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.

Skills you'll gain: Network Architecture, Virtualization, Network Infrastructure, Network Planning And Design, Software-Defined Networking, Virtual Private Networks (VPN), Virtualization and Virtual Machines, Network Protocols, Cloud Infrastructure, Local Area Networks, Wireless Networks, Wide Area Networks, Virtual Machines, Network Performance Management
Intermediate · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Performance Measurement, Team Performance Management, Performance Metric, Performance Management, Goal Setting, Smart Goals, Employee Performance Management, Key Performance Indicators (KPIs), Performance Analysis, Performance Reporting, Performance Improvement, Organizational Effectiveness, Productivity, Business Priorities, Organizational Strategy, Analysis
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Court Systems, Civil Law, Legal Proceedings, Litigation and Civil Justice, Property and Real Estate, Economics, Technology Strategies, Compensation Management, Case Studies
Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Regression Analysis, Data Storytelling, Classification And Regression Tree (CART), Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Statistical Software, Correlation Analysis, Exploratory Data Analysis, Data Manipulation, Decision Tree Learning, Data Presentation, Data Management, Data Analysis, Predictive Modeling, Data Visualization, Data Literacy, Statistical Modeling, Machine Learning, Statistics
Beginner · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Compassion, Personal Attributes, Positivity, Empathy, Mental Health, Mental Concentration, Interpersonal Communications, Communication, Emotional Intelligence, Behavioral Health, Cognitive flexibility, Sustainable Development, Social Justice, Persistence
Beginner · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Machine Controls, Control Systems, Automation Engineering, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering Calculations, Engineering, Mechanics, Mechanical Engineering, Artificial Intelligence, Applied Mathematics, Engineering Analysis, Automation, Virtual Environment, Robotic Process Automation, Torque (Physics), Graph Theory, Matlab, Numerical Analysis
Intermediate · Specialization · 3 - 6 Months

Technion - Israel Institute of Technology
Skills you'll gain: Materials science, Semiconductors, Biomedical Engineering, Chemistry, Laboratory Testing, Electronics, Electrical Engineering, Chemical Engineering
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Stormwater Management, Landscape Architecture, Civil Engineering, Environmental Engineering, Sustainable Development, Water Sustainability, Architectural Design, Water Resources, Sustainable Design, Community Development, Environmental Issue
Intermediate · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Life Sciences, Biology, Environment, Taxonomy, Laboratory Research, Science and Research, Scientific Methods, Estimation, Research, Research Methodologies, Medical Imaging, Environmental Science
Beginner · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), React.js, Application Deployment, Application Development, Web Development, HTML and CSS, Cascading Style Sheets (CSS), Responsive Web Design, UI Components
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electronic Systems, Control Systems, Electrical Engineering, Electrical Power, Electronics Engineering, Electronics, Engineering Analysis, Simulations, Simulation and Simulation Software, Mathematical Modeling, Systems Analysis, Electrical Systems, Computer-Aided Design, Matlab, Technical Design, Systems Design, Verification And Validation, Design Specifications, Design Strategies
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Data Modeling, Estimation, Graphing, Mathematical Modeling, Algebra, Cost Estimation, Mathematical Software, Engineering Calculations, Linear Algebra, Trigonometry, Operations Research, Data Analysis, Derivatives, Mathematical Theory & Analysis, Geometry
Intermediate · Specialization · 3 - 6 Months