Many popular programming languages have support, either natively or from a third-party library, for reading and writing HDF5 files. The HDF Group itself supports C/C++ and Java libraries. The Dakota Project suggests the h5py module for Python. Examples that demonstrate using h5py to access and use Dakota HDF5 output may be found in the Dakota installation at dakota/share/dakota/examples/official/hdf5.
Sandia National Laboratories is a multimission laboratory managed and operated by National Technology and Engineering Solutions of Sandia, LLC., a wholly owned subsidiary of Honeywell International, Inc., for the U.S. Department of Energy’s National Nuclear Security Administration under contract DE-NA-0003525.