MapGuide Maestro: Editor interface for MapGuide Open Source

MapGuide Maestro is an Open Source (LGPL) map authoring tool for MapGuide Open Source.

MapGuide Maestro is a free application that can ease the management of spatial data in MapGuide Open Source. Currently MapGuide Maestro has specialized editor interfaces for editing the following components of MapGuide Open Source: Feature sources, Layer definitions, Map Definitions, Web Layouts and Fusion Layouts.

http://trac.osgeo.org/mapguide/wiki/maestro/Downloads