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.

LearnQuest
Skills you'll gain: Model Evaluation, Random Forest Algorithm, Keras (Neural Network Library), Tensorflow, Deep Learning, Artificial Neural Networks, Decision Tree Learning, Scikit Learn (Machine Learning Library), Machine Learning, Regression Analysis, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks
University of Leeds
Skills you'll gain: Data Presentation, Data Storytelling, Data Visualization, Technical Communication, Scientific Visualization, Infographics, Data Visualization Software, Technical Writing, Statistical Visualization, Communication, Writing, Generative AI, Responsible AI
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Robotics, Data Mapping, Real-Time Operating Systems, Simulations, Linear Algebra, Python Programming, Algorithms, Computer Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Negotiation, Leadership, Organizational Leadership, Agile Project Management, Leadership and Management, Agile Methodology, Decision Making, Meeting Facilitation, Collaboration, Cross-Functional Team Leadership, Continuous Improvement Process, Cross-Functional Collaboration, Adaptability, Change Management, Organizational Change, Goal Setting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Amazon Web Services
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, JSON, Package and Software Management, Authorization (Computing), Web Scraping, Application Programming Interface (API), Python Programming, Authentications, Object Oriented Programming (OOP), Data Processing, Simulations, Data Management, Probability & Statistics
Intermediate · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Climate Change Mitigation, Environment, Climate Change Adaptation, Physical Science, Sustainable Development, Physics, Mathematical Modeling, Thermal Management, Environmental Science, Simulations, Energy and Utilities, Chemistry
Mixed · Course · 1 - 3 Months

Niel Asher Education
Skills you'll gain: Sports Medicine, Physical Therapy, Respiratory Therapy, Exercise Therapy, Biology, Mindfulness, Orthopedics, Athletic Training, Manual Therapy, Neurology, Medical Terminology, Self-Awareness, Spatial Analysis
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Oral Expression, Design Elements And Principles, Design Strategies, English Language, Language Learning
Mixed · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Model Context Protocol, Agentic Workflows, AI Orchestration, Generative AI Agents, Anthropic Claude, Prompt Engineering, Tool Calling, Generative AI, Automation, Scalability, Application Programming Interface (API), Servers, Python Programming
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Corporate Accounting, Investments, Financial Accounting, Business Valuation, Accounting, Financial Reporting, Financial Statement Analysis, Consolidation, Financial Statements
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electronic Medical Record, Patient Registration, Medical Records, Health Information Management, Patient Safety, Data Cleansing, Medical Privacy, Reconciliation, Records Management, Record Keeping, Data Validation, Data Integrity, Clinical Data Management, Consolidation, Data Quality, Quality Assurance
Beginner · Course · 1 - 4 Weeks