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: Environment, Climate Change Adaptation, Persuasive Communication, Media and Communications, Environmental Policy, Climate Change Mitigation, Social Sciences, Scientific Methods, Political Sciences, Environmental Science
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Operations Research, Network Model, Excel Macros, Strategic Decision-Making, Microsoft Excel, Process Optimization, Transportation, Supply Chain, and Logistics, Transportation Operations, Operational Analysis, Business Modeling, Business Analytics, Financial Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon CloudWatch, Public Cloud, Virtual Networking, Infrastructure As A Service (IaaS), Data Storage, System Monitoring, Network Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Health Informatics, Data Analysis, Patient-centered Care, Analytics, Descriptive Analytics, Data Storytelling, Data-Driven Decision-Making, Data Presentation, Clinical Data Management, Statistical Methods, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Authentications, OAuth, Development Testing, Software Development Life Cycle, Unified Modeling Language, Authorization (Computing), Single Sign-On (SSO), Security Software, Software Development, Vulnerability Assessments, Data Validation, Cyber Security Assessment, Cyber Security Strategy, Cybersecurity, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

University of New Mexico
Skills you'll gain: Geriatrics, Orthopedics, Child Health, Physical Therapy, Manual Therapy, Maternal Health, Preventative Care, Health Care, Patient Treatment, Infant Care, Pain Management, Cultural Sensitivity, Anatomy
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Model Evaluation, Applied Machine Learning, Feature Engineering, Regression Analysis, Machine Learning, Image Analysis, Supervised Learning, Artificial Intelligence, Data Preprocessing, Deep Learning, Computer Vision, Application Development, Predictive Modeling, Unsupervised Learning, Natural Language Processing, Text Mining, Python Programming, Classification Algorithms
Mixed · Course · 1 - 3 Months

Curtis Institute of Music
Skills you'll gain: Classical Music, Instrumental Music, Music, Music Performance, Music History
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative Model Architectures, Large Language Modeling, Generative AI, Open Source Technology, Image Analysis, Model Evaluation, Model Deployment, Scalability, Data Security
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Vibe coding, Programming Principles, Prompt Engineering, OpenAI API, LangChain, Generative AI Agents, AI Enablement, Artificial Intelligence, Generative AI, Responsible AI, Computer Programming, Application Development, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), No-Code Development, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Animation and Game Design, Android (Operating System), Unity Engine, Video Game Development, Mobile Development, C# (Programming Language), Game Design, Scripting, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Computational Thinking, Event-Driven Programming, Algorithms, Combinatorics, Graph Theory, Programming Principles, Application Development, Object Oriented Programming (OOP), Data Structures, Probability, Bioinformatics, Interactive Design, Big Data, Python Programming, Data Analysis, User Interface (UI), Machine Learning Algorithms, Network Analysis, Theoretical Computer Science, Computer Programming
Beginner · Specialization · 3 - 6 Months