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 Colorado Boulder
Skills you'll gain: Statistical Modeling, R Programming, Statistical Analysis, Data Analysis, R (Software), Data Ethics, Advanced Analytics, Statistical Methods, Data Modeling, Regression Analysis, Predictive Modeling, Mathematical Modeling, Machine Learning, Logistic Regression, Probability & Statistics, Statistical Inference, Model Evaluation, Probability Distribution, Linear Algebra, Calculus
★ 4.2 (26) · Intermediate · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Statistical Analysis, NumPy, Probability Distribution, Matplotlib, Plot (Graphics), Statistics, Data Science, Probability & Statistics, Probability, Statistical Modeling, Predictive Modeling, Data Analysis, Linear Algebra, Predictive Analytics, Statistical Methods, Mathematics and Mathematical Modeling, Applied Mathematics, Python Programming, Machine Learning, Logical Reasoning
★ 3.6 (16) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Presentation, Report Writing, Data Storytelling, Presentations, Research Reports, Data Visualization, Business Reporting, Microsoft PowerPoint, Business Communication, Branding, Business Metrics
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Disabilities, Diversity Awareness, Patient Education And Counseling, Pain Management, Chronic Diseases
★ 4.4 (37) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Marketing Planning, Dashboard, Project Schedules, Dashboard Creation, Data-Driven Marketing, Marketing Strategies, Marketing Budgets, Campaign Planning, Scheduling, Content Performance Analysis, Competitive Analysis, Timelines, Project Planning, Performance Analysis, Project Estimation, Data Integration, Cost Benefit Analysis, Budget Management, Market Research, Search Engine Marketing
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), Version Control, Android Development, File I/O, Android (Operating System), Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
★ 4.2 (801) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Data Validation, Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Web Services, Computer Graphic Techniques, Data Import/Export, Scalability
★ 4.5 (75) · Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Linux, Linux Administration, Operating System Administration, Linux Commands, User Accounts, Command-Line Interface, Systems Administration, Operating Systems, User Provisioning, Service Management, System Configuration, Package and Software Management, System Monitoring, Graphical Tools, Software Installation, File Management
★ 4.6 (67) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Microsoft Azure, Artificial Intelligence and Machine Learning (AI/ML), AI Integrations, Model Training, Cloud Deployment, Data Pipelines, AI Workflows, AI Security, Model Evaluation, CI/CD, Identity and Access Management, Data Storage
★ 4.6 (27) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Budget Management, Budgeting, Forecasting, Financial Forecasting, Operating Budget, Cost Management, Cost Accounting, Cash Flow Forecasting, Financial Statements, Profit and Loss (P&L) Management, Variance Analysis, Ethical Standards And Conduct, Income Statement, Balance Sheet, Cash Flows
★ 4.8 (15) · Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Cyber Governance, Security Strategy, Security Management, Governance, Governance Risk Management and Compliance, AI Security, Cyber Security Strategy, Risk Appetite, Security Controls, Responsible AI, Risk Management Framework, Risk Management, Enterprise Security, Accountability Frameworks, Risk Analysis, Vendor Management, Accountability, Performance Metric, Disaster Recovery, Budget Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Marketing, Customer Retention, Customer Relationship Building, E-Commerce, Driving engagement, Content Performance Analysis, Web Analytics and SEO, Strategic Marketing, Email Security, Data-Driven Marketing, Digital Marketing Campaigns, Conversion Funnel Analysis, Direct Marketing, Online Advertising, Advertising Mail, Performance Metric, Personalized Campaigns, Sales, Decision Making, Automation
★ 4.6 (19) · Beginner · Course · 1 - 4 Weeks