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: C and C++, Object Oriented Programming (OOP), C++ (Programming Language), Data Validation, Object Oriented Design, Computer Programming, Programming Principles, Computer Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Business Process Automation, Automation, Project Management Software, Workflow Management, Process Design, Issue Tracking, Project Management, Project Planning
Intermediate · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Legal Technology, Responsible AI, AI Enablement, Artificial Intelligence, Critical Thinking, Experimentation, Advocacy, Legal Strategy, AI Workflows, Generative AI, ChatGPT, Prompt Engineering, Creativity, Communication
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Policy Analysis, Public Policies, Economics, Policy, and Social Studies, Policy Development, Environmental Policy, Program Evaluation, Governance, Immigration Law, Research Methodologies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: UI Components, ASP.NET, JavaScript Frameworks, C# (Programming Language), Application Programming Interface (API), Web Applications, Full-Stack Web Development, Restful API, Cloud Deployment, .NET Framework, Microsoft Azure, Back-End Web Development, Object-Relational Mapping, Application Frameworks, Network Routing, Cloud Applications, Server Side, Javascript, Application Deployment, Authentications
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Environment, Environmental Issue, Environmental Science, Life Sciences, Biology, Environmental Resource Management, Natural Resource Management, Sustainable Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Database Management, Apache Hadoop, Query Languages, Big Data, Databases, SQL, Data Access, Distributed Computing, Performance Tuning, Data Processing, Data Integrity, Authorization (Computing), Data Storage Technologies, File Systems, Algorithms
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Investments, Portfolio Management, Finance, Return On Investment, Behavioral Economics, Equities, Financial Market, Asset Management, Portfolio Risk, Performance Analysis, Income Tax, Decision Making, Benchmarking
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, Sustainable Design, Climate Change Adaptation, Demography, Environmental Issue, Traffic Flow Optimization, Pollution Prevention, Environmental Engineering
Mixed · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Computer Programming, Programming Principles, Maintainability, Prototyping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux, Linux Administration, File Systems, Ubuntu, Remote Access Systems, Operating System Administration, Linux Commands, File Management, Red Hat Enterprise Linux, System Configuration, Unix, Software Installation, Command-Line Interface, Operating Systems, Unix Commands, Systems Administration, Authorization (Computing), Virtualization, Virtual Machines, Open Source Technology
Beginner · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Financial Trading, Data Pipelines, Applied Machine Learning, Technical Analysis, Machine Learning, Securities Trading, Statistical Machine Learning, Market Trend, Financial Market, Deep Learning, Python Programming, Predictive Modeling, Model Evaluation, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 3 Months