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.

Coursera
Skills you'll gain: Web Applications, React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Instagram, Social Media Content, Content Creation, Social Media, Social Media Marketing, Driving engagement, Account Strategy, Growth Strategies, Brand Awareness, Digital Design
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Entrepreneurship, Value Propositions, Fundraising and Crowdsourcing, Business Development, Business Modeling, Market Opportunities, Team Building, Market Analysis, Strategic Planning, Resource Management, Customer Analysis, Leadership
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Professional Networking, SAP Applications, Workforce Development, Company, Product, and Service Knowledge, Enterprise Resource Planning, Interviewing Skills, Goal Setting, Training Programs
Beginner · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Accounts Receivable, Financial Management, Financial Controls, Finance, Business Planning, Business Management, Financial Planning, Entrepreneurship, Working Capital, Cash Flow Forecasting
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Storytelling, Data Presentation, Business Analytics, Data Visualization Software, Presentations, Data-Driven Decision-Making, Statistical Reporting, Data Analysis, Analysis, Technical Communication, Case Studies, Communication
Intermediate · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Electrical Systems, Electric Power Systems, Energy and Utilities, Basic Electrical Systems, Environmental Issue, Sustainable Systems, Technology Solutions, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: English Language, Vocabulary, Oral Comprehension, Language Learning
Beginner · Course · 1 - 3 Months
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Electronics, Software Development Tools, Hardware Architecture, Data Structures, Electronic Hardware, Microarchitecture, Programming Principles, Performance Tuning, Computer Architecture, Control Systems, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: NoSQL, MongoDB, Databases, Apache Cassandra, Distributed Computing, Database Management, Database Architecture and Administration, IBM Cloud, Query Languages, Data Modeling, JSON, Scalability, Data Manipulation
Beginner · Course · 1 - 3 Months

Universidades Anáhuac
Skills you'll gain: Ancient History, Sociology, Culture, Social Sciences, World History, Art History, Anthropology, Cultural Diversity
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: World History, Cultural Diversity, Economic Development, Political Sciences, Cultural Sensitivity, Economics, International Relations, Social Sciences, Diplomacy, Governance
Beginner · Course · 1 - 3 Months