Product support help desk for the HDF-EOS library and the Product Generation Executable toolkit. This email directly reaches the contractors that maintain the HDF-EOS API for NASA.
Send any question about NASA HDF to this email address. Also, please send any comments/questions about this website to this email address.
Product support help desk for the HDF libraries, both HDF4 and HDF5. The HDF Group develops and maintains HDF, but not the HDF-EOS API.