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.

Illinois Tech
Skills you'll gain: Virtualization, Cloud-Native Computing, Network Security, Cloud Computing, Amazon Web Services, Infrastructure as Code (IaC), Cloud Computing Architecture, Virtual Machines, Network Troubleshooting, Cloud Storage, Hyper-V, Software-Defined Networking, Cloud Infrastructure, VMware ESX Servers, Network Monitoring, Threat Modeling, TCP/IP, Data Centers, Data Storage, Cloud Security
Build toward a degree
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Tactfulness, Public Speaking, Storytelling, Verbal Communication Skills, Persuasive Communication, Non-Verbal Communication, Communication, Cognitive flexibility, Presentations, Ingenuity, Interpersonal Communications, Communication Strategies, Empathy, Composure, Social Skills, Professionalism, Active Listening, Optimism, Driving engagement, Creativity
Beginner · Specialization · 3 - 6 Months
Duke University
Skills you'll gain: Data Storytelling, Dashboard, Tableau Software, Data Visualization, Business Analytics, Business Process, Business Process Improvement, Presentations, Data Visualization Software, Data Analysis, Visualization (Computer Graphics), Stakeholder Communications, Data Manipulation
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Git (Version Control System), Version Control, Integrated Development Environments, Eclipse (Software), Application Lifecycle Management, Release Management, Collaborative Software, Code Review
Intermediate · Course · 1 - 4 Weeks

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

Johns Hopkins University
Skills you'll gain: Data Visualization, Network Analysis, Relational Databases, Data Visualization Software, Social Network Analysis, Data Storytelling, Database Theory, Data Analysis, Data Manipulation, Human Factors, Innovation
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Finite Element Methods, Semiconductors, Electronics Engineering, Electronic Systems, Computer Architecture, Manufacturing Processes, Process Engineering, Emerging Technologies, Simulation and Simulation Software, Mathematical Modeling, Electronic Components, Micrometer, Artificial Intelligence
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, Application Security, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Universiteit Leiden
Skills you'll gain: Political Sciences, International Relations, Sustainable Development, Socioeconomics, Economic Development, Governance, Policty Analysis, Research, and Development, Economics, Global Marketing, Cultural Diversity, Sociology, Analysis
Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Systems Design, Business Process Modeling, Systems Analysis, Data Modeling, Digital Transformation, Business Process, Risk Management, Workflow Management, Systems Architecture, Business Analysis, Solution Design, Enterprise Resource Planning, Information Technology, Process Flow Diagrams, Business Transformation, Prototyping, Computer Science, Agile Methodology, Product Lifecycle Management, Business Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Product Lifecycle Management, Product Engineering, Conceptual Design, Sustainable Design, Project Planning, Sustainable Engineering, Product Development, Product Management, Product Design, Manufacturing and Production, Design and Product, Risk Management, Design Software, Engineering, Time Management, Internet Of Things, Cross-Functional Collaboration, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Communication
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Logo Design, Color Theory, Graphic Design, Image Quality, Graphic and Visual Design, Creative Design, Design, Design Elements And Principles, Digital Design, File Management
Beginner · Course · 1 - 4 Weeks