MME: Minnesota Metadata Editor

MME software allows users to view and edit metadata (documentation) using the Minnesota Geographic Metadata Guidelines (MGMG). MGMG is a streamlined version of an international metadata standard.


Portable version

This version does not need to be installed and does not interact with Windows or ArcGIS.


  • Getting started: See the setup instructions webpage or the setup readme file (only the instructions for the Portable version currently apply)
  • More Help within MME: From the Help menu, choose Contents
  • An FAQ will soon be added to this webpage.
  • Other questions not answered above, contact Nancy Rader, MnGeo,, 651-201-2489


  • The Environmental Protection Agency and Innovate! Inc. for providing free source code for EPA Metadata Editor v. 3.1.1 and permission to customize it.
  • Metadata Workgroup members for development and testing, and most notably Jim Gonsoski, MN Dept.of Agriculture and the Metropolitan Council, for programming.
  • Volunteers who tested the beta version.

Return to Metadata Workgroup page


Geographic Data Clearinghouse