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.

Multiple educators
Skills you'll gain: Sustainable Design, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Sustainable Business, Sustainability Reporting, Sustainable Engineering, Sustainable Development, Business Ethics, Sustainability Standards, Sustainable Systems, Operations Management, Supply Chain Management, Supply Chain Planning, Supply Chain, Manufacturing Operations, Strategic Sourcing, Supply Chain Systems, Procurement, Supplier Relationship Management, Product Design
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Aesthetics, Art History, Liberal Arts, Performing Arts, Creativity, Storytelling, Music
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Regression Analysis, R (Software), Data Analysis Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Model Evaluation, Exploratory Data Analysis, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Stakeholder Engagement, Environmental Monitoring, Hydrology, Community Outreach, Water Resource Management, Environmental Engineering and Restoration, Water Resources, Cultural Diversity, Land Management, Policy Analysis, Social Sciences, Cultural Sensitivity, Environment and Resource Management, Environmental Laws, Environmental Resource Management, Environmental Engineering, Natural Resource Management, Case Studies, Water Quality, Climate Change Adaptation
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Model Context Protocol, Load Balancing, Containerization, Docker (Software), Model Deployment, Restful API, API Design, Application Programming Interface (API), Authentications, OAuth, Tool Calling, Scalability, JSON, Servers, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Writing, Vocabulary
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Marketing Analytics, Marketing Automation, Performance marketing, Web Analytics, Customer Analysis, Campaign Management, Email Marketing, Web Analytics and SEO, Performance Analysis, Digital Advertising, Promotions and Campaigns, Social Media Content, Revenue Forecasting, Search Engine Optimization, Content Development and Management, Financial Forecasting, Strategic Partnership, Budget Management, Copywriting
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Studies, Social Sciences, Sociology, Anthropology, Culture, Healthcare Ethics, Behavioral Health, Research, Media and Communications, Empathy & Emotional Intelligence, Ethical Standards And Conduct, Cultural Diversity, Mental and Behavioral Health, Food and Beverage, Social Impact, Rehabilitation, Environmental Issue, Biology, Advocacy
Beginner · Specialization · 1 - 3 Months
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Mergers & Acquisitions, Customer Retention, Business Research, Business Strategy, Organizational Structure, Organizational Strategy, Peer Review, Strategic Thinking, Game Theory, Competitive Analysis, Strategic Partnership, Product Strategy, Report Writing, Business Consulting, Growth Strategies, Organizational Effectiveness, Strategic Decision-Making, Management Consulting, Organizational Change, Analysis
Intermediate · Specialization · 3 - 6 Months

Hebrew University of Jerusalem
Skills you'll gain: Electrophysiology, Artificial Neural Networks, Neurology, Computer Science, Cell Biology, Physiology, Psychology, Basic Electrical Systems, Network Analysis, Computational Logic, Simulation and Simulation Software, Mathematical Modeling, Biology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Debugging, Technical Communication, Network Troubleshooting, Performance Tuning, Problem Management, Technical Documentation, Technical Support, System Monitoring, Incident Management, Application Performance Management, Continuous Integration, Continuous Monitoring, Linux Commands
Beginner · Course · 1 - 4 Weeks

University of Lausanne
Skills you'll gain: Balance Sheet, Income Statement, Cash Flows, Financial Accounting, Financial Statements, Accounting, Bookkeeping, Working Capital, General Accounting, Accrual Accounting, Financial Reporting, Financial Analysis, Ledgers (Accounting), Profit and Loss (P&L) Management, Accounts Payable and Receivable
Beginner · Course · 1 - 3 Months