NetCDF

Network Common Data Form
Filename extension
.nc
Internet media typeapplication/netcdf
application/x-netcdf
Magic numberCDF\001
\211HDF\r\n\032\n
Developed byUniversity Corporation for Atmospheric Research (UCAR)
Latest release
4.9.3  (7 February 2025 (7 February 2025))
Type of formatscientific binary data
Extended fromCommon Data Format (CDF)
Hierarchical Data Format (HDF)
Websitewww.unidata.ucar.edu/software/netcdf/

NetCDF (Network Common Data Form) 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 (UCAR). They are also the chief source of netCDF software, standards development, updates, etc. The format is an open standard. NetCDF Classic and 64-bit Offset Format are an international standard of the Open Geospatial Consortium.