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.

Arizona State University
Skills you'll gain: Strategic Thinking, Visionary, Research, Influencing, Strategic Decision-Making, Data Collection, Systems Thinking, Strategic Planning, Proactivity, Negotiation, Business Strategy, Complex Problem Solving, Surveys, Creative Thinking, Scientific Methods, Decision Making, Recognizing Others, Active Listening, Cognitive flexibility, Research Methodologies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: CrewAI, Prompt Engineering, Anthropic Claude, Email Automation, Generative AI, ChatGPT, AI Orchestration, AI Workflows, AI Enablement, Responsible AI, AI Product Strategy, Agentic Workflows, Automation, Workflow Management, Report Writing, Productivity, Innovation, Operational Efficiency, Performance Reporting, Customer Support
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Multimedia, Developing Training Materials, Visual Design, Graphical Tools, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

The World Bank Group
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Interactive Learning, Environmental Issue, Sustainable Development, Social Impact, Environment, Environmental Policy, Natural Resource Management, Environmental Science, Energy and Utilities, Water Resource Management, Scientific Methods, Policy Analysis, Cooperation, Collaboration
Beginner · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Social Impact, Project Scoping, Entrepreneurship, Sustainable Development, Feasibility Studies, Customer Analysis, Target Audience, Stakeholder Management, Competitive Analysis, Business Operations, Cost Estimation, New Business Development, Business Research
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Middleware, Node.JS, Model View Controller, Development Environment, Application Frameworks, Application Development, Restful API, TypeScript, Web Applications, Web Development Tools, Application Programming Interface (API), Server Side, Network Routing, Javascript, Android Development, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Sustainable Development, Socioeconomics, Social Studies, Environment, Community Development, Economics, Policy, and Social Studies, Environmental Science, Analysis, World History, Climate Change Adaptation, Public Policies
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Internet Of Things, Advanced Analytics, Big Data, Data Management, Wireless Networks, Predictive Analytics, Applied Machine Learning, Environmental Monitoring, Geospatial Information and Technology, Sustainable Technologies, Machine Controls, Real Time Data, Automation, Data Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Server Side, JavaScript Frameworks, Node.JS, Web Development Tools, Web Development, Web Applications, Software Engineering
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Electronics, Software Development Tools, Hardware Architecture, Data Structures, Electronic Hardware, Microarchitecture, Programming Principles, Performance Tuning, Computer Architecture, Control Systems, Computer Programming
Intermediate · Specialization · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Goal Setting, Smart Goals, Patient Education And Counseling, Community Health, Health Education, Health Promotion, Preventative Care, Exercise Science, Self-Motivation, Behavioral Health, Activities of Daily Living (ADLs), Occupational Health, Chronic Diseases
Beginner · Course · 1 - 3 Months

IMD - International Institute for Management Development
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Sustainable Business, Sustainable Development, Business Ethics, Compliance Management, Sustainability Reporting, Environmental Management Systems, Stakeholder Management, Governance, Stakeholder Engagement, Leadership, Social Impact, Stakeholder Communications, Risk Management, Business Strategy, Organizational Change
Beginner · Course · 1 - 3 Months