 - 4 Weeks