snapshot of https://github.com/shadcn-ui/ui.git (main, 2026-09-15; blobs > 131072B omitted)

apps/v4/content/docs/components/aria/hover-card.mdx

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+---
+title: Hover Card
+description: A popover that appears on hover, focus, or long press to preview content available behind a link.
+base: aria
+component: true
+links:
+  doc: https://react-aria.adobe.com/PreviewTrigger
+  api: https://react-aria.adobe.com/PreviewTrigger#api
+---
+
+<ComponentPreview
+  styleName="aria-nova"
+  name="hover-card-demo"
+  previewClassName="h-80"
+/>
+
+## Installation
+
+<CodeTabs>
+
+<TabsList>
+  <TabsTrigger value="cli">Command</TabsTrigger>
+  <TabsTrigger value="manual">Manual</TabsTrigger>
+</TabsList>
+<TabsContent value="cli">
+
+```bash
+npx shadcn@latest add hover-card
+```
+
+</TabsContent>
+
+<TabsContent value="manual">
+
+<Steps className="mb-0 pt-2">
+
+<Step>Install the following dependencies:</Step>
+
+```bash
+npm install react-aria-components
+```
+
+<Step>Copy and paste the following code into your project.</Step>
+
+<ComponentSource
+  name="hover-card"
+  title="components/ui/hover-card.tsx"
+  styleName="aria-nova"
+/>
+
+<Step>Update the import paths to match your project setup.</Step>
+
+</Steps>
+
+</TabsContent>
+
+</CodeTabs>
+
+## Usage
+
+```tsx showLineNumbers
+import { HoverCard, HoverCardTrigger } from "@/components/ui/hover-card"
+```
+
+```tsx showLineNumbers
+<HoverCardTrigger>
+  <Button variant="link">Hover</Button>
+  <HoverCard>
+    The React Framework – created and maintained by @vercel.
+  </HoverCard>
+</HoverCardTrigger>
+```
+
+## Composition
+
+Use the following composition to build a `HoverCard`:
+
+```text
+HoverCardTrigger
+├── Button
+└── HoverCard
+```
+
+## Trigger Delays
+
+Use `delay` and `closeDelay` on the `HoverCardTrigger` to control when the card
+opens and closes.
+
+```tsx showLineNumbers
+<HoverCardTrigger delay={100} closeDelay={200}>
+  <Button variant="link">Hover</Button>
+  <HoverCard>Content</HoverCard>
+</HoverCardTrigger>
+```
+
+## Positioning
+
+Use the `placement` prop on `HoverCard` to control placement.
+
+```tsx showLineNumbers
+<HoverCardTrigger>
+  <Button variant="link">Hover</Button>
+  <HoverCard placement="top">Content</HoverCard>
+</HoverCardTrigger>
+```
+
+## Basic
+
+<ComponentPreview
+  styleName="aria-nova"
+  name="hover-card-demo"
+  previewClassName="h-80"
+/>
+
+## Sides
+
+<ComponentPreview
+  styleName="aria-nova"
+  name="hover-card-sides"
+  previewClassName="h-[22rem]"
+/>
+
+## RTL
+
+To enable RTL support in shadcn/ui, see the [RTL configuration guide](/docs/rtl).
+
+<ComponentPreview
+  styleName="aria-nova"
+  name="hover-card-rtl"
+  direction="rtl"
+  previewClassName="h-80"
+/>
+
+## API Reference
+
+See the [React Aria](https://react-aria.adobe.com/PreviewTrigger#api) documentation for more information.