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 Colorado Boulder
Skills you'll gain: User Interface (UI), Embedded Software, Interactive Design, Human Computer Interaction, Embedded Systems, Prototyping, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Software Design, Usability, HTML and CSS, Interaction Design, Real-Time Operating Systems, Hypertext Markup Language (HTML), Internet Of Things, Technical Design, User Experience Design, jQuery, Telecommunications, Artificial Intelligence and Machine Learning (AI/ML)
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Web Design, HTML and CSS, Web Design and Development, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), UI Components, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Javascript, Graphic and Visual Design, Typography, Frontend Performance, Web Analytics and SEO, Web Content Accessibility Guidelines, Logo Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Continuous Deployment, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Test Script Development, HTML and CSS, Development Testing, Hypertext Markup Language (HTML), Interviewing Skills, Web Development Tools, Debugging, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: JSON, Restful API, API Design, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Dashboard Creation, Event-Driven Programming, HTML and CSS, Javascript, Wireframing, Web Servers, Web Development, Real Time Data, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Version Control, Git (Version Control System), Selenium (Software), Test Automation, Jenkins, Test Script Development, Software Versioning, Continuous Integration, Test Tools, Continuous Delivery, Test Data, Software Testing, CI/CD, Code Reusability, Software Design Patterns, Command-Line Interface, File I/O
Advanced · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Responsive Web Design, Git (Version Control System), Web Development, Cascading Style Sheets (CSS), Data Persistence, React.js, Version Control, Performance Tuning, Full-Stack Web Development, GitHub, Event-Driven Programming, HTML and CSS, Application Design, Development Testing, Software Design Documents, Video Game Development, Game Design, Program Development, Software Testing, Javascript
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Linux Administration, Amazon Elastic Compute Cloud, Linux Servers, Identity and Access Management, Cloud Hosting, Cloud Deployment, Cloud Infrastructure, Amazon Web Services, Cloud Computing, Front-End Web Development, Cloud Management, Linux, Ubuntu, UI Components, Application Deployment, React.js, Event-Driven Programming, Javascript, Apache
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, Web Development, HTML and CSS, Front-End Web Development, Web Servers, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Web Applications, JavaScript Frameworks, Server Side, Javascript, Middleware, Back-End Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Web Scraping, Data Visualization, Data Preprocessing, Data Cleansing, Scripting, Data Analysis, Data Processing, Data Manipulation, Data Import/Export, Data Capture, Extensible Markup Language (XML), Python Programming, Jupyter, GitHub
Intermediate · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: User Accounts, Real Time Data, Authentications, Frontend Integration, Cloud Applications, Cloud Development, Application Development, NoSQL, Serverless Computing, Application Security, Data Management, Data Access, Data Structures, Data Storage, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Functional Testing, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Web Development Tools, Javascript and jQuery, Automation, Python Programming, UI Components, Hypertext Markup Language (HTML), File I/O
Intermediate · Course · 1 - 3 Months

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