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.

Rice University
Skills you'll gain: Growth Mindedness, Stress Management, Resilience, Mindfulness, Personal Development, Self-Awareness, Mental Health, Personal Attributes, Positivity, Emotional Intelligence, Behavioral Health
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Computing Architecture, Cloud Services, Cloud Deployment, Generative AI, Cloud Security, Cloud Infrastructure, Cybersecurity, Cloud Platforms, Cloud Computing, Data Storage, Peripheral Devices, Computer Hardware, Cyber Attacks, System Configuration, Artificial Intelligence, Cloud Storage, OSI Models, General Networking, Data Security, Test Planning
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Algorithms, Network Routing, Network Model, Graph Theory, Operations Research, Theoretical Computer Science, Network Analysis, Data Structures, Computational Thinking, Linear Algebra, Computer Science, Big Data, Python Programming, Programming Principles, Computational Logic, Probability & Statistics
Advanced · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Data Visualization Software, Visualization (Computer Graphics), Programming Principles, Computer Graphics, Solution Design, Computational Thinking, Graphing, Verification And Validation, Development Environment, Software Visualization, Graphic and Visual Design, Data Presentation, Application Design, Data Validation, C and C++, Program Development
Beginner · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Sustainable Design, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Business, Sustainability Reporting, Sustainable Engineering, Sustainable Development, Business Ethics, Sustainability Standards, Sustainable Systems, Operations Management, Supply Chain Management, Supply Chain Planning, Supply Chain, Manufacturing Operations, Strategic Sourcing, Supply Chain Systems, Procurement, Supplier Relationship Management, Product Design
Build toward a degree
Beginner · Specialization · 1 - 3 Months
Duke University
Skills you'll gain: Spatial Analysis, Neurology, Human Learning, Psychology, Computational Thinking, Visual Impairment Education, Experimentation, Anatomy, Laboratory Research, Physiology, Biology, Magnetic Resonance Imaging
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Artificial Intelligence and Machine Learning (AI/ML), Sampling (Statistics), Statistical Methods, Model Deployment, Statistical Modeling, Human Machine Interfaces, Performance Metric, Performance Analysis, Applied Machine Learning, Anomaly Detection, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Cultural Diversity, Community Development, Cultural Responsiveness, Culture, European History, Social Studies, World History, Art History, Economic Development, Ancient History, International Relations, Policty Analysis, Research, and Development, Political Sciences
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Manufacturing Processes, Materials science, Process Engineering, Manufacturing Operations, Production Process, Equipment Design, Laboratory Experience, Experimentation, Prototyping, Process Development, Analytical Testing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Process Control, Machine Controls, Engineering, Scientific, and Technical Instruments, Automation Engineering, Manufacturing Processes, Embedded Software, Electrical and Computer Engineering, Embedded Systems, Electronics, Semiconductors, Laboratory Equipment, Electronics Engineering, Test Equipment, Medical Devices, Performance Tuning, Electronic Components, Mechanical Design, Product Testing, Mathematical Modeling
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Problem Solving, Computational Thinking, Computer Vision, Game Theory, Image Analysis, Probability, Artificial Neural Networks, Mathematical Modeling, Deductive Reasoning, Convolutional Neural Networks, Algorithms, Human Development, Analytical Skills, Behavioral Economics, Artificial Intelligence and Machine Learning (AI/ML), Computer Graphics, Artificial Intelligence, Psychology, Human Learning, Theoretical Computer Science
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: LangChain, Prompt Engineering, LLM Application, LangGraph, OpenAI API, Generative AI Agents, Agentic systems, AI Workflows, Large Language Modeling, Hugging Face, OpenAI, ChatGPT, Embeddings, Artificial Intelligence and Machine Learning (AI/ML), Development Environment, Application Development, Program Development, Retrieval-Augmented Generation, Artificial Intelligence, Data Processing
Intermediate · Specialization · 3 - 6 Months