| Product | Description | URL |
| Document Type Definition | The official DTD. | http://hdf.ncsa.uiuc.edu/HDF5/XML/DTD/HDF5-File.dtd
(printable version: http://hdf.ncsa.uiuc.edu/HDF5/XML/DTD/HDF5-File.txt) |
| h5gen | Read XML, create HDF5 | http://hdf.ncsa.uiuc.edu/java-hdf5-html/H5gen/index.html |
| h5dump | Read HDF5, write XML. | http://hdf.ncsa.uiuc.edu/HDF5/doc/Tools.html |