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.

Exploratorium
Skills you'll gain: Developing Training Materials, Collaboration, Creativity, Mechanics, Research, Creative Problem-Solving, Experimentation, Innovation, Mechanical Design, Aesthetics, Construction
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Campaigns, Marketing Strategies, Brand Management, Campaign Management, Marketing, Instagram, Content Creation, Performance Analysis, Email Marketing, Marketing Analytics, Web Analytics, Digital Marketing, Marketing Psychology, Customer Relationship Management, UI/UX Strategy, Digital Advertising, Marketing Strategy and Techniques
Beginner · Specialization · 1 - 3 Months

Council on Foreign Relations
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Environmental Policy, Energy and Utilities, Social Justice, Environmental Issue, Environment, Sustainable Development, Policy Analysis, Public Policies, Emerging Technologies, International Relations, Sustainable Technologies, Diplomacy, Market Dynamics, Sustainable Systems, Environmental Regulations, Ethical Standards And Conduct, Governance, Tax
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Automation, Sustainable Development, Electric Power Systems, Policy Analysis, Socioeconomics, Economics, Policy, and Social Studies, Environmental Issue, Social Impact, Emerging Technologies, Transportation Operations, Health Equity, Sustainability Standards, Social Sciences, Surveys, Climate Change Mitigation, Safety and Security, Augmented and Virtual Reality (AR/VR), Artificial Intelligence, Infrastructure Architecture
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Software Architecture, Software Development Life Cycle, Software Design, Process Driven Development, Software Engineering, Quality Assurance, Systems Development, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Unified Modeling Language
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, Data Infrastructure, Java, Data Structures, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Lifelong Learning, Entrepreneurship, Willingness To Learn, Delegation Skills, Adaptability, Goal Setting, AI Enablement
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: MLOps (Machine Learning Operations), Continuous Delivery, Applied Machine Learning, Google Cloud Platform, Model Deployment, Cloud Applications, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Microsoft Azure, Computer Vision, Application Programming Interface (API), Natural Language Processing, Flask (Web Framework)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Virtual Networking, Network Administration, Network Troubleshooting, TCP/IP, Computer Networking, Local Area Networks, General Networking, Network Switches, Network Routers, Simulations, Configuration Management, Information Technology, Verification And Validation, System Testing
Intermediate · Guided Project · Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Sample Size Determination, Clinical Trials, Clinical Research, Statistical Reporting, Statistical Analysis, Advanced Analytics, Data Analysis, Statistical Methods, Patient Safety, Bayesian Statistics, Data Presentation, Communication
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, Embeddings, Large Language Modeling, Generative AI, Vector Databases, Image Analysis, Applied Machine Learning
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: OpenShift, Kubernetes, Cloud-Native Computing, Cloud Deployment, Application Deployment, Cloud Applications, Containerization, Scalability, Cloud Platforms, Cloud Development, Development Environment, Docker (Software), Cloud Computing, Continuous Deployment, YAML, Virtual Networking, Application Performance Management, Configuration Management, System Monitoring, Network Routing
Intermediate · Specialization · 3 - 6 Months