ogr2gui is a open source project offering a graphical user interface (gui) for ogr2ogr. ogr2ogr is a command line utility used to convert and manipulate geospatial data.
iGOR: interactive graphical ogr reprojector. iGOR is a windows graphical user interface for the GDAL ogr2ogr {http://www.gdal.org/ogr2ogr.html} developed in Java.