DOM courses can help you learn how browsers interpret and structure web pages through the Document Object Model. You can build skills in selecting and modifying elements, handling events, and updating content dynamically. Many courses introduce tools such as JavaScript, browser dev tools, and debugging methods that support creating interactive and responsive web experiences.

Coursera
Skills you'll gain: Data Visualization, Interactive Data Visualization, Visualization (Computer Graphics), JSON, Plot (Graphics), Data Mapping, Javascript
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

Skills you'll gain: JSON, Javascript, JavaScript Frameworks, Software Testing, Unit Testing, Scripting, Frontend Performance, Event-Driven Programming, Hypertext Markup Language (HTML), Scripting Languages, Data Validation, Data Structures, Network Protocols, Verification And Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java, Java Programming, File I/O, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Test Script Development, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation, HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Bootstrap (Front-End Framework), Web Design and Development, Development Environment, HTML and CSS, Responsive Web Design, Version Control, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Git (Version Control System), Application Deployment, Software Development Tools, Integrated Development Environments, Web Development Tools, Cloud Hosting
Beginner · Course · 1 - 3 Months

Pearson
Skills you'll gain: Linux Administration, Containerization, Linux, Memory Management, Linux Commands, OS Process Management, File Systems, System Programming, Operating Systems, Data Storage, Cloud Storage, Data Storage Technologies, General Networking, Network Administration, Performance Tuning, System Configuration, C (Programming Language), Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Extensible Markup Language (XML), HTML and CSS, Interactive Design, UI Components, Web Design and Development, Usability, Web Language, Web Design, Extensible Languages and XML
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Content, Web Design and Development, Web Design, Web Development, Typography, Web Applications, Front-End Web Development, Web Servers, Embeddings, Web Development Tools, Software Development
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Software Design, Functional Design
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Web Development Tools, Web Design, Development Testing
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Brand Marketing, Digital Brand Strategy, Branding, Marketing Design, Digital Marketing Campaigns, Style Guides, Compliance Management, Digital Marketing, Operational Excellence, Marketing Materials, Graphic Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Data Persistence, Programming Principles, Python Programming, Data Storage, File Management, Computer Science
Intermediate · Course · 1 - 4 Weeks