HDFView Software HDFView software consists of the HDFView utility and the Java HDF Object Package. HDFView is a visual tool written in Java for browsing and editing HDF (HDF5 and HDF4) files. Using HDFView, you can: View a file hierarchy in a tree structure Create new files, add or delete groups and datasets View and modify the content of a dataset Add, delete and modify attributes HDFView uses the Java HDF Object Package, which implements HDF4 and HDF5 data objects in an object-oriented form.