Tableau is a leading data visualization tool that helps users transform raw data into interactive and shareable dashboards. It supports drag-and-drop functionality, making it easy for users to create charts, graphs, and maps without extensive technical expertise. Tableau integrates with various data sources, including databases, spreadsheets, and cloud platforms. It is widely used in business intelligence, marketing analytics, and financial reporting. Tableau's user-friendly interface and powerful analytics capabilities make it a popular choice for decision-making.