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: Growth Mindedness, Resilience, Goal Setting, Overcoming Obstacles, Personal Development, Persistence, Courage, Adaptability, Self-Awareness, Mindfulness, Optimism, Professional Development
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Account Management, Consultative Selling, Selling Techniques, Business Risk Management, Upselling, Business Metrics, Business Communication, Overcoming Objections, Sales Process, Solution Selling, Business Transformation, Virtual Teams, Customer Engagement, Strategic Thinking, Stakeholder Engagement, Innovation, Strategic Communication, Stakeholder Analysis, Value Propositions, Business Analytics
Beginner · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Materials science, Failure Analysis, Semiconductors, Structural Analysis, Mechanical Engineering, Engineering, Chemistry, Laboratory Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Design, Computational Logic, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Tax, Sales Tax, Balance Sheet, Accounting, Accounts Payable, Financial Accounting, General Accounting, Equities, Bookkeeping, General Ledger, Mortgage Loans, Loans, Tax Compliance
Beginner · Course · 1 - 4 Weeks
University of Alberta
Skills you'll gain: Requirements Analysis, Requirements Elicitation, Requirements Management, Functional Requirement, Business Requirements, Product Requirements, Backlogs, User Requirements Documents, Scope Management, Change Control, User Story, System Requirements, Client Services, Acceptance Testing, Agile Software Development, Prioritization
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Financial Modeling, Blockchain, FinTech, Portfolio Risk, Entrepreneurial Finance, Financial Market, Business Valuation, Risk Management, Excel Formulas, Emerging Technologies, Cryptography, Risk Analysis, Fundraising and Crowdsourcing, Financial Trading, Probability Distribution, R (Software), Financial Analysis, Entrepreneurship, Finance, Microsoft Excel
Intermediate · Specialization · 3 - 6 Months

Sapienza University of Rome
Skills you'll gain: Ancient History, 3D Modeling, Scientific Methods, Anthropology, Investigation, Data Modeling, Cultural Diversity, Case Studies, Art History, Research, Timelines, Data Management
Mixed · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Climate Change Mitigation, Portfolio Management, Investment Management, Project Finance, Environmental Policy, Financial Market, Securities (Finance), Economics, Finance, Asset Management, Energy and Utilities, Climate Change Adaptation, Investments, Corporate Finance, Cost Benefit Analysis, Policy Analysis, Engineering, Systems Of Measurement, Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Threat Modeling, Application Security, Secure Coding, Open Web Application Security Project (OWASP), Security Engineering, Security Requirements Analysis, Security Controls, Data Security, Vulnerability Management, Computer Security, Vulnerability, Vulnerability Assessments, Databases, Information Privacy, Role-Based Access Control (RBAC), Computer Programming, Python Programming, Node.JS, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Environment, Systems Thinking, Environmental Science, Natural Resource Management, Environmental Resource Management, Biology, Sustainable Development, Environmental Engineering and Restoration, Case Studies, Mathematical Modeling
Intermediate · Course · 1 - 3 Months