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.

American Psychological Association
Skills you'll gain: Stress Management, Resilience, Writing, Literacy, Editing, Mental Health, Mindfulness, Learning Strategies, Learning Theory, Human Learning, Mental Concentration, Proofreading, Physiology, Productivity, Psychology, Self-Awareness, Emotional Intelligence, Time Management, Cognitive Behavioral Therapy, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Keyword Research, Digital Publishing, Intellectual Property, Layout Design, Account Management, Tax Laws
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Documentation, Generative AI, API Testing, Test Automation, Mockups, Software Development Tools, User Interface and User Experience (UI/UX) Design, Usability, Software Testing, AI Security, AI Workflows, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
Beginner · Specialization · 1 - 3 Months

University of Geneva
Skills you'll gain: Cognitive flexibility, Critical Thinking, Scientific Methods, Research, Psychology, digital literacy, Media and Communications, Social Impact
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microarchitecture, Computer Architecture, Embedded Systems, Hardware Architecture, System Requirements, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software-Defined Networking, Computer Networking, Network Infrastructure, Infrastructure Architecture, Network Architecture, General Networking, Network Engineering, Technical Services, Virtualization, Cloud Deployment, Digital Transformation
Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Peer Review, Event Marketing, Brand Marketing, Brand Management, Business Development, Proposal Development, Event Management, Drive Engagement, Business Planning, Program Implementation, Case Studies, Advertising Sales, Stakeholder Management, Social Impact, Employee Engagement
Beginner · Course · 1 - 3 Months
Emory University
Skills you'll gain: Customer Analysis, Customer Demand Planning, Marketing Analytics, Forecasting, Consumer Behaviour, Marketing Effectiveness, Model Evaluation, Time Series Analysis and Forecasting, Microsoft Excel, Marketing, Regression Analysis, Customer Acquisition Management, Customer Retention
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Political Sciences, Ancient History, Social Sciences, European History, Media and Communications, Liberal Arts, Sociology, World History
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Press Releases, Media Relations, Public Relations, Marketing and Public Relations, Crisis Management, Corporate Communications, Strategic Communication, Branding, Communication Strategies, Storytelling
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Relationship Building, Professional Development, Strategic Leadership, Initiative and Leadership, Leadership, Personal Development, Self-Awareness, Branding, Goal Setting, General Networking, Growth Mindedness, Business
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Monitoring, Medical Privacy, Personally Identifiable Information, Risk Management, Health Information Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulatory Compliance, Data Management, Information Privacy, Health Care Procedure and Regulation, Risk Mitigation, Security Management, Risk Analysis, Health Care, Patient Safety, Security Awareness, Data Security, Cybersecurity, Information Systems Security, Security Controls
Beginner · Specialization · 3 - 6 Months