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hdf5-2.1.0-ubuntu-2404_gcc.deb 2026-03-02 55.6 MB
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hdf5-2.1.0.tar.gz 2026-03-02 42.1 MB
hdf5-2.1.0.zip 2026-03-02 44.7 MB
hdf5.tar.gz 2026-03-02 42.1 MB
hdf5.zip 2026-03-02 44.7 MB
HDF5 Release 2.1.0 source code.tar.gz 2026-03-02 42.1 MB
HDF5 Release 2.1.0 source code.zip 2026-03-02 45.0 MB
README.md 2026-03-02 1.6 kB
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🔆 Executive Summary: HDF5 Version 2.1.0

[!IMPORTANT]

  • The format of the GitHub tag for HDF5 releases has been changed to Major.Minor.Patch, consistent with the versioning policy change to follow the Semantic Versioning Specification described in this Wiki page. The previous tag format hdf5_Major_Minor_Patch that was created in addition for HDF5 2.0.0 will not be continued.
  • An RPM package is not provided for this release of HDF5 as an issue with the package was found during testing. The HDF Group is investigating alternative packaging methods for future releases.

Performance Enhancements:

  • Improved I/O performance on chunked datasets in some cases by enabling data sieving when possible

Significant Advancements:

  • Added Fortran wrappers for SWMR functionality

Enhanced Features:

  • Improved support for finding libaec compression libraries on the system
  • Enabled the ability to independently control whether zlib and szip libraries are built from external sources

Acknowledgements:

We would like to thank the many HDF5 community members who contributed to this release of HDF5.

Changelog and release information:

The full list of changes in this release can be found in CHANGELOG.md.

Information about a specific HDF5 release can be found at https://support.hdfgroup.org/documentation/hdf5/latest/release_specific_info.html.

Source: README.md, updated 2026-03-02