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.

Arizona State University
Skills you'll gain: Meeting Facilitation, Telephone Skills, Business Writing, Business Communication, Employee Coaching, Organizational Skills, Concision, Management Training And Development, Active Listening, Oral Expression, Delegation Skills, Business Correspondence, Writing, English Language, Discussion Facilitation, Leadership and Management, Leadership, Verbal Communication Skills, Oral Comprehension, Communication
Mixed · Course · 1 - 3 Months

Pearson
Skills you'll gain: Critical Thinking, Critical Thinking and Problem Solving, Deductive Reasoning, Decision Making, Decision Intelligence, Self-Awareness
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Programming Principles, Data Import/Export, Data Storage, Computational Logic
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Active Listening, Virtual Teams, Empathy, Interpersonal Communications, Emotional Intelligence, Rapport Building, Empathy & Emotional Intelligence, Diversity and Inclusion, Recognizing Others, Workplace inclusivity, Executive Presence, Constructive Feedback, Compassion, Employee Coaching, Diversity Equity and Inclusion Initiatives, Organizational Leadership, Leadership Development, Leadership, Conflict Management, Mentorship
Beginner · Course · 3 - 6 Months

Universidad Austral
Skills you'll gain: Regression Analysis, Statistical Inference, Descriptive Statistics, Risk Analysis, Business Analytics, Statistics, Risk Modeling, Sampling (Statistics), Microsoft Excel, Sample Size Determination, Data Analysis, Statistical Methods, Risk Management, Probability, Statistical Analysis, Probability & Statistics, Data-Driven Decision-Making, Statistical Reporting, Quantitative Research, Data Science
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, AI Security, Prompt Patterns, Vibe coding, Agentic Workflows, Tool Calling, AI Workflows, Generative AI Agents, AI Personalization, Application Deployment, GitHub, Integrated Development Environments, Software Development Tools, Generative AI, Software Development, Web Development, Artificial Intelligence, Code Review, Front-End Web Development, Software Engineering
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Lakes, Data Warehousing, Data Architecture, Star Schema, Microsoft Azure, Extract, Transform, Load, Transaction Processing, Transact-SQL, Data Pipelines, Information Management, Power BI, Operational Databases, Data Storage Technologies, Data Processing, Data Storage, Data Maintenance, Performance Tuning, Data Access, Dependency Analysis, Data Analysis
Advanced · Course · 1 - 3 Months

Rice University
Skills you'll gain: Immunology, Public Health, Infectious Diseases, Public Health and Disease Prevention, Anatomy, Pharmacology, Preventative Care, Molecular Biology, Molecular, Cellular, and Microbiology, Chronic Diseases, Biological Engineering, Physiology, Hematology, Life Sciences, Medical Terminology, Oncology, Microbiology, Pharmaceuticals, Cell Biology, Blood Banking
Intermediate · Specialization · 3 - 6 Months
Madecraft
Skills you'll gain: Plotly, Interactive Data Visualization, Data Visualization, Data Visualization Software, Data Presentation, Statistical Visualization, Data Storytelling, Dashboard Creation, Dashboard, Scatter Plots, Graphing, Diagram Design, Python Programming, Geospatial Information and Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Anthropic Claude, Claude Code, Visual Storytelling, AI powered creativity, Prompt Patterns, Prompt Engineering, Game Design, Work Breakdown Structure, Storytelling, Procedure Development, AI Workflows, Project Scoping, Ideation, Generative AI, Design Research, LLM Application, Brainstorming, Creativity, Project Documentation, Content Creation
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: C# (Programming Language), Restful API, ASP.NET, Model View Controller, .NET Framework, Docker (Software), Azure DevOps, Object Oriented Programming (OOP), Azure DevOps Pipelines, Microservices, Containerization, JSON, Application Programming Interface (API), API Design, DevOps, Web Services, Middleware, CI/CD, Object Oriented Design, Application Frameworks
Intermediate · Specialization · 1 - 3 Months

Pearson
Skills you'll gain: Business Ethics, Target Market, Entrepreneurship, Ethical Standards And Conduct, Branding, Competitive Analysis, Legal Risk, Brand Strategy, Target Audience, Strategic Marketing, Business Planning, Organizational Structure, Regulation and Legal Compliance, Marketing, Brand Awareness, Regulatory Compliance, Law, Regulation, and Compliance, Commercial Laws, Marketing Strategies, Entrepreneurial Finance
Beginner · Course · 1 - 4 Weeks