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.

Tecnológico de Monterrey
Skills you'll gain: Organizational Leadership, Stress Management, Leadership, Influencing, Motivational Skills, Leadership Development, Industrial and Organizational Psychology, Leadership and Management, Business Leadership, Strategic Leadership, Job Analysis, Business Ethics, Employee Engagement, Persuasive Communication, Emotional Intelligence, Professional Networking, Empowerment
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Game Theory, Mathematical Modeling, Political Sciences, Combinatorics, Social Sciences, Probability, Applied Mathematics, Critical Thinking, General Mathematics, Statistical Analysis
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Cloud Development, Version Control, Integrated Development Environments, Cloud Computing Architecture, GitHub, Cloud Computing, Application Development, Android (Operating System), Amazon Web Services, Software Design Documents, System Design and Implementation, Internet Of Things, Unit Testing, Android Studio, Telecommunications, Embedded Software, Mobile Development, Visualization (Computer Graphics), Computer Vision
Intermediate · Specialization · 3 - 6 Months

University of Geneva
Skills you'll gain: Simulations, Python Programming, Statistical Methods, Numerical Analysis, Mathematical Modeling, Probability Distribution, Mechanics, Physics
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Cybersecurity, Arithmetic, Algorithms, Theoretical Computer Science, Computational Thinking, Algebra, Python Programming
Beginner · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, OpenAI, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Artificial Intelligence, Model Evaluation, Responsible AI, AI Security, Decision Making
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Research Design, Statistical Analysis, Data Ethics, Statistical Modeling, Data Science, Data Analysis, Quantitative Research, Regression Analysis, Probability & Statistics, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Environmental Laws, Environment, Environmental Policy, Sustainable Development, Environmental Issue, Environmental Regulations, Risk Management, Sanitation, Hazard Analysis, Public Health, Water Resources, Environmental Monitoring, Epidemiology, Water Quality, Pollution Prevention, Climate Change Mitigation
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Integrated Development Environments, Computer Architecture, Hardware Architecture, Software Development, Embedded Systems, Debugging, Verification And Validation, System Design and Implementation, Simulations, System Configuration
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Editing, Content Development and Management, Proofreading, Public Relations, Content Creation, Writing and Editing, Content Management, Web Content, Marketing and Public Relations, Content Management Systems, Press Releases, Content Strategy, Social Media Content, Blogs, AI Enablement, Workflow Management
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Microarchitecture, Hardware Design, Computer Architecture, Embedded Systems, Hardware Architecture, Electronic Systems, Electronic Components, Performance Tuning, Application Design, Peripheral Devices, Digital Design
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Media Strategy, Social Media Campaigns, Social Media Marketing, Marketing Communications, Digital Media Strategy, Marketing Planning, Customer Insights, Content Performance Analysis, Driving engagement, Plan Execution, Earned Media, Content Creation, Content Strategy, Owned Media, Paid media, Goal Setting
Intermediate · Course · 1 - 4 Weeks