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 Colorado Boulder
Skills you'll gain: Matplotlib, Statistical Visualization, Seaborn, Data Visualization, Exploratory Data Analysis, Data Presentation, Plot (Graphics), Data Visualization Software, Descriptive Statistics, Data Storytelling, Pandas (Python Package), Statistical Methods, Data Analysis, Statistics, Statistical Analysis, Data Manipulation, Box Plots, Scatter Plots, Correlation Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Encryption, Cybersecurity, Hardening, Infrastructure Security, Computer Security, Threat Modeling, Network Security, Public Key Infrastructure, Authentications, Data Integrity
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: File I/O, Data Import/Export, Python Programming, Functional Design, Programming Principles, Data Structures, Debugging
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Growth Mindedness, Resilience, Goal Setting, Overcoming Obstacles, Personal Development, Persistence, Courage, Adaptability, Self-Awareness, Mindfulness, Optimism, Professional Development
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Human Musculoskeletal System, Anatomy, Orthopedics, Kinesiology, Sports Medicine, Physiology, Biology, Cell Biology
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Numerical Analysis, Mathematical Modeling, Derivatives
Intermediate · Course · 1 - 3 Months

ISAE-SUPAERO
Skills you'll gain: Thermal Management, Energy and Utilities, Mechanics, Control Systems, Engineering Analysis, Engineering Calculations, Engineering, Mathematical Modeling, Physics
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Bartending, Cooking, Hospitality, Planning, Meal Planning And Preparation, Verbal Communication Skills, Oral Expression, Strategic Planning
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: TypeScript, Programming Principles, Web Development Tools, Javascript, Web Language
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Data Ethics, Healthcare Ethics, Responsible AI, Ethical Standards And Conduct, Computer Security Awareness Training, Cybersecurity, Diversity Awareness, Generative AI, Artificial Intelligence, Information Technology, Medical Privacy, Information Privacy, Social Impact, Media and Communications, Automation, Robotics, Cultural Diversity, Personally Identifiable Information, Law, Regulation, and Compliance, Emerging Technologies
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Medical Terminology, Obstetrics And Gynecology, Urology, Gynecology, Anatomy, General Medical Tests and Procedures, Medical Records, Pathology, Diagnostic Tests, Physiology
Beginner · Course · 1 - 4 Weeks