Flotr - JavaScript Plotting Library inspired by Flot

Flotr is a JavaScript plotting library based on the Prototype JavaScript Framework and inspired by Flot (written by Ole Laursen) which allow you to draw appealing graphs in most modern browsers with an easy to learn syntax.

It comes with great features like legend support, negative value support, mouse tracking, selection support, zoom support, event hooks, css styling support, text included into the canvas, rotated labels, color gradients, graph title and subtitle, spreadsheet, CSV data download and much more.

Flotr - JavaScript Plotting Library

Flotr currently supported following chart types :

  • Histograms (vertical, horizontal, stacked bars)
  • Lines
  • Points (scatter plots)
  • Pie chart
  • Candle sticks and bar charts
  • Radar chart
  • Markers
  • logarithmic scale support is coming soon

Flotr is a replacement for Plotr or you can say Flotr is a New advanced version of Plotr. All major browsers like; Firefox 2.0.0.12 , Opera 9.25 and 9.50 beta1 , Microsoft Internet Explorer 6 and 7 (Canvas emulated using ExCanvas) , Safari 3.0.4 (for Windows) are supported to Flotr.

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