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.

National Taiwan University
Skills you'll gain: Ancient History, World History, Timelines, Research, Liberal Arts, Research Methodologies, Case Studies, Storytelling, Culture, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Logistic Regression, SAS (Software), Predictive Analytics, Automation, Data Integration, Advanced Analytics, Debugging, Statistical Programming, SQL, Statistical Methods, Report Writing, Data Manipulation, Model Evaluation, Data Analysis, Statistical Reporting, Data Access, Microsoft Excel, Analysis, Finance
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Vital Signs, Patient Evaluation, Airway Management, Trauma Care, Emergency and Intensive Care, Medical History Documentation, Patient Communication, Child Health, Childbirth, Automated External Defibrillator, Medical Terminology, Health Assessment, Maternal Health, Patient Advocacy, Basic Patient Care, Respiratory Care, Neurology, Medication Administration, Cardiology, Pharmacology
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Human Computer Interaction, Interaction Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Software Design, Computational Thinking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Routing Protocols, Wide Area Networks, Network Security, Network Routing, Data Centers, TCP/IP, Open Shortest Path First (OSPF), Network Protocols, Network Switches, Virtual Machines, Network Administration, Virtual Local Area Network (VLAN), Virtualization, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Computer Networking, Firewall, Network Troubleshooting, Network Architecture
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Mediation, Trustworthiness, Conflict Management, Labor Relations, Interpersonal Communications, Discussion Facilitation, Organizational Development, Negotiation, Leadership, Business Ethics, Problem Solving, Emotional Intelligence, Communication, Active Listening, Governance Risk Management and Compliance, Decision Making, Strategic Decision-Making, Change Management, Strategic Thinking, Critical Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Root Cause Analysis, Corrective and Preventive Action (CAPA), Process Improvement and Optimization, Performance Measurement, Critical Thinking and Problem Solving
Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Risk Analysis, Project Risk Management, Risk Management, Analysis, Mitigation, Hazard Analysis, Disaster Recovery, Climate Change Adaptation, Civil Engineering, Construction, Economic Development
Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Calculus, Advanced Mathematics, Integral Calculus, Trigonometry, Mathematical Theory & Analysis, Geometry, Algebra, Applied Mathematics, Derivatives
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: OpenAI, Code Review, Integrated Development Environments, Tool Calling, Cloud Development, Prompt Engineering, Computer Programming Tools, AI Workflows, Development Environment, Context Management, Command-Line Interface, Generative AI, Software Technical Review, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks