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.

Universidad de los Andes
Skills you'll gain: Emotional Intelligence, Self-Awareness, Empathy & Emotional Intelligence, Personal Development, Initiative and Leadership, Mindfulness, Leadership, Adaptability, Stress Management, Overcoming Obstacles, Decision Making, Goal Setting
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: English Language, Vocabulary, Stress Management, Education and Training, Higher Education, Medical Terminology, Language Learning, Interpersonal Communications, Environmental Issue, Grammar, Climate Change Mitigation
Intermediate · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Numerical Analysis, Applied Mathematics, Mathematical Modeling, Differential Equations, Physics
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Universidad de Chile
Skills you'll gain: Neonatal Intensive Care Unit, Child Health, Infant Care, Respiratory Care, Cardiopulmonary Resuscitation (CPR), Pediatrics, Nursing Care, Preventative Care, Epidemiology, Patient Evaluation, Airway Management, Medical Equipment, Nutrition and Diet
Intermediate · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Inventory Control, Materials Management, Supply Chain, Financial Statement Analysis, Data Analysis, Case Studies, Competitive Analysis
Beginner · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Financial Statements, Financial Statement Analysis, Portfolio Management, Portfolio Risk, Financial Accounting, Income Statement, Investments, Financial Analysis, Balance Sheet, Financial Reporting, Business Valuation, Financial Market, Risk Management, Cash Management, Financial Trading, Working Capital, Accrual Accounting, Cash Flows, Capital Budgeting, Finance
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: File Systems, Operating Systems, OS Process Management, C (Programming Language), System Programming, Unix, Virtualization, Data Integrity, Debugging, File I/O, Linux, Performance Tuning, Distributed Computing, Data Storage, Command-Line Interface, Virtual Machines, Data Security, Computer Hardware, Scalability, Data Structures
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Model Based Systems Engineering, Failure Analysis, Systems Engineering, Engineering Management, Requirements Management, Scope Management, Design Reviews, Project Scoping, Root Cause Analysis, Program Management, Requirements Analysis, Test Engineering, User Requirements Documents, Cost Management, Contract Management, Systems Design, Business Requirements, Systems Thinking, Project Risk Management, Risk Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Computational Thinking, Programming Principles, Problem Solving, Computer Science, Disaster Recovery, Algorithms, Computer Programming, Public Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: Patch Management, Microsoft Azure, Cloud Management, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Cloud Services, Cloud Deployment, Disaster Recovery, Virtual Machines, Kubernetes, Cloud Platforms, Role-Based Access Control (RBAC), Virtual Networking, Windows PowerShell, System Monitoring, Infrastructure as Code (IaC), Load Balancing
Beginner · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Internal Communications, Communication Planning, Crisis Management, Corporate Communications, Strategic Communication, Cultural Sensitivity, Communication Strategies, Telecommuting, Branding, Business Ethics, Brand Management, Employee Engagement, Virtual Teams
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Applications, React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours