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.

Lund University
Skills you'll gain: Editing, Proofreading, Writing, Grammar, English Language, Literacy, Style Guides, Formal Learning, Vocabulary
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Model Evaluation, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Applied Machine Learning, Java, Java Programming, Predictive Modeling, Supervised Learning, Technical Communication, Feature Engineering, Tree Maps, Model Deployment, MLOps (Machine Learning Operations), Machine Learning Algorithms, Algorithms, Development Environment
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Customer Analysis, Customer Retention, Marketing Analytics, Customer Insights, Strategic Decision-Making, Product Strategy, Data Analysis, Product Management, Data-Driven Decision-Making, Advanced Analytics, Unsupervised Learning, Technical Documentation, Performance Measurement, Machine Learning Algorithms
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Storytelling, Trustworthiness, Personal Integrity, Compassion, Ethical Standards And Conduct, Optimism, Aesthetics, Positivity, Growth Mindedness, Resilience, Art History, Liberal Arts, Performing Arts, Teaching, Community Development, Creativity, Self-Awareness, Discussion Facilitation, Music, Leadership
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Patient Communication, Active Listening, Empathy, Verbal Communication Skills, Self-Awareness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), C# (Programming Language), .NET Framework, Graphical Tools, Animations, Animation and Game Design, Image Analysis, User Interface (UI), User Interface (UI) Design, Application Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Pandas (Python Package), Financial Data, Data Wrangling, Data Transformation, Data Preprocessing, Data Quality, Data Manipulation, Data Validation, Jupyter, Data Integrity, Exploratory Data Analysis, Data Import/Export, Descriptive Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, AI Personalization, AI Enablement, Artificial Intelligence, Human Computer Interaction, Human Centered Design, Responsible AI, User Flows, User Experience Design, Context Management
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Engineering, electromagnetics, Electronic Components, Mathematical Modeling, Thermal Management, Engineering Analysis, Engineering Design Process, Engineering Calculations
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: User Story, Agile Software Development, Agile Methodology, Agile Project Management, Scrum (Software Development), Sprint Planning, Software Development Methodologies, Sprint Retrospectives, Backlogs, Continuous Integration, Test Driven Development (TDD)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Planning, User Story, Project Estimation, Scrum (Software Development), Agile Project Management, Agile Methodology, Forecasting, Jira (Software), Project Management Software, Stakeholder Communications
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Accounting Records, Billing, Excel Formulas, Spreadsheet Software, Tax Compliance, Payment Processing and Collection, Microsoft Excel, Sales Tax, Regulatory Requirements, Law, Regulation, and Compliance, Automation
Beginner · Course · 1 - 4 Weeks