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Convert XLS to FlatGeobuf

Convert XLS (.xls) to FlatGeobuf (.fgb) online for free. Fast, accurate geospatial format conversion with CRS reprojection.

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Upload your XLS file and get FlatGeobuf output in seconds.

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About XLS

XLS is the legacy Microsoft Excel binary spreadsheet format. It can be used as a geographic data source when it contains latitude/longitude columns.

Extensions: .xls

Software: Microsoft Excel, LibreOffice Calc, Google Sheets, QGIS, Python/xlrd

Limitations: Legacy format with 65,536 row limit. No geometry support. No CRS metadata. Read-only in GDAL.

About FlatGeobuf

FlatGeobuf is a performant binary encoding for geographic data based on FlatBuffers. It supports streaming and random access for fast partial reads.

Extensions: .fgb

Software: QGIS, GDAL/OGR, Leaflet, OpenLayers, GeoServer

Limitations: Relatively new format with limited support in older software. Single layer per file.

How to Convert XLS to FlatGeobuf

Upload your XLS file (.xls)
Review detected layers, features, and coordinate system
Select FlatGeobuf as your output format
Choose a target coordinate reference system (optional)
Click Convert and download your FlatGeobuf file

Frequently Asked Questions

How do I convert XLS to FlatGeobuf?

Upload your XLS file to ConvertGeoData, review the detected data, select FlatGeobuf as the output format, and click Convert. Your converted file will be ready to download in seconds.

Is the XLS to FlatGeobuf conversion free?

Yes! ConvertGeoData offers free conversions for all users. No account required for basic conversions. Sign up for a Pro or Business plan for higher limits.

Can I change the coordinate system during conversion?

Yes. ConvertGeoData automatically detects your source CRS and lets you reproject to any EPSG coordinate reference system during conversion.

What software can open FlatGeobuf files?

FlatGeobuf files can be opened with QGIS, GDAL/OGR, Leaflet, OpenLayers and more.