The Query Tool extension transforms CKAN into a powerful data visualization and storytelling platform, enabling users to create sophisticated interactive reports without technical expertise. This comprehensive extension integrates multiple visualization libraries including Plotly.js for dynamic charts (bar, line, pie, scatter plots), DataTables for responsive tabular displays, and Leaflet for interactive mapping capabilities. Users can build complex data narratives by combining multiple visualizations, applying filters, and creating custom queries against CKAN’s datastore. The extension supports advanced features like cross-filtering, drill-down capabilities, real-time data updates, and responsive design that adapts to mobile devices. It includes a powerful report builder with drag-and-drop interfaces, customizable themes, and export functionality for sharing insights. The system supports multiple data formats and provides extensive customization options for colors, layouts, and interactive behaviors. Essential for organizations requiring sophisticated data presentation capabilities, public engagement through interactive dashboards, and professional reporting tools for stakeholders and decision-makers.