Surfer supports many different file formats. Below are lists of all supported file formats grouped by type. If you don't see one you need, please submit a support request.
For more information, please also see the Surfer Help for File Formats.
Data Types (vector, image, data)
| DATA TYPES | IMPORT | EXPORT |
| 000 IHO S-57 Navigation Chart | X | |
| ACCDB Access Database | X | |
| AN? ACR-NEMA Medical Image | X | |
| BLN Golden Software Blanking | X | X |
| BMP Windows Bitmap | X | X |
| BNA Atlas Boundary | X | X |
| CSV Comma Separated Variables | X | X |
| DAT Data | X | X |
| DBF Database | X | X |
| DICOM3 Medical Image | X | |
| DDF SDTS TVP | X | |
| DGN MicroStation ISSF DGN v1-v7 | X | |
| DLG USGS Digital Line Graph | X | |
| DXF AutoCAD Drawing | X | X |
| E00 ESRI ArcInfo Export Format | X | |
| ECW ERMapper | X | |
| EMF Windows Enhanced Metafile | X | X |
| EPS Encapsulated Postscript | X | |
| FGDB ESRI File Geodatabase | X | |
| GIF Image | X | X |
| GML Geography Markup Language | X | |
| GPX GPS Exchange Format | X | X |
| GSB Golden Software Boundary | X | X |
| GSI Golden Software Interchange | X | X |
| HTML Image Map | X | |
| IMG ERDAS Imagine | X | |
| JPEG Compressed Bitmap | X | X |
| JPEG-2000 Bitmap | X | X |
| JSON GeoJSON Vector Map | X | |
| KML Google Earth KML | X | X |
| KMZ Google Earth KMZ | X | X |
| LAS LiDAR Data | X | X |
| LAZ LiDAR Data | X | X |
| MDB Access 97-2003 Database | X | |
| MDB ESRI Personal Database | X | |
| MID MapInfo Attributes | X | |
| MIF MapInfo Interchange Format | X | X |
| PDF Portable Document (raster and vector) | X | X |
| PDF Portable Document (GeoPDF) | X | X |
| PDF 3D Portable Document (3D PDF) | X | |
| PLT Golden Software PlotCall | X | |
| PLY Stanford PLY | X | |
| PNG Portable Network Graphics | X | X |
| PNM/PPM/PGM/PBM Image | X | |
| PNM Image | X | X |
| RGB SGI-RGB Image | X | X |
| RT? US Census TIGER/Line | X | |
| S-57 IHO S-57 Navigation Chart | X | |
| SEG-P1 Exchange Format | X | X |
| SHP ESRI Shapefile | X | X |
| SID LizardTech MrSID Image | X | |
| SLK Sylk Spreadsheet | X | X |
| STL STereoLithograph 3D Mesh | X | X |
| SUN Sun Raster Image | X | X |
| SVG Scalable Vector Graphics | X | |
| TAB MapInfo Table TAB/MAP vector format | X | |
| TGA Targa (TrueVision) | X | X |
| TIF Image | X | X |
| TIF Image GeoTIFF | X | X |
| TXT Text Data | X | X |
| XLS Excel Spreadsheet | X | X |
| XLSX Excel 2007 Spreadsheet | X | X |
| XLSM Excel 2007 Spreadsheet | X | |
| VCT IDRISI VCT Binary Vector | X | |
| WMF Windows Metafile | X | X |
| WRL VRML 3D Vector Model | X | |
| X-IMG AVS X-Image | X | X |
Grid Types
| GRID TYPES | IMPORT | EXPORT |
| ADF Arc/Info Binary Grid | X | X |
| AM Amira Mesh | X | X |
| AN? ACR-NEMA Medical Image | X | |
| ASC Arc/Info ASCII Grid | X | X |
| ASI Amira Stacked Images | X | |
| BIL/BIP/BSQ Banded Grid | X | X |
| BMP Windows Bitmap | X | |
| CPS-3 Grid Format | X | X |
| DAT XYZ data | X | |
| DICOM2 Medical Image | X | |
| DDF SDTS DEM | X | |
| DEM USGS DEM | X | X |
| DOS ETOPO-5 | X | |
| DTD DTED | X | |
| E00 ESRI ArcInfo Export Format | X | |
| ECW ERMapper | X | |
| ERS ERMapper Grid Format | X | X |
| FLD AVS Field | X | X |
| FLT ESRI Float Grid Format | X | X |
| GIF Image | X | |
| GLOBE DEM | X | |
| GRD Surfer 6 Text Grid | X | X |
| GRD Surfer 6 Binary Grid | X | X |
| GRD Surfer 7 Binary Grid | X | X |
| GRD Geosoft Binary Grid | X | X |
| GRIB Edition 1 Grid Format | X | |
| GXF Grid eXchange Format | X | X |
| HDF Hierarchical Data Format | X | X |
| HGT SRTM Elevation Data | X | |
| HDR GTOPO-30 | X | |
| IMG Analyze 7.5 Medical Image | X | X |
| IMG ERDAS Imagine | X | |
| IMG IDRISI Raster Format | X | |
| INFO Leica Confocal Raw Slices | X | |
| JPG Compressed Bitmap | X | |
| JPEG-2000 Bitmap | X | |
| LAT Iris Explorer | X | X |
| netCDF Network Common Data Form | X | X |
| PDF Raster | X | |
| PNG Portable Network Graphics | X | |
| PNM/PPM/PGM/PBM Image | X | |
| RAW Raw Binary Grid | X | X |
| RGB SGI-RGB Image | X | |
| SID LizardTech MrSID Image | X | |
| STK Metamorph | X | |
| SUN Sun Raster Image | X | |
| TGA Targa (TrueVision) | X | |
| TIF Image as Grid GeoTIFF | X | X |
| TXT Formatted Text Grid | X | |
| VTK Visualization Toolkit | X | X |
| X AVS X-Image | X | |
| Z-MAP Plus Grid Format | X | X |
3D Grid Types
| 3D GRID TYPES | IMPORT | EXPORT |
| DAT XYZC data | X | |
| HDF Hierarchical Data Format | X | X |
| VTK Visualization Toolkit | X | X |
Updated August, 2023
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