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.

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, C++ (Programming Language), C and C++, Computer Programming, Integrated Development Environments, Computer Science
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Semiconductors, Finite Element Methods, Medical Devices, Materials science, Micrometer, Electronics Engineering, Laboratory Testing, Quality Assurance, Process Control, Biomedical Engineering, Electronic Systems, Product Testing, Manufacturing Processes, Electrical Engineering, Electronic Components, Computer Architecture, Process Engineering, Laboratory Procedures, Mechanical Engineering, Emerging Technologies
Intermediate · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Bioinformatics, Big Data, Analytics, Data Mining, Health Informatics, Biomedical Technology, Data Processing, R Programming, Predictive Modeling, Statistical Analysis, Molecular Biology, Feature Engineering, Network Analysis, Unsupervised Learning
Advanced · Course · 1 - 3 Months

Skills you'll gain: Music, World Music, Culture, Psychology, Neurology, Anatomy, Science and Research
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Large Language Modeling, Natural Language Processing, Generative Model Architectures, Artificial Neural Networks
Advanced · Course · 1 - 4 Weeks

The George Washington University
Skills you'll gain: Law, Regulation, and Compliance, Health Equity, Informed Consent, Pharmaceuticals, Health Care Procedure and Regulation, Healthcare Ethics, Public Health and Disease Prevention, Health Disparities, Public Health, Health Policy, Regulation and Legal Compliance, Advocacy, Policy Analysis, Intellectual Property
Mixed · Course · 1 - 3 Months

University of Lausanne
Skills you'll gain: Laboratory Testing, Analytical Testing, Biochemistry, Legal Proceedings, Pharmacology, Sports Medicine, Culture, Social Sciences, Sociology, Social Determinants Of Health, Law, Regulation, and Compliance, Ethical Standards And Conduct
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Data Warehousing, Data Pipelines, Data Processing, Supervised Learning, Data Integration, Data Modeling, Data Cleansing, Big Data, Data Science, Machine Learning Algorithms, Data Transformation, Exploratory Data Analysis, Classification And Regression Tree (CART), Data Quality, Analysis, Data Analysis, Data Presentation
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Software Development Life Cycle, Software Testing, Software Engineering, Unified Modeling Language, Integration Testing, User Acceptance Testing (UAT), Unit Testing, System Implementation, Secure Coding, Test Case, Requirements Analysis, Agile Methodology, Project Management
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Environmental Regulations, Sustainable Development, Environmental Policy, Climate Change Mitigation, Energy and Utilities, Climate Change Adaptation, Environment and Resource Management, Environmental Science, Health Assessment, Public Health, Pollution Prevention
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptographic Protocols, Blockchain, Business Continuity, Disaster Recovery, Digital Assets, Vulnerability Assessments, Regulatory Compliance, Enterprise Security, Data Security, Law, Regulation, and Compliance, Encryption, Cybersecurity, Network Security, Emerging Technologies, Distributed Computing, Transaction Processing
Beginner · Course · 1 - 4 Weeks