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.

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Coordination, Professional Networking, Labor Compliance, Communication, Organizational Skills, Branding, Diversity and Inclusion
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: TCP/IP, Network Architecture, Network Routers, Networking Hardware, General Networking, Network Security, Dynamic Host Configuration Protocol (DHCP), Network Infrastructure, Network Troubleshooting, Computer Networking, Network Protocols, Network Switches, Virtual Local Area Network (VLAN), Scalability
Beginner · Course · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: White-Box Testing, Acceptance Testing, Software Development Methodologies, Configuration Management, Debugging, Software Development Life Cycle, Software Testing, Software Development, Software Engineering, Unified Modeling Language, System Testing, Integration Testing, User Acceptance Testing (UAT), Unit Testing, Secure Coding, Test Case, Requirements Analysis, Waterfall Methodology, Agile Methodology, Project Management
Intermediate · Course · 1 - 3 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Jenkins, CI/CD, Continuous Integration, DevOps, Continuous Delivery, Build Tools, Software Development, Docker (Software), Application Deployment, Software Installation
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Bayesian Statistics, Statistical Modeling, Statistical Methods, Model Evaluation, Markov Model, Statistical Analysis, Regression Analysis, R Programming, Data Analysis, Probability Distribution
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Parent Communication, Student Engagement, Community Outreach, Teaching, Cultural Diversity, Instructional Strategies, Cultural Sensitivity, Case Studies, Diversity Awareness, Collaboration
Mixed · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Blended Learning, Digital pedagogy, Education Software and Technology, Learning Management Systems, Student-Centred Learning, Emerging Technologies, Innovation
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Threat Modeling, Network Security, Cybersecurity, Threat Management, Cloud Security, Malware Protection, Cyber Attacks, Threat Detection, Hardening, Application Security, Information Systems Security, Intrusion Detection and Prevention, Disaster Recovery, Security Controls, Remote Access Systems, Systems Architecture, Data Security, Information Assurance, Encryption
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: UI/UX Research, Prototyping, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, AI Personalization, User Experience Design, Usability, Figma (Design Software), User Research, Web Content Accessibility Guidelines, Data Storytelling, Interactive Design, Generative AI, Design Strategies, UI Components, User Experience, User Centered Design, Wireframing, Adobe XD, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Policy, Climate Change Adaptation, Policy Analysis, Environmental Policy, Social Determinants Of Health, Health Systems, Environmental Issue, Sustainable Development, Climate Change Mitigation, Policy Development, Public Health, Environmental Science, International Relations, Governance, Research
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Positivity, Optimism, Empowerment, Growth Mindedness, Independent Thinking, Resilience, Self-Motivation, Personal Development, Self-Awareness, Professional Development, Mindfulness, Stress Management
Mixed · Course · 1 - 3 Months