io.github.muend

arcgis-mcp-bridge

ArcGIS MCP Bridge

A secure, local-first MCP server exposing ArcGIS Pro's ArcPy engine over stdio JSON-RPC.

stdiocommunityapplication

Package Details

Transportstdio

Environment Variables

ARCPY_PYTHON_PATH(str)
Required

Path to the licensed ArcGIS Pro Python interpreter or cloned arcgis-mcp-env interpreter.

ARCGIS_MCP_ALLOWED_ROOTS(str)

Optional semicolon-separated PathGuard boundary roots for local GIS data.

ARCGIS_MCP_SCRATCH_GDB(str)

Optional default output workspace. If set, it must point to an existing file geodatabase.

ARCGIS_MCP_MAX_WORKERS(str)

Optional maximum number of concurrent ArcPy worker subprocesses. Defaults to 2.