Highcharts Gantt

Gantt for modern web development.

Published by Highsoft
Distributed by ComponentSource since 2017

Prices from: US$ 499.80 Version: v12.x Updated: Jan 12, 2026

Screenshot of Highcharts Gantt
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Highsoft have recently released a Python integration for Highcharts Gantt which can be found here Highcharts for Python.

Highcharts Gantt JS v9.1.x

Released: May 4, 2021

Updates in v9.1.x

v9.1.2

Updated Jun 16, 2021

Features

  • Exposed Point.doDrilldown and Axis.drillDownCategory as official API methods.

Fixes

  • Regression causing charts to crash some browsers where Intl was missing.
  • Boosted rendering sometimes crashed with multiple different chart types.
  • Selection marker showed without mousedown after export.
  • Shared tooltip with stickOnContact enabled did not always update position.
  • Made default pattern-fills more subtle and usable. Changed accessible-pie demo for better pattern handling.

v9.1.1

Updated Jun 4, 2021

Features

  • Added new option for bullet chart, targetOptions.borderRadius.
  • Improved legend accessibility by placing legend buttons in a list.

Fixes

  • Rightmost gantt chart grid axis tick labels did not get shortened correctly.
  • Gantt chart grid axis did not update from months to years when resizing down.
  • Options got mutated when creating map or gantt chart.
  • Updating lineColor and lineWidth of gantt chart outer axis border did not work.
  • Console warning when loading funnel 3D module, tableValues invalid attribute.
  • Heatmap.borderRadius did not work.
  • Offline exporting charts with HTML content to PNG or JPEG fell back to the export server even in browsers that supported it.
  • Fixed issue with extraneous table caption HTML encoding in the export data module.
  • Tooltip text alignment broke when setting font size.
  • Setting title.verticalAlign to middle did not vertically center the title completely.
  • Scatter line showed on hover after updating lineWidth to 0.
  • Error when calling removePlotBand after destroying Axis.
  • Panning after zooming sometimes broke with pointPlacement set to on or between.
  • Handling of local time with Safari 14.1.
  • Drilldown failed when points were cropped from the start of the series.
  • Tooltip covered interactive elements like the legend, buttons or annotations. Added a CSS class, highcharts-no-tooltip that can be applied to elements to prevent the data tooltip covering them.
  • Heatmap select state color did not work correctly.
  • Heatmap null points missed highcharts-null-point class.
  • Highcharts instance was accessed incorrectly on error.
  • Panning multiple axes did not work.
  • Boosted scatter chart with empty first series rendered ghost points.
  • ScrollablePlotArea regression, tooltip did not show sometimes.
  • Zones with no color set were invisible in boosted chart.
  • Legend items lost disabled state on keyboard navigation.
  • Shadow offset did not get applied on inverted charts.
  • Draggable point guide box was not big enough when the point was not fully inside.
  • Random stack labels with the value 0 showed when zooming in.
  • Inactive state remained on points after exiting chart with keyboard navigation.

v9.1.0

Updated May 4, 2021

Features

  • Added text to axis label context, making it possible to insert the default formatting inside labels.format.
  • Added additional item object context for lang.accessibility.legend.legendItem.
  • Improved Wordcloud keyboard navigation and added support for making the chart container a separate tab-stop.
  • Added error display fallback to the most recently added chart for debugger module.

Fixes

  • Drop-down icon on tree grid child disappearing after two clicks on parent.
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