This wraps Syncfusion's enterprise dropdown tree component, which gives you a collapsible hierarchy inside a dropdown interface. It's built for scenarios where flat dropdowns don't cut it: org charts, file pickers, nested categories, anywhere you need multi-level selection with checkboxes. The component handles lazy loading for large datasets, comes with filtering and search, and ships with proper ARIA support and keyboard navigation. The documentation is thorough, covering everything from basic hierarchical data binding to remote OData integration and custom templates. It's a commercial component, so you'll need a Syncfusion license for production use, but if you're already in that ecosystem or need a polished hierarchical selector without building one yourself, it's a solid option.
npx skills add https://github.com/syncfusion/react-ui-components-skills --skill syncfusion-react-dropdown-tree