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.

Rice University
Skills you'll gain: Presentations, Technical Communication, Verbal Communication Skills, Executive Presence, Public Speaking, Engineering Documentation, Business Communication, Concision, Crisis Management, Scientific Visualization, Persuasive Communication, Interpersonal Communications, Communication, Meeting Facilitation, Electronic Media, Communication Strategies, Intercultural Competence, Report Writing, Writing, Engineering Management
Beginner · Specialization · 3 - 6 Months

Politecnico di Milano
Skills you'll gain: Water Sustainability, Water Resource Management, Environmental Engineering, Water Quality, Civil Engineering, Sustainable Engineering, Energy and Utilities, Sustainable Technologies, Climate Change Adaptation, Environment and Resource Management, Biotechnology
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Integral Calculus, Numerical Analysis, Calculus, Probability, Applied Mathematics, Advanced Mathematics, Geometry, Mathematical Modeling
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Workflow Management, Jira (Software), Product Roadmaps, Backlogs, Kanban Principles, Project Coordination, Agile Software Development, Agile Methodology, Issue Tracking, Agile Project Management, Project Management Software, Work Order
Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: Political Sciences, Public Affairs, European History, Public History, Advocacy, Persuasive Communication, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Angular, UI Components, Web Development Tools, JavaScript Frameworks, User Interface (UI), Routing Protocols, TypeScript, Cascading Style Sheets (CSS)
Beginner · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: Entrepreneurship, Philanthropy, Corporate Sustainability, Business Ethics, Stakeholder Management, Social Impact, Environmental Social And Corporate Governance (ESG), Stakeholder Analysis, Environmental Issue, Business Modeling, Business Strategy, Business, Financial Systems
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, UI Components, Cascading Style Sheets (CSS), Layout Design, Web Development, Usability, Prototyping, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Communication, Business Communication, Intercultural Competence, Teamwork, Professional Development, Telecommuting, Adaptability, Self-Awareness, Demography
Beginner · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Agile Project Management, Project Management Life Cycle, Negotiation, Team Management, Project Risk Management, Agile Methodology, Resource Allocation, Emotional Intelligence, Project Planning, Team Building, Leadership, Resource Management, Risk Analysis, Project Management Institute (PMI) Methodology, Project Management, Leadership and Management, Project Schedules, Project Scoping, Coordination, Sprint Planning
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Arithmetic, Logical Reasoning, Quantitative Research, Estimation, Applied Mathematics, Advanced Mathematics, Algebra, Complex Problem Solving, General Mathematics
Beginner · Course · 1 - 4 Weeks

The University of Hong Kong
Skills you'll gain: Instructional Design, Curriculum Development, Lesson Planning, Pedagogy, Teaching, Course Development, Instructional Strategies, Student Engagement, Higher Education, Learning Theory
Beginner · Course · 1 - 3 Months