NetCDF ToolsUI
Unidata
Graphical interface to netCDF-Java / Common Data Model
http://test.opendap.org:8080/opendap/hyrax/agg/disc2.nascom.nasa.gov/TRMM_L3/TRMM_3A11/2011/032/catalog.xml#/opendap/hyrax/agg/disc2.nascom.nasa.gov/TRMM_L3/TRMM_3A11/2011/032/3A11.20110201.7.HDF