uPlot

The premium Open Source alternative to Highcharts

🎯 Best for:Frontend Developers

What is uPlot?

A fast, memory-efficient canvas-based charting library for time series and large datasets. It maintains a sub-30KB footprint while rendering millions of data points with minimal CPU overhead.

Tech Stack
JavaScriptData Visualization

Why uPlot?

  • Extreme memory efficiency
  • No external dependencies
  • Native support for OHLC and bars

Limitations

  • Limited built-in animations
  • Canvas-only rendering (no SVG)
  • Minimalist API requires more configuration
3/5/2026
Last Update
445
Forks
142
Issues
MIT
License
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Competitor Cost
-$1,440
/ year (est. based on Highcharts)
Self-Hosted
$0
/ year
Team Size10 Users
150+
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