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 Minnesota
Skills you'll gain: Performance Management, Performance Appraisal, Performance Review, Compensation Management, Compensation Strategy, Compensation and Benefits, Constructive Feedback, Workforce Planning, Human Resource Strategy, Human Resources, Employee Onboarding, Recruitment, Employee Performance Management, Recruitment Strategies, Human Capital, Full Cycle Recruitment, Talent Acquisition, Human Resources Management and Planning, Compensation Analysis, People Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Linear Algebra, Applied Mathematics, Data Science, Data Analysis, Statistical Methods, Algebra, Numerical Analysis
Intermediate · Course · 1 - 3 Months

Stanford University
Skills you'll gain: Game Theory, Mathematical Modeling, Graph Theory, Bayesian Statistics, Behavioral Economics, Probability, Economics, Problem Solving, Algorithms, Probability Distribution
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Storytelling, Liberal Arts, Spanish Language, Literacy, Writing and Editing, Language Competency
Mixed · Course · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Data Analysis Software, Spatial Data Analysis, Image Analysis, Scientific Visualization, Science and Research, Physics, Physical Science, General Science and Research, Scientific Methods, Estimation, Applied Mathematics, Engineering, Scientific, and Technical Instruments
Beginner · Course · 1 - 3 Months

Berklee
Skills you'll gain: Musical Composition, Music Theory, Music Performance, Music, Instrumental Music, Media Production, Writing, Creativity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Electronic Systems, Hardware Design, Application Specific Integrated Circuits, Electronics Engineering, Serial Peripheral Interface, Computational Logic, Electrical Engineering, Computer Architecture, Schematic Diagrams, Semiconductors, Electronic Hardware, Electronics, Electronic Components, Internet Of Things, Embedded Systems, Theoretical Computer Science, Electrical and Computer Engineering, Diagram Design, Programmable Logic Controllers
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: User Story, Information Architecture, UI/UX Research, User Research, User Interface and User Experience (UI/UX) Design, Design Thinking, User Experience, Agile Software Development, Scrum (Software Development), User Centered Design, Agile Methodology, Usability, Usability Testing, Responsive Web Design, User Interface (UI), Figma (Design Software), Wireframing, Design Research, Prototyping, Persona (User Experience)
Beginner · Professional Certificate · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Vibe coding, Generative AI Agents, GitHub, AI Workflows, Software Development Tools, Application Development, Artificial Intelligence, Generative AI, AI Personalization, Code Review, Responsible AI, Software Development, Front-End Web Development, Design Software, React.js, Software Engineering, Web Development, Javascript
Beginner · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Control Systems, Mathematical Modeling, Engineering Calculations, Automation, Applied Mathematics, Predictive Modeling, Systems Design, Systems Analysis
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Sustainable Development, Sustainable Design, Sustainable Technologies, Environmental Resource Management, Sustainable Engineering, Environment, Environmental Science, Resource Utilization, Materials science, Supply And Demand, Economics, Analysis, Consumer Behaviour
Beginner · Course · 1 - 3 Months
The Hong Kong University of Science and Technology
Skills you'll gain: Structural Analysis, Mechanics, Engineering Calculations, Mechanical Engineering, Civil Engineering, Engineering Analysis, Engineering Drawings, Geometry, Algebra, Applied Mathematics
Intermediate · Course · 1 - 3 Months