A fifth release candidate of GRASS 6.3.0 is now available:
Source code download:
An initial announcement has been drafted at
Key fixes include improved portability for MS-Windows (native support), several module fixes, and especially the introduction of a new, Python based portable graphical user interface which includes a new vector digitizer.
About GRASS GIS:
Commonly referred to as GRASS, this is a Geographic Information System (GIS) used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization. GRASS is currently used in academic and commercial settings around the world, as well as by many governmental agencies and environmental consulting companies. GRASS is official project of the Open Source Geospatial Foundation.
Web site: http://grass.osgeo.org/