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 Michigan
Skills you'll gain: Database Design, SQL, MySQL, PHP (Scripting Language), Relational Databases, JSON, jQuery, Hypertext Markup Language (HTML), Javascript and jQuery, Ajax, Databases, Data Modeling, Database Application, Database Development, Debugging, Web Applications, Object Oriented Programming (OOP), Web Development, Secure Coding, Javascript
Intermediate · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Fundraising and Crowdsourcing, Music Theory, Musical Composition, Music, Peer Review, Brand Strategy, Professional Networking, Social Media, Branding, Sustainable Business, Music Performance, Leadership, Media Production, Campaign Management, Instrumental Music, Automation, Marketing, Relationship Building, Entrepreneurship, File Management
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Vue.JS, Web Development Tools, Web Applications, Front-End Web Development, HTML and CSS, Javascript, Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Wesleyan University
Skills you'll gain: Storytelling, Peer Review, Writing and Editing, Writing, Editing, Proofreading, Storyboarding, Content Creation, Constructive Feedback, Persistence, Professionalism, Creativity
Beginner · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Version Control, Hypertext Markup Language (HTML), GitHub, Git (Version Control System), HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Web Development, Web Design, Image Quality, Web Content, Front-End Web Development, Web Servers, Semantic Web, Cloud Hosting
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Systems Design, Computer Architecture, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Graph Theory, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

The Museum of Modern Art
Skills you'll gain: Art History, Liberal Arts, Aesthetics, Creativity, Cultural Diversity, Storytelling, Social Impact, Design
Beginner · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Liberal Arts, Political Sciences, Research, Psychology, Social Studies, Scientific Methods, Research Methodologies, Ethical Standards And Conduct
Mixed · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Application Deployment, Ajax, jQuery, Model View Controller, Object-Relational Mapping, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), JSON, Linux Commands, Data Modeling, Cloud Deployment, Database Development, Web Applications, Database Design, Application Development, Javascript, Object Oriented Programming (OOP), Web Development, SQL
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Web Design and Development, Web Applications, Browser Compatibility, User Experience Design, Requirements Analysis, Client Services, Javascript
Mixed · Course · 1 - 4 Weeks
Stanford University
Skills you'll gain: Mathematical Theory & Analysis, Mathematics and Mathematical Modeling, Calculus, Deductive Reasoning, Logical Reasoning
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Browser Compatibility, Web Design, Web Design and Development, Front-End Web Development, User Interface (UI), Verification And Validation, Cascading Style Sheets (CSS), Web Development, Usability, Javascript
Beginner · Course · 1 - 3 Months