The 38 Tamil Nadu district boundaries from TNGIS (https://tngis.tn.gov.in/), written by GeoKolam's own exporters.
Shapefile, GeoJSON, CSV (WKT geometry), KML and GPX are in WGS 84. DXF is in WGS 84 / UTM zone 44N.
Attributes: English name, Tamil name and LGD code. GPX has no polygon type, so the app writes outer rings as tracks.
