Mapeditor
ScmDraft 2 v.0.8.1
Scmdraft is the first and oldest third party map editor for Starcraft.
PnP TerrainCreator v.1. 2. 2002
PnP TerrainCreator's build in capabilities enable the creation of realistic heightmap based terrains within the shortest time. Let PnP TerrainCreator automatically generate your whole terrain with one single click.