NetCDF ToolsUI
Unidata
Graphical interface to netCDF-Java / Common Data Model
https://thredds.daac.ornl.gov/thredds/catalog/ornldaac/1015/half_degree/cru5_wetday_frq_hd_1961-90/catalog.xml#1015/half_degree/cru5_wetday_frq_hd_1961-90/cru5_wetday_frq_hd_61-9011.nc4