GeoTools

GIS Data Formats Guide

Learn about common GIS vector data formats, including their features, advantages, limitations, and use cases.

Vector Data Formats

Vector data represents geographic features using points, lines, and polygons. It is the most commonly used data type in GIS.

ESRI Shapefile

Supported
.shp.zip

ESRI Shapefile is the most widely used vector data format in GIS, developed by ESRI, consisting of shp, dbf, shx and other associated files.

GeoJSON

Supported
.geojson.json

GeoJSON is a JSON-based geospatial data interchange format defined by RFC 7946, widely used in web mapping and mobile applications.

Keyhole Markup Language

Supported
.kml

KML (Keyhole Markup Language) is a geographic markup language defined by Google, based on XML format, widely used in Google Earth and Google Maps.

KMZ

Supported
.kmz

KMZ is the compressed format of KML, packaging KML files and associated resources into a ZIP archive for easy distribution.

GPS Exchange Format

Supported
.gpx

GPX (GPS Exchange Format) is a standard XML format for GPS data exchange, widely used for storing and sharing tracks, routes, and waypoints.

TopoJSON

Supported
.topojson

TopoJSON is a topological encoding extension of GeoJSON that eliminates redundancy through shared arcs, significantly reducing file size.

Geography Markup Language

Supported
.gml

GML (Geography Markup Language) is an OGC-defined XML geographic markup language for geospatial data modeling, storage, and exchange.

GeoPackage

Supported
.gpkg.geopackage

GeoPackage is an OGC standard SQLite-based geospatial data container format supporting vectors, rasters, attribute tables, and tiles.

AutoCAD DXF

Supported
.dxf

DXF (Drawing Exchange Format) is Autodesk's CAD data exchange format, widely used in engineering drafting and GIS data conversion.

MapInfo TAB

Coming Soon
.tab

MapInfo TAB is the native vector data format of MapInfo Professional, consisting of tab, dat, map and other associated files.

MapInfo MIF/MID

Supported
.mif.mid

MapInfo MIF/MID is the MapInfo exchange format where MIF stores geometry and MID stores attributes for cross-platform data exchange.

CSV

Supported
.csv

CSV (Comma Separated Values) is a plain text table format that stores coordinate information in columns, the most basic tabular geographic data format in GIS.

Excel

Supported
.xlsx.xls

Excel (XLSX/XLS) is Microsoft's spreadsheet format that stores geographic data in coordinate columns, similar to CSV for GIS conversion.

OpenDocument Spreadsheet

Supported
.ods

ODS (OpenDocument Spreadsheet) is an OASIS standard open spreadsheet format that can store coordinate data for GIS conversion.

FlatGeobuf

Supported
.fgb

FlatGeobuf is an efficient geospatial data format supporting streaming reads and spatial filtering, optimized for fast data access.

GMT ASCII Vectors

Supported
.gmt

GMT ASCII Vectors is a vector data format for Generic Mapping Tools, used for geospatial data representation in scientific visualization.

Microstation DGN

Supported
.dgn

DGN is Bentley Microstation's native design file format, widely used in infrastructure engineering and architectural design.

AutoCAD DWG

Coming Soon
.dwg

DWG is Autodesk AutoCAD's native design file format, one of the most widely used formats in engineering design and drafting.

ESRI File Geodatabase

Supported
.gdb

ESRI File Geodatabase is ESRI's high-performance geodatabase format supporting massive data storage and complex GIS data modeling.

SQLite/SpatiaLite

Supported
.sqlite.db

SQLite/SpatiaLite is a SQLite database-based geospatial data storage solution supporting SQL queries and spatial indexing.

Arc/Info E00

Supported
.e00

Arc/Info E00 is the ESRI Arc/Info Workstation data exchange format, used for importing and exporting traditional ESRI data.

Geospatial PDF

Supported
.pdf

Geospatial PDF is a PDF file containing georeference information, allowing distance measurement and coordinate display in PDF readers.

UK NTF

Supported
.ntf

UK NTF (National Transfer Format) is a geographic data exchange format defined by the UK Ordnance Survey.

S-57 ENC

Supported
.s57.enc

S-57 ENC is an electronic navigational chart data standard defined by the International Hydrographic Organization (IHO) for maritime navigation.

US Census TIGER/Line

Supported
.rt1

US Census TIGER/Line is a geographic data format published by the US Census Bureau, containing roads, administrative boundaries, and census areas.