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.

The Hong Kong University of Science and Technology
Skills you'll gain: Arithmetic, Geometry, Mathematical Theory & Analysis, Advanced Mathematics, Combinatorics, Algebra, General Mathematics, Applied Mathematics, Biology
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Unit Testing, Data Structures, Java, JUnit, Performance Tuning, Debugging, Algorithms, Object Oriented Programming (OOP), Theoretical Computer Science, Unstructured Data
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Digital Signal Processing, Image Analysis, Computer Vision, Visualization (Computer Graphics), Matlab, Mathematical Modeling, Color Theory, Applied Mathematics
Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Regression Analysis, Data Storytelling, Logistic Regression, Classification And Regression Tree (CART), Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Statistical Software, Correlation Analysis, Exploratory Data Analysis, Data Manipulation, Decision Tree Learning, Data Presentation, Data Management, Data Analysis, Data Visualization, Model Evaluation, Statistical Methods, Machine Learning, Statistics
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Application Security, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Amazon Web Services, SQL, Operating Systems, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Influencing, Negotiation, Leadership, Conflict Management, Persuasive Communication, Leadership Development, Professional Development, Business Leadership, Communication, Initiative and Leadership, Empowerment, Personal Development, Leadership and Management, Cooperation, Communication Strategies, Team Building, Constructive Feedback, Decision Making, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Università Bocconi
Skills you'll gain: Leadership and Management, Business Management, Team Management, Brand Management, Leadership Studies, Brand Strategy, Innovation, Art History, Fundraising, Data-Driven Decision-Making, Customer Relationship Management, Marketing, Customer experience improvement
Mixed · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Web Services, Cloud Computing, Cloud Computing Architecture, Cloud Storage, Cloud Infrastructure, Cloud Applications, Google Cloud Platform, Flask (Web Framework), Distributed Computing, Containerization, Software Architecture, Docker (Software), Virtualization, Restful API, JSON, Microservices, Scalability, Extensible Markup Language (XML), API Design, Computer Architecture
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, High Voltage, Applied Mathematics, Power Electronics, Automation Engineering, Basic Electrical Systems, Electrical Engineering, Low Voltage, Process Control, Mathematical Modeling, Matlab, Three-Phase
Intermediate · Specialization · 3 - 6 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

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Ubuntu, Routing Protocols, Database Design, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Database Theory, Web Design and Development, Cascading Style Sheets (CSS), Web Development, Data Structures, Python Programming, Data Analysis, Software Development
Beginner · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Organizational Change, Project Closure, Revenue Recognition, Agile Methodology, Waterfall Methodology, Organizational Structure, Organizational Leadership, Accrual Accounting, Project Planning, Organizational Strategy, Project Management Life Cycle, Business Ethics, Change Management, Cash Flows, Sprint Retrospectives, Accounting, Project Implementation, Financial Statements, Financial Accounting, Project Management
Build toward a degree
Beginner · Specialization · 3 - 6 Months