Released: Feb 27, 2026

Updates in 2026 (Build 2026.46.260227)

Features

• New Series Type:
  • New Tornado Series (included with TeeChart Pro).
  • TornadoSeries A Tornado chart, based on horizontal bars, is useful to show relativities as a scaled set between two categories.
• Additions:
  • New SubMinorTicks property (of type TGaugeSeriesPointer) for TCircularGauge and TLinearGauge series.
  • Combined with the also new MinorTickCount and SubMinorTickDistance properties, it allows to draw sub minor ticks between two minor ticks.

Fixes

• TMultiTimer class not defined in FMXTee...

Released: Sep 10, 2025

Updates in 2025 (Build 2025.45.250910)

Features

• New Supported IDEs
  • Added full support for Embarcadero RAD Studio, Delphi and C++Builder 13 Florence, including the 64bit IDE.
• New Series Type
  • New Sankey Series (included with TeeChart Pro). TSankeySeries visualizes the magnitude of flows between nodes as curved links, with link thickness proportional to their values, effectively illustrating distributions and relationships within a process.

Fixes

• Fixed: CircularGauge labels misaligned when creating a chart at run-time.
• Fixed: Title...

Released: May 20, 2025

Updates in 2025 (Build: 2025.44.250520)

Fixes

• Fixed: Changing Legend.Items[0].Font doesn't work.

Released: Apr 23, 2025

Updates in 2025 (Build: 2025.43.250423)

Features

• New Supported IDEs
  • Added full support for Embarcadero RAD Studio, Delphi and C++Builder 12 Athens Update 3, including the new 64-bit IDE.

Fixes

• Fixed: Missing gantt labels in Delphi 11.2 and 12.
• Fixed: Invalid property taTrailing in Axis editor.
• Fixed: Hover over TCandleSeries doesn't work.
• Fixed: Transparency in Direct2D Canvas / TTeeD2Canvas.
• Fixed: Custom axis not visible in series editor.
• Fixed: Texts exporting from FMX to SVG.

Released: Oct 21, 2024

Updates in 2024 (Build 2024.42.241021)

Features

• Added full support for Embarcadero RAD Studio, Delphi and C++Builder 12 Athens Update 2 with Patch 1.

Released: Sep 13, 2024

Updates in 2024 (Build 2024.41.240913)

Features

• Added full support for RAD Studio, Delphi and C++ Builder 12 Athens Update 2, including the new C++ for Windows 64-bit "Modern" platform.

Fixes

• Fixed: Margins panel in the TeePreview editor doesn't scale correctly.
• Fixed: TLabels overlapping TComboEdits in the Dataset Editor.
• Fixed: Bug on the apply button of a Summary.
• Fixed: Area series with Stairs and null points draws a strange vertical line.

Released: Apr 10, 2024

Updates in 2024 (Build 2024.40.240410)

Features

• Added support for Embarcadero RAD Studio, Delphi and C++Builder 12 Athens Update 1.

Fixes

• MouseWheel Scrolling doesn't trigger OnScroll.
• KDE Derived Series Editor not updating changes instantly.
• Error in StatChar when building with TeeValueSingle.
• TeeRecompile -build:29 completes without doing anything.
• Fixed TChartListBox performance.
• Custom labels don't work with AxisBreaksTool.

Released: Nov 9, 2023

Updates in 2023.39.231109

Features

• Added full support for Embarcadero RAD Studio, Delphi and C++ Builder 12 Athens.

Fixes

• Font sizes too small when changing a non-visible chart to a high DPI screen.
• Exporting to PDF is faulty.
• Mouse move on series triggers wrong legend when not all series are active.
• TSquarifiedMapSeries - load error when empty of values.

Released: Jun 7, 2023

Updates in 2023.38.230607

Features

• New Series Types
  • Added new Slope Series (TSlopeSeries) which sorts and paints several lines into a single series. The vertical order of points is based on their ranking at each horizontal coordinate.
  • Added new Squarified Map (TSquarifiedMapSeries) which displays hierarchical data as rectangles inside rectangles.
• New Functions
  • KDE (Kernel Density Estimation) - The application of kernel smoothing for probability density estimation. This function (TKDEFunction) was already available in...

Released: Mar 3, 2023

Updates in 2023.37.230130

Features

• Added support for Embarcadero RAD Studio 11.3 Alexandria.
• Added a new Squarified Map Series.

Fixes

• Axis increment strange when really smaller than the axis range.
• Holes of some characters are filled when using the TText3DTool.
• Wrong axis size in logarithmic axis.
• Axis labels not drawn when the series hasn't labels and axis LabelStyle is talText.
• Access Violation after deleting a TRectangleTool with the editor that was opened with the tool's OnDoubleClick.
• "Operation not allowed on...