GIS Data Conversion MCP MCP Server

An MCP server for converting GIS filetypes (1000+ Downloads)

Local serverstdio

What is the GIS Data Conversion MCP MCP server?

Most developer tooling work still happens through a UI a human drives. GIS Data Conversion MCP MCP server moves it into the conversation instead. An MCP server for converting GIS filetypes (1000+ Downloads).

The short version

The GIS Data Conversion MCP is an MCP (Model Context Protocol) server that gives LLMs access to geographic data conversion tools.

  • Reverse Geocoding — - Convert coordinates to location information
  • WKT/GeoJSON Conversion — - Convert between Well-Known Text and GeoJSON formats
  • CSV/GeoJSON Conversion — - Transform tabular data with coordinates to GeoJSON and vice versa
  • TopoJSON/GeoJSON Conversion — - Convert between GeoJSON and TopoJSON (topology-preserving format)
  • KML/GeoJSON Conversion — - Transform KML files to GeoJSON format

Getting it running

Setup follows the usual MCP pattern — install or clone the server, register it in your client's configuration file, restart the client. The configuration blocks on this page cover the common clients.

The tools it exposes

The server publishes 9 tools. What each one is for:

  • wkt_to_geojson — The wkt_to_geojson tool exposed by this server
  • geojson_to_wkt — The geojson_to_wkt tool exposed by this server
  • csv_to_geojson — The csv_to_geojson tool exposed by this server
  • geojson_to_csv — The geojson_to_csv tool exposed by this server
  • geojson_to_topojson — Converts GeoJSON to TopoJSON format (more compact with shared boundaries)
  • topojson_to_geojson — The topojson_to_geojson tool exposed by this server
  • kml_to_geojson — The kml_to_geojson tool exposed by this server
  • geojson_to_kml — The geojson_to_kml tool exposed by this server
  • coordinates_to_location — Converts latitude/longitude coordinates to location name using reverse geocoding

Things to watch

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • With 9 tools registered it takes up a noticeable share of the context window; turn it off in projects that never touch GIS Data Conversion MCP.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

How it compares

Among the developer tooling options, the useful question is rarely "what can it do" but "what does it cost you to run" — permissions, credentials, and how much of your context its toolset consumes. GIS Data Conversion MCP's toolset — wkt_to_geojson, geojson_to_wkt, csv_to_geojson and 6 more — is a fair guide to whether it matches your workflow. It is maintained by ronantakizawa; worth a glance at recent repository activity before you build anything load-bearing on it.

This entry was verified against GIS Data Conversion MCP's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.

Available tools

ToolWhat it does
wkt_to_geojsonThe wkt_to_geojson tool exposed by this server.
geojson_to_wktThe geojson_to_wkt tool exposed by this server.
csv_to_geojsonThe csv_to_geojson tool exposed by this server.
geojson_to_csvThe geojson_to_csv tool exposed by this server.
geojson_to_topojsonConverts GeoJSON to TopoJSON format (more compact with shared boundaries).
topojson_to_geojsonThe topojson_to_geojson tool exposed by this server.
kml_to_geojsonThe kml_to_geojson tool exposed by this server.
geojson_to_kmlThe geojson_to_kml tool exposed by this server.
coordinates_to_locationConverts latitude/longitude coordinates to location name using reverse geocoding.

How to install the GIS Data Conversion MCP MCP server

{
  "mcpServers": {
    "gis-dataconversion-mcp": {
    "command": "npx",
    "args": [
      "-y",
      "a11y-mcp-server"
    ]
   }
  }
}

Configuration as documented by the project. Restart the client after saving.

Example prompts to try

  • Use GIS Data Conversion MCP to wkt to geojson.
  • Use GIS Data Conversion MCP to geojson to wkt.
  • Use GIS Data Conversion MCP to csv to geojson.

Frequently asked questions

The server depends on `@modelcontextprotocol/sdk`, `wellknown`, `csv2geojson`, `topojson-client`, `topojson-server`, `@tmcw/togeojson`, and `xmldom`.