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Please see The HDF Group's new Support Portal for the latest information.


The latest versions of the software developed for the JPSS project are available for download. See the list below.

High-level Library for handling HDF5 object and region references Release 1.1.5 July 20, 2016

The library contains C and Fortran APIs to:

The 1.1.5 release is a minor release. It was tested with HDF5-1.8.17 and HDF5-1.10.0-patch1.

Please see the Release Notes for complete details regarding this release.

HL REGION 1.1.5 Source Code

    Source Code Unix (tar) Windows (zip)
Check-sum (MD5 format) for source tar file

HL REGION 1.1.5 Pre-built Binary Distributions

The pre-built binary distributions in the table below include the HL REGION libraries and include files.

Linux 2.6 CentOS 6 x86_64 gcc, gfortran 4.4.7 (w/Fortran)
Windows (64-bit) CMake VS 2013 C, gfortran
Windows (64-bit) CMake VS 2015 C, gfortran

nagg Release 1.6.2 July 22, 2016

nagg is a tool for aggregating JPSS data granules from existing files into new files with a different number of granules per file or different combinations of compatible products than in the original files. The tool was created to provide individual users the ability to rearrange NPP product data granules from downloaded files into new files with aggregations or packaging that are better suited as input for a particular application.

The 1.6.2 release provides an environment variable to override the limit on the total number of granules processed at run time and adds two new command options:

The tool was tested on Linux 64-bit systems. For more information on this release, see the RELEASE.txt file.

Source code and binaries

(For earlier versions, see: All Releases)

h5edit Release 1.3.1, November 17, 2014

The h5edit tool is a command-line tool to edit HDF5 files. The current version is limited to operations on attributes only. It supports:

The h5edit 1.3.1 release contains the following changes:

See the Release Notes for complete details on this release.

Source code (tgz format)

h5augjpss Release 1.0.0 August 15, 2011

The h5augjpss tool is designed to modify a JPSS HDF5 product file to be accessible by the netCDF-4 version 4.1.3 library. The tool:

The tool was tested on Linux 32 and 64-bit systems. For more information, see the RELEASE.txt file.

Source code (tgz format)

See the README.txt file in the source code for information on building and running h5augjpss.

Chunking and Compression Performance Tool prototype July 17, 2016

The Chunking and Compression Performance (CPP) tool is a prototype designed to help assess the effect of using various file parameters and access patterns on performance and storage.

The tool was tested on Linux 64-bit systems. For more information, see the README.txt file.

Source code (tgz format)

For general information on each tool, see the Software page.

See the Technical Support page for help.

Documentation is available on the Documentation page.

- - Last modified: 12 October 2016