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.

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Systems, Payroll Reporting, Compensation Management, Human Resources Information System (HRIS), Customer Service, Communication Strategies, Compliance Management, Continuous Improvement Process
Beginner · Course · 1 - 4 Weeks

EC-Council
Skills you'll gain: Penetration Testing, Threat Management, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Vulnerability Assessments, Network Security, Threat Detection, Vulnerability Scanning, Cybersecurity, Cyber Attacks, Brute-force attacks, Exploitation techniques, Application Security, Human Factors (Security), Web Applications, Mobile Security, Internet Of Things, Authentications, Encryption, Wireless Networks
Beginner · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Infectious Diseases, Social Determinants Of Health, Public Health, Epidemiology, Patient-centered Care, Microbiology, Pathology, Infection Control, Immunology, Preventative Care, Clinical Assessment
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Civil Engineering, Structural Analysis, Hazard Analysis, Failure Analysis, Engineering Analysis, Risk Control, Geospatial Information and Technology, Physical Science, Mechanics, Augmented and Virtual Reality (AR/VR), Experimentation
Beginner · Course · 1 - 3 Months

Insper
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Capital Budgeting, Income Statement, Balance Sheet, Cost Accounting, Cash Flows, Accounting, Financial Management, Return On Investment, Business Mathematics, Investments
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: R Programming, R (Software), Statistical Analysis, Statistical Methods, Statistical Modeling, Statistical Inference, Data Analysis, Quantitative Research, Regression Analysis, Research Design, Graph Theory
Intermediate · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Music History, Classical Music, Music, Music Theory, Musical Composition, Music Performance, Performing Arts
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Methodologies, Quality Improvement, Process Improvement, Quality Management, Team Management, Team Building, Lean Manufacturing, Continuous Improvement Process, Business Process, Production Process, Root Cause Analysis, Decision Making
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Market Research, Proposal Writing, Research Methodologies, Market Analysis, Business Research, Data Collection, Quantitative Research, Business Writing, Sampling (Statistics), Survey Creation, Qualitative Research, Request for Proposal, Client Services, Professional Networking
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Delegation Skills, Supervision, Management Training And Development, Leadership Development, Team Leadership, Leadership, Organizational Leadership, Team Motivation, Strategic Leadership, Personal Development, Coordination, Business Management, Decision Making, Coaching
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: People Management, Diversity and Inclusion, Organizational Leadership, Leadership and Management, Team Building, Team Management, Leadership, Intercultural Competence, People Development, Industrial and Organizational Psychology, Cultural Diversity, Innovation, Conflict Management, Employee Engagement, Empathy & Emotional Intelligence, Decision Making, Communication
Beginner · Course · 1 - 3 Months