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.

University of Colorado Boulder
Skills you'll gain: Community Development, Sustainable Development, Environmental Policy, Policy Analysis, Sustainable Technologies, Climate Change Mitigation, Public Policies, Emerging Technologies, Scalability, Technology Solutions, Case Studies
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Programming Principles, Software Design Patterns, Computer Programming, Algorithms, C (Programming Language), Graph Theory, Debugging, Artificial Intelligence, Data Structures, Game Design, Software Documentation
Beginner · Specialization · 3 - 6 Months

Harvard Business Review
Skills you'll gain: Process Analysis, Project Management, Project Risk Management, Project Schedules, Process Improvement, Business Process, Continuous Improvement Process, Business Process Improvement, Team Performance Management, Scope Management, Cost Management, Performance Metric, Stakeholder Communications, Business Priorities
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Waste Minimization, Environmental Engineering, Sustainable Engineering, Civil Engineering, Environmental Regulations, Sustainable Technologies, Environmental Resource Management, Environmental Laws, Environmental Policy, Transportation Operations, Traffic Flow Optimization, Environmental Monitoring, Estimation, Internet Of Things, Network Routing, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Water Quality, Hazard Analysis, Pollution Prevention, Food Safety and Sanitation, Environmental Issue, Laboratory Testing, Environmental Monitoring, Public Health, Environmental Engineering, Microbiology, Analytical Chemistry, Environmental Science, Biochemistry, Biology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Lund University
Skills you'll gain: Climate Change Adaptation, Sustainable Development, Sustainable Design, Governance, Water Sustainability, Sustainable Technologies, Environment, Systems Thinking, Environmental Science, Climate Change Mitigation, Case Studies, Water Resources, Business Modeling, Stakeholder Engagement
Beginner · Course · 1 - 3 Months

Skills you'll gain: Team Leadership, Collaboration, Organizational Effectiveness, Productivity, Employee Engagement, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Encryption, OSI Models, Network Architecture, Computer Networking, Remote Access Systems, TCP/IP, Network Infrastructure, Network Protocols, Wireless Networks, Virtual Private Networks (VPN), Virtual Networking, Endpoint Security, Cloud Security, Software-Defined Networking
Intermediate · Course · 1 - 4 Weeks
Rice University
Skills you'll gain: Portfolio Risk, Portfolio Management, Investment Management, Investments, Financial Market, Risk Management, Finance, Return On Investment, Risk Analysis, Statistical Methods, Probability Distribution, Correlation Analysis, Decision Making, Quantitative Research, Variance Analysis
Mixed · 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

University of Colorado Boulder
Skills you'll gain: Payment Systems, Generally Accepted Accounting Principles (GAAP), Accounting Systems, Financial Reporting, Derivatives, Price Negotiation
Beginner · Course · 1 - 3 Months