Collection of Open Series Maps from Survey Of India - Copyright Notice

Code used to extract this data.

All the data below is updated monthly

Collection Summary

• List Of All Available Sheets
• Extraction Status Page

Get A Copy

The data is also hosted as a mosaic of pmtiles files in the releases

This can be downloaded as local mbtiles by running the following commands( after installing uv:

uv run https://raw.githubusercontent.com/ramSeraph/indianopenmaps/refs/heads/main/utils/download_as_mbtiles.py https://github.com/ramSeraph/opendata/releases/download/soi-latest/soi.mosaic.json soi.mbtiles

This creates a file soi.mbtiles in the current directory containing the whole data.

The process requires a disk space of around 12GB and will download around 10GB from the internet.

Web

• Tile URL
  • https://indianopenmaps.fly.dev/soi/osm/{z}/{x}/{y}.webp
• Demo Page
  • DEMO of the tilemap

JOSM

• Plugins needed to use the above tile url with JOSM
  • ImageIO plugin
    • After enabling the plugin enable webp in Imagery Preferences -> ImageIO tab
• A locally downloaded soi.mbtiles file can also be used by installing the following plugins and opening the file in JOSM.
  • ImageIO plugin
    • After enabling the plugin enable webp in Imagery Preferences -> ImageIO tab
  • iandees/josm-mbtiles

Appendix

• Notes on the what was done to get the data in the present form and possible problems.
• Original sheet grid shapefile
• Modified Index geojson for the sheet grid