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, Irvine
Skills you'll gain: Threat Modeling, Risk Management, Business Continuity Planning, Asset Protection, Risk Analysis, Business Risk Management, Risk Management Framework, Security Strategy, Cyber Governance, Risk Mitigation, Vendor Management, Vulnerability Assessments, Security Management, Cyber Risk, Compliance Management, Asset Management, Security Awareness, Cyber Security Strategy, Threat Management, Security Controls
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Photo Editing, Photography, Adobe Creative Cloud, Creativity
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Open Source Technology, Media Production, Digital Publishing, Creativity, Content Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Data Visualization Software, Data Visualization, Statistical Visualization, Rmarkdown, Shiny (R Package), Dashboard, Leaflet (Software), Interactive Data Visualization, R Programming, Scatter Plots, Box Plots, Spatial Data Analysis, Histogram, Data Science, Data Analysis, User Interface (UI), UI Components
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Predictive Modeling, Data Manipulation, Predictive Analytics, Big Data, Data Processing, Data Mining, Data Analysis, Data Science, Data-Driven Decision-Making, Unsupervised Learning, Statistical Analysis, Analytics, No-Code Development, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, ASP.NET, Continuous Deployment, Application Deployment, Cloud Deployment, Restful API, Middleware, Continuous Integration, Software Testing, .NET Framework, Responsive Web Design, API Design, Data Migration, Azure DevOps, Configuration Management, Data Validation, HTML and CSS, Database Application, C# (Programming Language), Web Applications
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Generative AI, Data Storytelling, OpenAI, Analytics, Prompt Engineering Tools, Data Analysis, Dashboard, Data Ethics, Responsible AI, Data Visualization Software, Statistical Analysis, Python Programming, Data Cleansing, Data Manipulation, Query Languages
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Data Structures, 3D Modeling, Computational Logic, Visualization (Computer Graphics), Design, Generative Model Architectures, Python Programming, Animations, Scripting, Computer Programming, Automation
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Accounting, Balance Sheet, Financial Reporting, Revenue Recognition, Income Statement, Financial Statements, Generally Accepted Accounting Principles (GAAP), Contract Accounting, Accounting, Accrual Accounting, Cash Flows, Financial Analysis, International Financial Reporting Standards
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spreadsheet Software, Microsoft Excel, Computer Literacy, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), Web Design, Maintainability, Layout Design, Cascading Style Sheets (CSS), Usability, Web Applications, Hypertext Markup Language (HTML), Color Theory, Animations, Creativity
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Django (Web Framework), Web Applications, Back-End Web Development, Expense Management, Application Development, Database Application, Data Visualization, Business Process Automation, Chart.js, Python Programming, Data Modeling, Data Security, GitHub, Javascript, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours