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, Environmental Monitoring, Physical Science, Hydrology, Environmental Science, Climate Change Adaptation, Geographic Information Systems, Social Studies, World History, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Google Sheets, Scripting, Google Workspace, Gmail, Google App Engine, Productivity Software, Automation, Data Access, HTML and CSS, Javascript, Supplier Relationship Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Design Elements And Principles, Growth Mindedness, Goal Setting, Personal Development, Detail Oriented
Mixed · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electric Power Systems, Simulation and Simulation Software, Energy and Utilities, Electrical Systems, Power Electronics, Sustainable Technologies, Semiconductors, Scalability, Emerging Technologies, Innovation, Cost Estimation, Environment, Matlab
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Electrical Power, Electrical Systems, Electric Power Systems, Energy and Utilities, Basic Electrical Systems, Sustainable Systems, Technology Solutions, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Generative AI Agents, LLM Application, Productivity, OpenAI, Java, Agentic systems, Generative AI, Artificial Intelligence, Large Language Modeling, JUnit, Artificial Intelligence and Machine Learning (AI/ML), Creative Thinking, Creative Problem-Solving, Document Management, Secure Coding, Business Logic, Problem Solving
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Data Literacy, Decision Making, Data Analysis, Analytical Skills, Case Studies, Logical Reasoning, Data-Driven Decision-Making, Deductive Reasoning, Data Presentation, Data Visualization, Complex Problem Solving, Numerical Analysis
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Videography, Video Production, Photo/Video Production and Technology, Photography, Storyboarding, Storytelling, Media Production, Post-Production, Multimedia, Creativity, Content Creation, Image Quality, Color Theory, Aesthetics
Beginner · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Network Routing, Supply And Demand, Network Analysis, Operations Research, Network Model, Mathematical Modeling, Capacity Management, Behavioral Economics, Game Theory, Economics, Algorithms, Applied Mathematics
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Production Process, Engineering, Scientific, and Technical Instruments, Basic Electrical Systems, Test Equipment, Electrical Engineering, Electronic Systems, Manufacturing Processes, Process Control, Laboratory Equipment, Materials science, Engineering Calculations, Applied Mathematics
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Autodesk Revit, Building Information Modeling, Document Management, Construction, Engineering Documentation, Architectural Drawing, Project Coordination, Computer-Aided Design, Digital Transformation, Architectural Design, Collaboration, 3D Modeling, Data Management, Data Modeling, Coordination, Data Visualization
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Embedded Systems, Verification And Validation, Software Design, System Design and Implementation, Software Technical Review, Performance Testing, Computer Vision, Linux, Requirements Analysis, Debugging
Advanced · Course · 1 - 3 Months