Packages with the hdf use flag

dev-lang / gdl : GNU Data Language

dev-perl / PDL : Perl Data Language for scientific computing

sci-libs / mathgl : Math Graphics Library

sci-libs / netcdf : Scientific library and interface for array oriented data access

  • Add support for the Hierarchical Data Format v.4 sci-libs/hdf

sci-misc / h5utils : Utilities for visualization and conversion of HDF5 files

sci-visualization / opendx : 3D data visualization tool

  • Add support for the Hierarchical Data Format (sci-libs/hdf)