Global Mapper Forum
GlobalMapperForum.com is the official user forum for Global Mapper, a comprehensive GIS software application produced by Blue Marble Geographics. Come join our community of 40,000 GIS professionals and learn how to use Global Mapper to solve your GIS software needs.
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5.8K discussions
15.5K comments
Most recent: Export WMS raster at a chosen zoom level by GoranBregovic
January 19
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350 discussions
638 comments
Most recent: Export WMS raster at a chosen zoom level by GoranBregovic
January 19
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Expand for more options.Questions about using elevation data; exporting, importing, converting, etc.
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385 discussions
421 comments
Most recent: How to add an image without deforming it? (Preserve Scaling) by XionicFire
July 2024
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Expand for more options.A place to discuss the powerful GM script feature that allows the user to create custom batch processes that make use of the functionality built in to Global Mapper. From a script, one can import data in any of the numerous formats supported by the software, reproject that data if desired, and export it to a new file.
652 discussions
2K comments
Most recent: Set default shader on startup with script by rayjoslyn
January 15
Child Categories: User Scripts
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Expand for more options.Discuss GPS tracking, GPS intergration and other aspects of using GPS with Global Mapper
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421 discussions
1.1K comments
Most recent: How to create a south polar stereographic projection in GM by CraigA
January 1
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Expand for more options.Post your questions here about how to use Raster data. Importing, Exporting, Converting, reprojecting, etc.
835 discussions
2.5K comments
Most recent: Export of large raster file to XYZ grid takes extremely long by Jurgen
December 2025
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Expand for more options.Topics about importing, exporting and using vector (shp, dxf, dgn, etc.) data
1.4K discussions
4.4K comments
Most recent: How can you treat point names as text? by riroko
January 7
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Support
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181 discussions
909 comments
Most recent: Strange 3D View Corruption Due to Graphics Drivers Maybe? by jd2adams
November 2025
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Expand for more options.Discuss any reported bugs in Global Mapper here
939 discussions
3.5K comments
Most recent: incomplete pointcloud autoclassifying and reset to unclassified issue by sky111
January 14
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Expand for more options.Support for those working with the software developer's kit or SDK of Global Mapper
562 discussions
2.3K comments
Most recent: Create Elevation Grid using Python by AlexTr
December 2025
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Expand for more options.Do you have a suggestion for Global Mapper? Give your feedback here.
1.2K discussions
3.8K comments
Most recent: Buffer Tool - Create Line features instead of Area features by jfriebel
November 2025
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Expand for more options.We have made some video tutorials showing some common tasks in Global Mapper
0 discussions
0 comments
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579 discussions
1.2K comments
Most recent: How to transfer license of GM to a new machine when out of service and maintenance support by sirish19
December 2025
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Expand for more options.Discussion of files, downloads and websites that have data to use with Global Mapper
132 discussions
297 comments
Most recent: AÑADIR UNA NUEVA FUENTE DE DATOS V 26.1 by CRIONDA
March 2025
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Expand for more options.Show off your maps made or enhanced with Global Mapper.
27 discussions
19 comments
Most recent: near real time Lidar project and visualisation by sjf
June 2023
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Expand for more options.A good place to introduce yourself and how you utilize Global Mapper either at home or at work
244 discussions
589 comments
Most recent: Path profile through chimney || optimize display settings by DerrickW
September 2025
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Expand for more options.Have an idea for the site? Improvement suggestion? Let us know here.
110 discussions
236 comments
Most recent: How to transfer license of GM to a new machine when out of service and maintenance support by sirish19
December 2025
Popular Tags
- elevation data 127
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- scripting 104
- GM Script 95
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- DEM 68
- raster 62
- elevation grid 57
- projection 56
- Global Mapper 56
- vector data 54
- 3D 46
- export raster 45
- geotiffs 39
- path profile 31
- kmz 30
- 3D view 29
- attributes 29
- import 29
- shapefile 28
- EXPORT_VECTOR 27
- Point Cloud 26
- lidar module 26
- contours 26
- bug 26