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.

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Civil Engineering, Engineering Analysis, Engineering Design Process, Mechanics, Materials science, Applied Mathematics
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Mathematics Education, Systems Of Measurement, Arithmetic, Geometry, Logical Reasoning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Apache, Web Design, Front-End Web Development, PHP (Scripting Language), Application Servers, User Interface and User Experience (UI/UX) Design, Full-Stack Web Development, HTML and CSS, Web Development, UI Components, Web Servers, Email Automation, Usability, Development Testing, Interactive Design, Java Platform Enterprise Edition (J2EE), Web Analytics and SEO
Beginner · Specialization · 1 - 3 Months
École Polytechnique
Skills you'll gain: Semiconductors, Materials science, Energy and Utilities, Electrical Systems, Sustainable Technologies, Electronic Systems, Chemistry, Physics
Advanced · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Ideation, Verification And Validation, Succession Planning, LLM Application, Productivity, OpenAI, Business Writing, Responsible AI, Generative AI, AI Enablement, Leadership, Meeting Facilitation, Organizational Leadership, Leadership and Management, Creativity, Problem Solving, Risk Management
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Dashboard, Data Visualization Software, Plotly, Data Visualization, Model Evaluation, Interactive Data Visualization, Data Transformation, Data Analysis, Data Cleansing, Data Manipulation, Pandas (Python Package), Data Presentation, Predictive Modeling, Data Science, Data Import/Export, Programming Principles, Web Scraping, Python Programming, Machine Learning
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Music Theory, Music, Musical Composition, Instrumental Music, Music Performance
Beginner · Course · 1 - 3 Months

Deep Teaching Solutions
Skills you'll gain: Learning Strategies, Time Management, Willingness To Learn, Productivity, Growth Mindedness, Mental Concentration, Creativity, Self-Discipline, Cognitive flexibility, Stress Management, Adaptability
Beginner · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Political Sciences, Culture, Ancient History, Governance, Intercultural Competence, World History, Cultural Diversity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Branding, Content Creation, Target Audience, Presentations, Customer Engagement, Social Media Content, Brand Awareness, Creativity, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JavaScript Frameworks, Vue.JS, Front-End Web Development, Responsive Web Design, React.js, Web Development Tools, Application Programming Interface (API), HTML and CSS, Angular, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Semiconductors, Display Devices, Computer Displays, Electronics, Electronic Components, Electrical Engineering, Materials science, Chemistry
Intermediate · Course · 1 - 3 Months