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Line chart

Labeled Line Chart

Line chart displaying data values as labels above each point for clear visibility. Built for React applications with Next.js integration and TypeScript support.

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Installation

npx shadcn@latest add https://www.shadcn.io/registry/line-chart-09.json
npx shadcn@latest add https://www.shadcn.io/registry/line-chart-09.json
pnpm dlx shadcn@latest add https://www.shadcn.io/registry/line-chart-09.json
bunx shadcn@latest add https://www.shadcn.io/registry/line-chart-09.json

Features

  • Value labels displaying data values above each point for immediate readability
  • Customizable positioning with top placement and 12px offset
  • Visible data points with filled dots and interactive hover states
  • Natural curve interpolation creating smooth lines between labeled points
  • TypeScript support with complete type definitions for all props
  • shadcn/ui integration using ChartContainer and design tokens

Use Cases

This free open source React component works well for:

  • Presentation charts - Show exact values for stakeholder meetings built with Next.js
  • Report dashboards - Display precise metrics with clear value visibility using TypeScript and Tailwind CSS
  • Performance tracking - Present KPIs with immediate value recognition
  • Educational content - Help users understand exact data points in learning materials

API Reference

ChartLineLabel

PropTypeDefaultDescription
classNamestring-Additional CSS classes for the container

Implementation Notes

  • Labels use LabelList component with top positioning and 12px offset
  • Font size is set to 12px for optimal readability
  • Chart height increased to 270px to accommodate label space
  • Labels automatically display the data value from the specified dataKey
  • Best suited for charts with moderate number of data points to avoid crowding