Why should I care about the HDF5 1.10.2 Release?

On March 30th, we announced the release of HDF5 version 1.10.2. With this release, we accomplished all the tasks planned for the major HDF5 1.10 series. It is time for applications to start migrating (or start their migration) from HDF5 1.8 to the new major release as we will be dropping support for HDF5 1.8 in Summer 2019. In this blog post , we will focus only on the major new features and bug fixes in HDF5 1.10.2. Hopefully, after reading about those, you will be convinced it is time to upgrade to HDF5 1.10.2.

Release of HDF5 1.10.2 – Newsletter #160

The HDF5 1.10.2 release is now available for download from: https://www.hdfgroup.org/downloads/hdf5/
The source code (only) can also be obtained from: https://portal.hdfgroup.org/display/support/HDF5+1.10.2
User documentation for HDF5 1.10 can be accessed here: https://portal.hdfgroup.org/display/HDF5/

Large wind dataset now available via HDF Cloud

50TB of Wind Integration National Dataset (WIND) toolkit data is now available to anyone via HDF Cloud thanks to the work and collaboration between John Readey, Sr. Architect at The HDF Group and NREL (the National Renewable Energy Laboratory). Access the data now with a Jupyter Notebook or through the interactive web-based visualization tool. If you want

Community development projects from The HDF Group

We are pleased to announce the launch of HDF Group’s new Support Portal and the HDF Forum. The new Support Portal, is located at https://portal.hdfgroup.org is the new home of materials previously found at support.hdfgroup.org. The old support will remain online but will no longer be updated. The new HDF Forum can be found at

Release of HDF5 1.8.20 – Newsletter #159

The HDF5 1.8.20 release is now available. It can be obtained from The HDF Group Support Download page: https://support.hdfgroup.org/downloads/ It can also be obtained directly from: https://support.hdfgroup.org/HDF5/release/obtain518.html HDF5 1.8.20 is a minor release with a few new features and changes. Important changes include: An issue with H5Zfilter_avail was fixed where it was not finding available

The HDF Group welcomes Ann Johnson as Director of Engineering

The HDF Group is pleased to announce Ann Johnson has joined as the new Director of Engineering, reporting to David Pearah, CEO. Ann was most recently the Vice President of Engineering at Reservoir Labs, responsible for global engineering operations, personnel, and project management. Prior to Reservoir Labs, Ann held several executive management positions at SiCortex,

The HDF Group will launch their new website Tuesday, October 17th

Greetings! The HDF Group is pleased to launch our new website on the evening of Tuesday, October 17th. Our new site features a new design, a new logo, and other improvements—all based on feedback from our users. You’ll find improved and simplified navigation with a better layout focused on the needs of our customers and

Release of the h4toh5 Conversion Library and Tools Version 2.2.3 (Newsletter #158)

Version 2.2.3 of the h4toh5 Conversion Library and Tools is now available from the HDF Downloads page: https://support.hdfgroup.org/downloads/index.html#h4h5 It can be obtained directly from: https://support.hdfgroup.org/products/hdf5_tools/h4toh5/download.html This release was tested with HDF 4.2.13, HDF5-1.8.19, and HDF5-1.10.1, and contains many changes, including:  Numerous improvements were made to the tools. For example: h4toh5 now follows the HDF5 dimension scale

Handling (and ingesting) data streams at 500K mess/s

By Francesc Alted. He is a freelance consultant and developing author of different open source libraries like PyTables, Blosc, bcolz and numexpr and an experienced programmer in Python and C. Francesc collaborates regularly with the The HDF Group in different projects. We explain our solution for handling big data streams using HDF5 (with a little help

Scroll to Top