ECharts Sankey Chart

Component 2

About

A flow diagram chart built on Apache ECharts that visualizes how a quantity moves between stages (e.g. funnel or budget flows) through animated, colored nodes and links.

Built with React and Tailwind. Copy the prompt and paste it into Claude Code, Cursor or Lovable: your agent adds ECharts Sankey Chart to your project and fits it to your theme.

Code

How ECharts Sankey Chart is used: the demo's code. The component's own source comes with a free account.

Usage.tsx

"use client";

import {
  EChartsSankeyChart,
  type SankeyData,
  type ChartConfig,
} from "@/components/ui/echarts-sankey-chart";

// Data pipeline - sources through processing to destinations
const data: SankeyData = {
  nodes: [
    { name: "API" },
    { name: "Database" },
    { name: "Logs" },
    { name: "Ingestion" },
    { name: "Transform" },
    { name: "Analytics" },
    { name: "MLPipeline" },
    { name: "Dashboard" },
    { name: "Archive" },
  ],
  links: [
    { source: 0, target: 3, value: 85000 },
    { source: 1, target: 3, value: 62000 },
    { source: 2, target: 3, value: 43000 },
    { source: 3, target: 4, value: 190000 },
    { source: 4, target: 5, value: 95000 },
    { source: 4, target: 6, value: 55000 },
    { source: 4, target: 8, value: 40000 },
    { source: 5, target: 7, value: 72000 },
    { source: 5, target: 8, value: 23000 },
    { source: 6, target: 7, value: 38000 },
    { source: 6, target: 8, value: 17000 },
  ],
};

const chartConfig = {
  API: {
    label: "API Events",
    colors: {
      light: ["#0ea5e9"],
      dark: ["#38bdf8"],
    },
  },
  Database: {
    label: "Database",
    colors: {
      light: ["#8b5cf6"],
      dark: ["#a78bfa"],
    },
  },
  Logs: {
    label: "Log Files",
    colors: {
      light: ["#d97706"],
      dark: ["#fbbf24"],
    },
  },
  Ingestion: {
    label: "Ingestion Layer",
    colors: {
      light: ["#f97316"],
      dark: ["#fb923c"],
    },
  },
  Transform: {
    label: "Transform",
    colors: {
      light: ["#eab308"],
      dark: ["#facc15"],
    },
  },
  Analytics: {
    label: "Analytics",
    colors: {
      light: ["#06b6d4"],
      dark: ["#22d3ee"],
    },
  },
  MLPipeline: {
    label: "ML Pipeline",
    colors: {
      light: ["#ec4899"],
      dark: ["#f472b6"],
    },
  },
  Dashboard: {
    label: "Dashboard",
    colors: {
      light: ["#22c55e"],
      dark: ["#4ade80"],
    },
  },
  Archive: {
    label: "Archive",
    colors: {
      light: ["#be185d"],
      dark: ["#ec4899"],
    },
  },
} satisfies ChartConfig;

export default function EChartsExampleSankeyChart() {
  return (
    <div className="w-full h-screen">
      <EChartsSankeyChart
        className="h-full w-full p-4"
        data={data}
        config={chartConfig}
      >
        <EChartsSankeyChart.Node isClickable />
        <EChartsSankeyChart.Link variant="source" />
        <EChartsSankeyChart.Tooltip />
      </EChartsSankeyChart>
    </div>
  );
}