HTML courses can help you learn the structure of web pages, semantic markup, and how to create forms and tables. You can build skills in using CSS for styling, incorporating multimedia elements, and ensuring accessibility for all users. Many courses introduce tools like text editors, version control systems, and browser developer tools, that support testing and refining your web projects. By engaging with these topics, you'll gain practical experience in crafting responsive and user-friendly websites.

University of Michigan
Skills you'll gain: Relational Databases, Data Visualization, Data Store, Web Scraping, Database Management, Scatter Plots, Data Manipulation, SQL, JSON, Application Programming Interface (API), Python Programming, Extensible Markup Language (XML), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Web Development, Web Development Tools, HTML and CSS, JavaScript Frameworks, OAuth, UI Components, Frontend Integration, Front-End Web Development, Authentications, React.js, Development Environment, Javascript, Software Installation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Object Oriented Programming (OOP), Database Application, Plot (Graphics), Databases, Natural Language Processing, SQL, Python Programming, Data Processing, Development Environment, Data Manipulation, Document Management, Data Structures, Operations, Problem Solving, Algorithms, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Program Development, Full-Stack Web Development, Event-Driven Programming
Beginner · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Google Sheets, Scripting, Google Workspace, Scripting Languages, Spreadsheet Software, Productivity Software, Automation, Hypertext Markup Language (HTML), Data Access, HTML and CSS, Javascript, Supplier Relationship Management
Beginner · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Command-Line Interface, Graphical Tools, File Management, Software Development Tools, System Configuration, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Web Applications, Web Development, Application Development, Web Design and Development, HTML and CSS, Hypertext Markup Language (HTML), Application Design, Cascading Style Sheets (CSS), Application Frameworks, Database Application, Databases, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Angular, Responsive Web Design, HTML and CSS, Web Design and Development, JavaScript Frameworks, Web Applications, Hypertext Markup Language (HTML)
Beginner · Guided Project · Less Than 2 Hours

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, JavaScript Frameworks, Web Applications, Application Programming Interface (API), Unit Testing, Server Side, Web Components, Software Design Patterns, Javascript, HTML and CSS, Event-Driven Programming, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Web Development, Leaflet (Software), React.js, UI Components, User Interface (UI), Application Deployment, Web Development Tools, Application Development, JavaScript Frameworks, Web Design and Development, HTML and CSS, Cloud Deployment, OAuth, User Accounts, Frontend Integration, Front-End Web Development, Authentications, Development Environment, User Interface and User Experience (UI/UX) Design
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Full-Stack Web Development, Server Side, Restful API, JavaScript Frameworks, Web Development, Web Frameworks, Frontend Integration, Web Applications, Web Servers, Javascript, Servers
Intermediate · Guided Project · Less Than 2 Hours