ECharts

Core features and highlights

ECharts is an open-source charting library based on JavaScript, offering a wide range of chart types (line, bar, pie, scatter, heatmap, K-line/candlestick, graph/relationship, map, gauge, etc.) and powerful interaction capabilities. Through declarative option configuration and data-driven rendering, it supports animations, zooming (dataZoom), timeline, geographic coordinate systems, and custom series.

Use cases and target users

• Enterprise dashboards, BI reports, and real-time monitoring
• Geographic and spatial data visualization (maps, heatmaps)
• Data analysts, frontend engineers, visualization engineers, and product managers
• Integrates with common frameworks like React and Vue; suitable for web and mobile projects

Key advantages and highlights

• Rich charts and interactions: Built-in a variety of standard and composite charts, with support for linking and interaction events
• Performance and scalability: Based on Canvas (with optional SVG rendering), suitable for large datasets, and supports custom extensions and themes
• Open-source community and documentation: Apache-licensed, with comprehensive docs and examples; a mature ecosystem that's easy to get started with
• Highly customizable: Visual mapping, animations, legends, and components can be precisely controlled to meet complex business needs