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.

Skills you'll gain: Excel Formulas, Spreadsheet Software, Microsoft Excel, Microsoft Office, Microsoft 365, Data Analysis, Business Mathematics
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Penetration Testing, Application Security, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Amazon Web Services, SQL, Operating Systems, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Combinatorics, Probability, Probability Distribution, Algorithms, Bayesian Statistics, Mathematical Modeling, Statistics, Arithmetic, Python Programming, Simulations
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Mathematics Education, Education Software and Technology, Research, Science and Research, Qualitative Research
Mixed · Course · 1 - 3 Months

Yale University
Skills you'll gain: Systems Thinking, Strategic Leadership, Leadership, Team Leadership, Team Building, Team Management, Leadership and Management, Visionary, Time Management, Prioritization, Planning, Emotional Intelligence, Personal Development, Self-Awareness, Goal Setting, Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Threat Management, Vulnerability Management, Cyber Threat Intelligence, Cybersecurity, Cyber Attacks, Vulnerability Assessments, Threat Detection, MITRE ATT&CK Framework, Data Security, Cyber Risk, NIST 800-53, Authorization (Computing), Malware Protection, Authentications, Security Strategy, Security Controls, Risk Management Framework, Identity and Access Management, Cryptography
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Deductive Reasoning, Critical Thinking, Logical Reasoning, Analysis, Diagram Design, Probability, Sampling (Statistics), Persuasive Communication, Research, Sample Size Determination, Writing, Case Studies, Oral Expression, Correlation Analysis, Communication, Scientific Methods, Information Architecture, Business Communication, Interactive Learning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Music Theory, Musical Composition, Music, Music Performance, File Management, Storytelling, Media Production, Instrumental Music, Automation, Writing, Editing, Technical Support, Creativity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cyber Operations, Cybersecurity, Authentications, Python Programming, Data Access, System Monitoring, Systems Analysis
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Social Studies, Social Sciences, Sociology, Anthropology, Culture, Laboratory Research, Behavioral Health, Healthcare Ethics, Research, Media and Communications, Empathy & Emotional Intelligence, Ethical Standards And Conduct, Health Care, Cultural Diversity, Mental and Behavioral Health, Food and Beverage, Rehabilitation, Biology, Nutrition and Diet, Sports Medicine
Beginner · Specialization · 1 - 3 Months

IE Business School
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Diversity and Inclusion, Workplace inclusivity, Cultural Diversity, Human Resource Policies, Employee Engagement, Human Resources, Employee Retention, Organizational Leadership, Relationship Building, Mentorship, Empathy & Emotional Intelligence, Business Strategy, Leadership, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Image Quality, Image Analysis, Computer Vision, Photography, Color Theory, Computer Graphics, Digital Signal Processing, Semiconductors, Algorithms
Beginner · Course · 1 - 3 Months