NetCDF Operators (NCO)
NCO is a package of command line operators that manipulates generic netCDF data and supports some CF conventions.
Recent NCO Updates
NCO is being actively developed and supported.
NCAR Command Language (NCL)
Interpreted language for scientific data analysis and visualization.
Recent NCL Updates
The latest release includes new regridding capabilities, in addition to a new color display model and new graphical defaults.
Climate Data Operators (CDO)
A collection of command-line operators to manipulate and analyze climate and numerical weather prediction data; includes support for netCDF-3, netCDF-4 and GRIB1, GRIB2, and other formats.
Recent CDO Updates
The latest release includes Ruby and Python interfaces, bug fixes, and new operators. The latest CDO uses netCDF 4.2.