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: Climate Change Programs, Environment, Environmental Science, Mathematical Modeling, Environmental Monitoring, Physical Science, Hydrology, Scientific Methods
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Digital Forensics, File Systems, Microsoft Windows, Cybersecurity, TCP/IP, Network Protocols, Information Systems Security, File Management, Operating Systems, Data Structures, General Networking, Data Validation, Record Keeping, Data Integrity, Data Storage, Data Analysis Software, User Accounts, USB, Ethical Standards And Conduct, Encryption
Intermediate · Specialization · 3 - 6 Months

Universidade de São Paulo
Skills you'll gain: Intellectual Property, Labor Law, Business Modeling, Tax Planning, Regulation and Legal Compliance, Business Valuation, Labor Compliance, Law, Regulation, and Compliance, Entrepreneurial Finance, Mergers & Acquisitions, Entrepreneurship, Corporate Tax, Business Management, Financial Modeling, Compliance Management, Financial Analysis, New Business Development, Investments, Growth Strategies, Tax Laws
Beginner · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Ubuntu, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, MySQL
Beginner · Professional Certificate · 3 - 6 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Risk Analysis, Risk Management, Risk Modeling, Hazard Analysis, Mitigation, Risk Management Framework, Project Risk Management, Governance, Failure Analysis, Feasibility Studies, Analysis, Risk Mitigation, Crisis Management, Disaster Recovery, Performance Metric, Climate Change Adaptation, Vulnerability Assessments, Civil Engineering, Project Design, Project Management
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Web Development Tools, UI Components, Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Liberty Mutual Insurance
Skills you'll gain: Insurance, Insurance Policies, Closing (Sales), Insurance Sales, Overcoming Objections, Sales Prospecting, Productivity, Prospecting and Qualification, Verbal Communication Skills, Workers Compensation, Storytelling, Risk Management, Customer Relationship Building, Customer Retention, Sales Presentation, Communication, Underwriting, Consultative Selling, Commercial Laws, Product Knowledge
Beginner · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Creative Thinking, Creativity, Business Ethics, Business Analytics, Ideation, Creative Problem-Solving, Leadership and Management, Business Analysis, Business Leadership, Brainstorming, Business Strategy, Organizational Leadership, Decision Making, Emotional Intelligence, Accounting, Cultural Sensitivity, Cultural Diversity, Brand Management, Organizational Structure, Culture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Post-Production, Storytelling, Video Editing, Timelines, Color Theory, Cinematography, Web Content Accessibility Guidelines, Music, Editing
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Eclipse (Software), Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Development Environment, Computer Programming, Debugging, Virtual Machines, Algorithms
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Statistical Inference, Regression Analysis, Statistical Methods, Sampling (Statistics), Statistical Modeling, Machine Learning, Experimentation, Data Collection, Probability & Statistics, Research Design, Econometrics, Program Evaluation, Logistic Regression
Advanced · Course · 1 - 3 Months

Skills you'll gain: Power Electronics, Basic Electrical Systems, Electronic Systems, Electronic Components, Electrical Engineering, Semiconductors, Electric Power Systems, Electronics, Energy and Utilities, Control Systems
Beginner · Course · 1 - 4 Weeks