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 Colorado Boulder
Skills you'll gain: Physics, Physical Science, Materials science, Semiconductors, Chemistry, Mechanics, Advanced Mathematics, Mathematical Modeling, Computational Thinking, Simulations, Applied Mathematics, Calculus
Beginner · Specialization · 1 - 3 Months

Multiple educators
Skills you'll gain: Dashboard, Pseudocode, Jupyter, Algorithms, Data Literacy, Data Mining, Pandas (Python Package), Data Presentation, Correlation Analysis, Web Scraping, NumPy, Data Import/Export, Probability & Statistics, Programming Principles, Predictive Modeling, Computer Programming Tools, Data Science, Unsupervised Learning, Machine Learning, Project Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Branding, Brand Strategy, Brand Awareness, Marketing Design, Target Audience, Customer Insights, Marketing, Content Creation, User Research, Goal Setting, Promotional Strategies, Social Media, Persona Development, Marketing Strategies, Customer Analysis, Digital Marketing
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Materials science, Semiconductors, Thermal Management, Electrical Engineering, Engineering, Manufacturing Processes, Chemical Engineering, Electronic Components, Chemistry, Physics
Mixed · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: Computer Aided Three-Dimensional Interactive Application (CATIA), Drafting and Engineering Design, Mechanical Design, Engineering Drawings, Issue Tracking, Technical Drawing, Mechanical Drawings, Assembly Drawing, 3D Modeling, Computer-Aided Design, Collaborative Software, Document Management, Mechanical Engineering, Product Lifecycle Management, Geometric Dimensioning And Tolerancing, Product Engineering, Microsoft Office, Team Building, 3D Assets, Product Family Engineering
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Oil and Gas, Climate Change Programs, Environment, Governance, Energy and Utilities, Environmental Science, Environmental Monitoring, Physical Science, International Relations, Environmental Policy, Socioeconomics, Natural Resource Management, Hydrology, Economics, Cultural Diversity, Climate Change Adaptation, Geographic Information Systems, Mathematical Modeling, Transportation Operations, Social Studies
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Prompt Engineering, Anthropic Claude, Responsible AI, Cloud Applications, Multimodal Prompts, LLM Application, OpenAI, HTML and CSS, Cloud API, ChatGPT, Application Deployment, Mobile Development, API Gateway, Web Applications, Generative AI, Data Ethics, Application Programming Interface (API), Cloud Computing, Debugging, Artificial Intelligence
Intermediate · Specialization · 1 - 3 Months
Macquarie University
Skills you'll gain: Microsoft Excel, Dashboard, Excel Formulas, Spreadsheet Software, Data Visualization, Excel Macros, Data Validation, Data Cleansing, Data Analysis Expressions (DAX), Data Modeling, Financial Forecasting, Data Management, Business Intelligence Software, Consolidation, Data Integrity, Data Entry, Business Reporting, Productivity Software, Financial Modeling, Loans
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Command-Line Interface, Application Security, Electronics, Control Systems, System Configuration, Hardware Design, Python Programming, Software Installation, Peripheral Devices
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Productivity, Brand Strategy, Market Research, Professional Networking, Time Management, Branding, Target Audience, Business Modeling, Social Media, Prioritization, Competitive Analysis, Photo/Video Production and Technology, Promotional Materials, Goal Setting, Business Strategy, Marketing Materials, Business Planning, Recruitment, Presentations, Marketing
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Video Editing, Editing, Video Production, Post-Production, Storytelling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Ajax, Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Unit Testing, UI Components, User Interface and User Experience (UI/UX) Design, Web Development, Front-End Web Development, Mobile Development, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months