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.

Tsinghua University
Skills you'll gain: Intercultural Competence, Cultural Diversity, Mental Health, Learning Strategies, Emotional Intelligence, English Language, Empathy, Communication Strategies, Grammar, Higher Education, Vocabulary
Intermediate · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Robotics, Control Systems, Artificial Intelligence, Automation, Graph Theory, Algorithms, Virtual Environment, Simulation and Simulation Software, Mathematical Modeling, Data Structures, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Sustainable Development, Sustainability Reporting, Waste Minimization, Sustainability Standards, Interactive Learning, Sustainable Business, Sustainable Architecture, Sustainable Technologies, Corporate Sustainability, Training Programs, Construction, Student Engagement, Environmental Issue, Key Performance Indicators (KPIs), Environmental Engineering, Goal Setting, Climate Change Adaptation, Problem Solving, Professional Development, Business Communication
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Selenium (Software), Software Testing, Security Testing, Test Automation, Performance Testing, Functional Testing, Test Script Development, Test Tools, Test Execution Engine, Test Planning, Application Security, Mobile Development, Browser Compatibility
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, MITRE ATT&CK Framework, Threat Management, Cybersecurity, Cyber Security Strategy, Application Security, Threat Detection, Security Strategy, Microsoft Azure, Cloud Security, Internet Of Things, Secure Coding, Network Security, Vulnerability Assessments, Identity and Access Management, Asset Management
Beginner · Course · 1 - 4 Weeks

University of Houston
Skills you'll gain: Storyboarding, Storytelling, Digital pedagogy, Content Creation, Video Editing, Multimedia, Photo Editing, Scripting, Peer Review, Music
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Ethics, Security Awareness, Computer Security Awareness Training, Ethical Standards And Conduct, Cybersecurity, Information Technology, Responsible AI, Information Privacy, Social Impact, Media and Communications, Personally Identifiable Information, Artificial Intelligence, General Data Protection Regulation (GDPR)
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Professional Networking, Interviewing Skills, Professional Development, Presentations, Data Science, Company, Product, and Service Knowledge, Recruitment, Writing, Business Research, Portfolio Management, Data Analysis, Job Analysis, Problem Solving, Communication, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Data Transformation, Debugging
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Return On Investment, Investments, Payment Systems, Transaction Processing, Income Tax, Digital Assets, FinTech, Business-To-Consumer, E-Commerce
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Style Guides, Animation and Game Design, Design, Peer Review, Color Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Animations, 3D Modeling, 3D Assets, Computer Graphics, Simulations, Timelines
Intermediate · Course · 3 - 6 Months