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
arcgis-mcp-bridge
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.