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: Front-End Web Development, Frontend Performance, Responsible AI, Data Ethics, Frontend Integration, Generative AI, Code Review, User Interface and User Experience (UI/UX) Design, Prompt Engineering, Software Documentation, UI/UX Strategy, Test Automation, Test Tools, HTML and CSS
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Petroleum Industry, Oil and Gas, Market Dynamics, Energy and Utilities, Environmental Issue, Economic Development, Economics, Climate Change Mitigation, Manufacturing and Production, Social Studies, Production Process, Natural Resource Management, Risk Management
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Traffic Flow Optimization, Transportation Operations, Supply And Demand, Network Analysis, Network Model, Mathematical Modeling, Game Theory, Graph Theory, Economics, Algorithms, Applied Mathematics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Design, Web Content Accessibility Guidelines, Visualization (Computer Graphics), Computer Graphics, Front-End Web Development, Semantic Web, Web Content, Usability, Javascript, Data Validation
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Crisis Management, Threat Management, Threat Detection, Infrastructure Security, Resilience, Disaster Recovery, Emergency Response, Business Ethics, Engineering Management, Organizational Change, Systems Thinking, Organizational Effectiveness, Public Safety and National Security, Safety and Security, Risk Analysis, Industrial and Organizational Psychology, Complex Problem Solving, Decision Making, Leadership
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Matplotlib, Network Analysis, Social Network Analysis, Feature Engineering, Data Visualization, Pandas (Python Package), Data Visualization Software, Interactive Data Visualization, Model Evaluation, Scientific Visualization, Applied Machine Learning, Supervised Learning, Text Mining, Visualization (Computer Graphics), Data Manipulation, NumPy, Graph Theory, Data Preprocessing, Natural Language Processing, Python Programming
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Materials science, Thermal Management, Mechanical Engineering, Chemical Engineering, Manufacturing Processes, Chemistry
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Data Structures, Data Processing, Data Analysis, Python Programming, Data Manipulation, Software Installation, Development Environment
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Infrastructure, Identity and Access Management, Google Cloud Platform, Prompt Engineering, Application Deployment, Cloud Storage, Kubernetes, Infrastructure As A Service (IaaS), Containerization, Cloud Deployment, Cloud Computing, CI/CD, Cloud-Native Computing, Terraform, Cloud Applications, Cloud Computing Architecture, Cloud Security, Cloud Services, Load Balancing, Service Level Agreement
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Thermal Management, HVAC, Electric Power Systems, Electrical Safety, Electrical Systems, Engineering Analysis, Mechanical Engineering, Hardware Troubleshooting, Schematic Diagrams, Hazard Analysis, Control Systems, Safety Training
Beginner · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronics Engineering, Electronics, Process Engineering, Manufacturing Processes, Electronic Components, Chemical Engineering, Materials science, Chemistry
Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Electrical Systems, Model Based Systems Engineering, Electric Power Systems, Climate Change Mitigation, Energy and Utilities, Environmental Issue
Beginner · Course · 1 - 4 Weeks