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 Alberta
Skills you'll gain: Computational Thinking, Video Game Development, Game Design, Programming Principles, Animation and Game Design, Software Quality (SQA/SQC), Problem Solving, Computer Programming, Theoretical Computer Science, Program Development, Software Engineering, Python Programming, Algorithms, Pseudocode, Data Structures, Application Design, Debugging, Problem Management, Computer Science, Functional Testing
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Computational Thinking, Computer Programming Tools, Graph Theory, Mathematical Modeling, Python Programming, Biology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Theoretical Computer Science, Computer Programming, Computational Thinking, Programming Principles, Performance Tuning, Object-Relational Mapping, Computer Programming Tools
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Routing, TCP/IP, Firewall, Google Cloud Platform, Virtual Networking, Private Cloud, Network Administration, Network Infrastructure, Proxy Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Model Deployment, Load Balancing, Large Language Modeling, Containerization, Docker (Software), Generative AI, Model Evaluation, Agentic systems, LangChain, Restful API, Cloud Deployment, Data Ethics, Data Validation, API Design, MLOps (Machine Learning Operations), Image Quality
Intermediate · Professional Certificate · 3 - 6 Months

Illinois Tech
Skills you'll gain: Relational Databases, Database Management, Database Development, SQL, MySQL, Database Design, Transaction Processing, Stored Procedure, Java, Data Structures, Data Integrity, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Copenhagen
Skills you'll gain: Sustainable Development, Public Health, Health Policy, Social Determinants Of Health, Community Development, Gerontology, Landscape Architecture, Climate Change Adaptation, Demography, Environmental Issue, Traffic Flow Optimization, Pollution Prevention
Mixed · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Structural Engineering, Structural Analysis, Mechanical Engineering, Engineering Analysis, Mechanical Design, Torque (Physics), Engineering, Engineering Design Process, Engineering Calculations, Mechanics
Mixed · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Decision Making, Strategic Decision-Making, Risking, Complex Problem Solving, Behavioral Economics, Business Ethics, Psychology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Version Control, Test Script Development, Continuous Integration, Test Execution Engine, Test Tools, Automation, Scripting, Web Scraping, Hypertext Markup Language (HTML), Software Design Patterns, Development Environment, Integrated Development Environments, Debugging, Command-Line Interface, File I/O
Beginner · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Substance Abuse, Social Justice, Health Care, Pharmacology, Public Health, Health Policy, Healthcare Ethics, Public Policies, Policy Analysis, Community Health, Legal Risk, Advocacy, International Relations, Policy Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), React.js, Application Deployment, Application Development, Cloud Deployment, Web Development, Responsive Web Design, Interactive Design, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks