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: Entrepreneurial Finance, Business Planning, Financial Statements, Growth Strategies, Business Ethics, Intellectual Property, Financial Modeling, Entrepreneurship, Income Statement, Engineering Management, Legal Risk, Business Strategies, Technology Strategies, Organizational Development, Business Modeling, Cash Flows, Business Development, New Business Development, Risk Analysis, Engineering
Build toward a degree
Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Injury Prevention, Accident Prevention, Emotional Intelligence, Emergency Response, Nutrition and Diet, Safety Training, Working With Children, Child Welfare, Child Health, Resilience, Social Skills, Environment Health And Safety, Safety Standards, Health And Safety Standards, Mental Health, Policy Development, Meal Planning And Preparation, First Aid, Record Keeping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Exploratory Data Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data Manipulation, NumPy, Classification Algorithms, Data Preprocessing, Data Analysis, Python Programming, Regression Analysis, Predictive Modeling, Machine Learning Algorithms, Machine Learning, Data Science, Statistical Hypothesis Testing, Supervised Learning, Statistical Methods, Data Structures
Beginner · Course · 1 - 4 Weeks

Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Dashboard, Interactive Data Visualization, Data Analysis Expressions (DAX), Business Reporting, Data Governance, Data Modeling, Data Transformation, Data Management, Data Manipulation, Role-Based Access Control (RBAC), Data Security, Data Cleansing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: DevSecOps, AI Security, Cyber Operations, Threat Modeling, Zero Trust Network Access
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Software Documentation, Java, Back-End Web Development, Application Programming Interface (API), Secure Coding, Databases, Data Persistence, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Music, Music Theory, Aesthetics, World Music, Cultural Diversity, Psychology, Physiology, Biology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Data Warehousing, SQL, Google Cloud Platform, Data Processing, Data Quality, Apache Spark, Generative AI, Big Data, Serverless Computing, Model Evaluation, Machine Learning, Exploratory Data Analysis, Time Series Analysis and Forecasting, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Software-Defined Networking, Wide Area Networks, Virtual Networking, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routing, Network Architecture, Network Monitoring, Network Planning And Design, Computer Networking, Virtual Private Networks (VPN), Border Gateway Protocol, Network Performance Management, Network Security, Network Administration, Firewall, Network Infrastructure, Amazon Web Services, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: User Provisioning, Azure Active Directory, Cloud Security, Security Information and Event Management (SIEM), Identity and Access Management, Role-Based Access Control (RBAC), Security Controls, Multi-Factor Authentication, Authorization (Computing), Authentications, Continuous Monitoring, Threat Detection, Incident Response, General Data Protection Regulation (GDPR), Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Unreal Engine, 3D Assets, Computer Graphics, Computer Graphic Techniques
Intermediate · Course · 1 - 3 Months