Surfer Version History

Official version history and changelog information for Surfer, currently version 29. 

Surfer 29.3.307 (June 28, 2025)

Fixes

• Automation: Internal error when specifying a file that doesn't exist (gpximportfilter.cpp)
• Automation: script to change font properties doesn't apply to newly created objects
• GeoTIFF Import: coordinate system information is not applied correctly when the file does not provide a Ellipsoid, Warp, or Datum
• Opening PNG files in Windows Photos triggers an error with Surfer libssl-3-x64.dll

Surfer 29.2.289 (May 3, 2025)

New Features & Improvements

• Assign NoData: 3D Grid: NoData nodes from the 2D grid surface are now NoData in the final grid
• Contour from 3D Grid: Logarithmic levels: keep contour minimum >0 when changing Slice Z value
• Download Online Maps/Grids: disable inappropriate server types (WCS or WFS/WMS)

Fixes

• 3D View: 3D PDF Export: std exception error occurred when exporting vector data points using the "Same as plot" symbol method
• Attribute table: could not rename attributes
• Crash when changing Slice Z value with logarithmic contours
• Crash when creating 3D view of log contours
• Drillhole layer: Legend was incorrect after changing the default marker properties
• Export SHP: invisible contour lines were exported as polylines
• Grid from Server: the lock icon was incorrectly shown for XYZ servers
• Import Grid-TIFF: error occurred when importing some TIF files that the import filter found no grid data in TIFF
• Internal error when creating 3D View with 2-Grid Vector layer (LayerNode.cpp)
• Legend: Deleting drillhole layer did not remove layer from legend
• Symbology: Unique Values: Loading SSUV file allowed duplicate values if the case did not match

Surfer 29.1.267 (March 1, 2025)

New Features & Improvements

• 3D View: Drillholes: support text keywords for interval colorization (e.g. lithology) and include keyword legend
• 3D View: 3D Grid: contour slices
• 3D View: 3D PDF/VRML export: Add option to mitigate precision issues when XY values are very large
• 3D View: faster redraw for drillhole visualizations, color scales, and volume visualizations
• 3D View: increase speed for loading large grids
• 3D View: remember settings when turning layers off/on in 2D plot
• Geode: download maps from Google Earth/Google Maps
• TIFF Import Options: Option to apply same import options when importing multiple files (grid-TIFF only)
• Set Limits is added to the right-click context menu
• Text Editor: support linked text (filename, filepath, fullpath, date/time, and @cell)

Fixes

• 3D Export: view can be clipped in Adobe Acrobat unless you scroll in/out within a certain range
• 3D View: Color Scale: Labels: underline doesn't show when color scale is horizontal
• Attribute table: rename attribute to change first character case is not allowed
• Attributes: geometry attributes are added for all drawn objects of the same type, but they are empty for all but one
• Axis Properties: Too many decimal points displayed
• Crash on Coordinates page
• Crash when creating a base layer from a PDF
• Crash when rendering labelled contour line after undo
• Crash when replacing a grid file for a 3D Surface
• Geode: legend comes in backwards and in the base map, if the base was selected when adding the layer
• Internal Error after closing ACS dialog (AutoWindows.cpp)
• Internal Error when opening or copying/pasting into the worksheet (XLSImport.CPP)