NetCDF ToolsUI
Unidata
Graphical interface to netCDF-Java / Common Data Model
https://www.ncei.noaa.gov/thredds/catalog/cfs_refor_6h_9m_flx/1990/199001/19900106/catalog.xml#cfs_refor_6h_9m_flx/1990/199001/19900106/flxf1990050618.01.1990010612.grb2.md5