Hi Ghansham, We have a command-line interface for this operation [1]. If you want to see how it's implemented, I suggest you take a look at Nccopy [2]. Yes, you will need JNA on the classpath. It will be included transitively if you're building with Maven or Gradle. Cheers, Christian [1] http://www.unidata.ucar.edu/software/thredds/current/netcdf-java/reference/manPages.html#nccopy [2] https://github.com/Unidata/thredds/blob/v4.6.1/cdm/src/main/java/ucar/nc2/write/Nccopy.java#L143 Ticket Details =================== Ticket ID: EPO-648843 Department: Support netCDF Java Priority: Normal Status: Closed