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 System
Skills you'll gain: Penetration Testing, Application Security, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Amazon Web Services, SQL, Operating Systems, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, High Voltage, Applied Mathematics, Power Electronics, Automation Engineering, Basic Electrical Systems, Electrical Engineering, Low Voltage, Process Control, Mathematical Modeling, Matlab, Three-Phase
Intermediate · Specialization · 3 - 6 Months

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
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Market Dynamics, Business Planning, Statistical Hypothesis Testing, Financial Systems, Bank Regulations, Financial Policy, Banking, International Finance, Data-Driven Decision-Making, Data Analysis, Data Presentation, Economics, Statistical Analysis, Peer Review, Business Economics
Build toward a degree
Beginner · Specialization · 3 - 6 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 Pennsylvania
Skills you'll gain: Data-Driven Decision-Making, Forecasting, Financial Modeling, Financial Statements, Decision Making, Capital Budgeting, Financial Analysis, Return On Investment, Cash Flows, New Business Development, Risk Analysis, Income Statement, Balance Sheet, Spreadsheet Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Payroll, Financial Reporting, Bookkeeping, Payroll Processing, General Ledger, Accounting, Balance Sheet, Financial Accounting, Accounts Payable, General Accounting, Equities, Expense Management, Tax Management
Beginner · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Liberal Arts, Culture, European History, World History, Psychology, Political Sciences, Sociology, Social Sciences
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Engineering, Scientific, and Technical Instruments, Embedded Systems, Embedded Software, Real Time Data, Electronics, Electronic Systems, Electronic Components, Design Specifications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Empathy, Strategic Decision-Making, Productivity, Self-Motivation, Time Management, Stress Management, Self-Discipline, Creativity, Mental Concentration, Growth Mindedness, Empathy & Emotional Intelligence, Data-Driven Decision-Making, Emotional Intelligence, Strategic Prioritization, Personal Development, Ingenuity, Critical Thinking, Resilience, Business Leadership, Organizational Skills
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Accounts Payable, Purchasing, Procurement, Reconciliation, Invoicing, Workflow Management, Auditing, Variance Analysis, Internal Controls, Analysis, Communication
Beginner · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Project Finance, Risk Analysis, Capital Budgeting, Financial Analysis, Private Equity, Credit Risk, Risk Management, Investments, Finance, Contract Management, Banking
Mixed · Course · 1 - 3 Months