NCO is a suite of programs designed to facilitate manipulation and analysis of self-describing data stored in the netCDF

NetCDF

NetCDF is a set of software libraries and self-describing, machine-independent data formats that support the creation, access, and sharing of array-oriented scientific data. The project homepage is hosted by the Unidata program at the University Corporation for Atmospheric Research...

format.

Program Suite

ncap: netCDF Arithmetic Processor
ncatted: netCDF Attribute Editor
ncbo: netCDF Binary Operator (includes ncadd, ncsubtract, ncmultiply, ncdivide)
ncea: netCDF Ensemble Averager
ncecat: netCDF Ensemble Concatenator
ncflint: netCDF File Interpolator
ncks: netCDF Kitchen Sink
ncpdq: netCDF Permute Dimensions Quickly, Pack Data Quietly
ncra: netCDF Record Averager
ncrcat: netCDF Record Concatenator
ncrename: netCDF Renamer
ncwa: netCDF Weighted Averager