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: User Feedback, Functional Testing, Root Cause Analysis, UI/UX Research, Experience Design, User Experience, Problem Management, User Interface (UI) Design, Integration Testing, Application Development, Network Troubleshooting, Investigation
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Ethics, Artificial Intelligence, Research, Natural Language Processing, Big Data, AI Enablement, Research Methodologies, Social Sciences, Applied Machine Learning, Responsible AI, Analytics, Machine Learning, Data Mining, Ethical Standards And Conduct, Algorithms
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Algorithms
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Amazon Elastic Compute Cloud, Information Technology, Cloud Computing, Public Cloud, IT Infrastructure, Amazon S3, General Networking, Network Security, Web Servers, Operating Systems, Servers, Data Centers, Hypertext Markup Language (HTML), Computer Hardware, Javascript, Data Analysis, Project Management
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Prototyping, 3D Modeling, Industrial Design, Computer-Aided Design, Manufacturing Processes, Cost Estimation, Research and Design, Materials science, Mechanical Engineering, Electronics
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Process Mapping, Process Analysis, Process Improvement, Business Modeling, Business Process, Organizational Structure, Project Design, Project Management, Business Management, Operations Management, Organizational Strategy, Leadership and Management, Strategic Planning, Innovation
Mixed · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Software Design Patterns, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Risk Analysis, Risk Management, Business Risk Management, Enterprise Risk Management (ERM), Business Analysis, Portfolio Management, Solution Design, Project Implementation, Solution Architecture, Business Solutions, Business Strategy, Cost Benefit Analysis, Change Management, Systems Integration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management, Risk Management Framework, Infrastructure Security, Safety Assurance, Threat Modeling, Information Systems Security, Security Controls, Security Engineering, Security Requirements Analysis, Safety and Security, Safety Standards, Cybersecurity, Cyber Security Strategy, Continuous Monitoring, Cyber Risk, Hardening, Vulnerability Assessments, Cyber Security Policies, Cyber Security Assessment, Industrial Design
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Bootstrap (Front-End Framework), Web Applications, Web Development Tools, Microsoft Azure, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Infrastructure as Code (IaC), Data Governance, AWS Identity and Access Management (IAM), Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Key Management, Security Controls, Amazon S3, Continuous Monitoring, Firewall, System Monitoring
Intermediate · Course · 1 - 4 Weeks