Radar Chart

Visualize multivariate data with radar charts. Perfect for comparing multiple data points across different categories. Built for React applications with Next.js integration and TypeScript support.

Recharts

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"use client"import { TrendingUp } from "lucide-react"import { PolarAngleAxis, PolarGrid, Radar, RadarChart } from "recharts"import {  Card,  CardContent,  CardDescription,  CardFooter,  CardHeader,  CardTitle,} from "@/components/ui/card"import {  ChartConfig,  ChartContainer,  ChartTooltip,  ChartTooltipContent,} from "@/components/ui/chart"export const description = "A radar chart"const chartData = [  { month: "January", desktop: 186 },  { month: "February", desktop: 305 },  { month: "March", desktop: 237 },  { month: "April", desktop: 273 },  { month: "May", desktop: 209 },  { month: "June", desktop: 214 },]const chartConfig = {  desktop: {    label: "Desktop",    color: "var(--chart-1)",  },} satisfies ChartConfigexport function ChartRadarDefault() {  return (    <div className="w-full h-full flex flex-col p-4">      <div className="text-center mb-2">        <h3 className="text-lg font-semibold">Radar Chart</h3>        <p className="text-sm text-muted-foreground">          Showing total visitors for the last 6 months        </p>      </div>      <div className="flex-1 flex items-center justify-center min-h-0">        <ChartContainer          config={chartConfig}          className="aspect-square w-80 h-80"        >          <RadarChart data={chartData}>            <ChartTooltip cursor={false} content={<ChartTooltipContent />} />            <PolarAngleAxis dataKey="month" />            <PolarGrid />            <Radar              dataKey="desktop"              fill="var(--color-desktop)"              fillOpacity={0.6}            />          </RadarChart>        </ChartContainer>      </div>      <div className="flex flex-col gap-1 text-sm text-center mt-2">        <div className="flex items-center justify-center gap-2 leading-none font-medium">          Trending up by 5.2% this month <TrendingUp className="h-4 w-4" />        </div>        <div className="text-muted-foreground flex items-center justify-center gap-2 leading-none">          January - June 2024        </div>      </div>    </div>  )}

Installation

npx shadcn@latest add https://www.shadcn.io/registry/radar-chart-01.json

npx shadcn@latest add https://www.shadcn.io/registry/radar-chart-01.json

pnpm dlx shadcn@latest add https://www.shadcn.io/registry/radar-chart-01.json

bunx shadcn@latest add https://www.shadcn.io/registry/radar-chart-01.json

Features

Multivariate data visualization with polar coordinate system
Customizable radar shape with fill and stroke properties
Interactive tooltips showing data points on hover
Responsive design with automatic scaling to fit container
TypeScript support with complete type definitions for all props
shadcn/ui integration using Card and Chart components

Use Cases

This free open source React component works well for:

Performance analytics - Compare multiple metrics across different categories
Skills assessment - Visualize competency levels across various domains
Product comparison - Show feature scores across different dimensions
Survey results - Display ratings across multiple criteria

API Reference

ChartRadarDefault

Prop	Type	Default	Description
`className`	`string`	-	Additional CSS classes for the card container

Implementation Notes

Component uses polar coordinate system for data visualization
Data structure requires category field (month) and numeric values
Chart automatically maintains aspect ratio within container
Uses Recharts RadarChart with shadcn/ui styling integration
Supports customizable fill opacity and colors through CSS variables