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Version 8.1.1

New Release




Version v 8.1.1   November 11, 2016

WellSight Systems has released Version 8.1.1 of the StarLog program suite: StripLog, HorizontalLog, MudLog, the Free WellSight LogViewer, and the WellSight LogManager.

This version of the StarLog suite contains minor enhancements and problem fixes to StripLog, MudLog, and HorizontalLog.


New Features and Enhancements

  • The start point of a new poly-line now snaps to grid like the other points. [#1116]
  • HorizontalLog now only displays the context menu for curve scales when the mouse is over a scale. [#1374]

GeoSteering Integration

  • The process of exporting data to WellSight GeoSteering has been made simpler and clearer: [#1377]
  • It is no longer possible to start more than one instance of GeoSteering for the same project.
  • If GeoSteering already has your project open, exporting to it from StarLog updates the running program, instead of starting a new one.
  • Two or more StarLog programs can now export to the same GeoSteering project at once.
  • The Export button now indicates whether the GeoSteering project file already exists.
  • An error occurred preventing you from exporting a disabled survey layer to WellSight GeoSteering. [#1364]
  • When exporting two survey layers to WellSight GeoSteering, the 2nd survey data table would be linked to 1st well path. [#1384]

Problems Fixed

  • Dragging a file other than a compatible log file onto a StarLog program icon now opens the launch window. [#1256]
  • When an attempt to open a log file from the launch window fails, StarLog now returns to the launch window. [#1368]
  • Importing data from an ASCII file would count an extra column when there is white space after the last column. [#1378]


  • This version can open earlier log files.
  • Versions earlier than 8.1.0 cannot open log files saved by this version.
  • This version can export to GeoSteering 1.0 – 1.5

New Website




WellSight Systems is proud to have launched our new website. Have a look around, and let us know what you think.

Version 8




WellSight Systems has released Version 8.0.0 of the StarLog program suite: StripLog, HorizontalLog, MudLog,
the Free WellSight LogViewer, and the WellSight LogManager.

This version contains major enhancements to the user interface and usability of all WellSight products, as well as integration with WellSight GeoSteering.

  • Support added for Windows 10 and Windows Server 2012 R2 and discontinued for Windows XP and Windows Server 2003
  • This version of StarLog can export various data to WellSight’s new GeoSteering product.
  • User interface enhancements including: touch scrolling and zooming, window sizing, context menus, Quick Info Bar, scrolling & zooming, data curve importing.


  • This version can open earlier log files.
  • Earlier versions cannot open log files saved by this version.

Version 6.6.1




WellSight Systems has released Version 6.6.1 of the StarLog program suite: STRIP.LOG, HORIZONTAL.LOG, MUD.LOG,
the Free WellSight Log Viewer, and the WellSight Log Manager.

  • Support for Windows Vista has been discontinued.
  • Includes WellSight GeoSteering Beta Test version.
  • The main window no longer automatically resizes when you change the zoom level or the log width.
  • Several improvements were made to the Edit Curve Data dialog
  • Curve Import dialog: added a Select / Deselect All Curves buttons.
  • Open and Save Dialogs: suggest file names and remember folders
  • A new launch window prompts you to Open a Log File, Open a Template, or Start a New Log File. This helps ensure that for new log files, the correct Units and Scale are selected.
  • Export All now handles customized Color Grid layers better

Compatibility Notes:

  • Version 6.6.1 can read older log files.
  • Earlier program versions cannot read Version 6.6.1 log files.