HDF® technologies and supporting services that make possible the management of large, complex data collections. Support Requests: help.hdfgroup.org
Joined October 2011
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79 Photos and videos
May 1
We are seeking feedback on the a new RFC: String-Based Filter Configuration API in HDF5. Link to the RFC and discussion thread here: forum.hdfgroup.org/t/13776
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The HDF Group retweeted
The HDF Group is now a CVE Numbering Authority (CNA) assigning CVE IDs for all HDF software including HDF5, HDF4, HSDS, HDFView
cve.org/Media/News/item/news…
#cve #cna #vulnerability #vulnerabilitymanagement
#opensource @CVEnew @hdf5
ALT New CVE Program Partner
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Mar 24
HDF5 2.1.0 is officially on @condaforge! Jump to the 2.x series with the new ROS3 backed by Amazon's C S3 library, modern hardware datatype support (bfloat16), new defaults for cloud optimized HDF5, and improved performance overall! Check out the files: anaconda.org/conda-forge/hdf…
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Feb 20
New NISAR sample data products are live, showcasing how HDF5 enables seamless, high-performance access to massive Earth science datasets--and they're cloud-optimized from the start. Need help getting your data cloud optimized? Reach out to The HDF Group.
earthdata.nasa.gov/news/nisa…
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10 Dec 2025
We're thrilled to announce a major award from the U.S. National Science Foundation @NSF! This #SafeOSE award will fund critical efforts to enhance the safety, security, and privacy of the open-source HDF5 ecosystem.
hdfgroup.org/2025/12/10/the-…
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2 Dec 2025
The HDF Group's John Readey just returned from presenting at the Second Visualizing Offline and Live Data with AI (VOLDA) Workshop - 2025!
Check out John's talk, "Data Streaming using HDF5 and HSDS" agenda.ciemat.es/event/4923/…
Full VOLDA Workshop agenda: agenda.ciemat.es/event/4923/…
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12 Nov 2025
HDF5 2.0.0 is here! Learn more about what's packed into this new release in the newsletter: hdfgroup.org/2025/11/10/rele…
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4 Aug 2025
In Tuesday's Call the Doctor, we'll talk to Steven Varga creator of IEX2H5, a high-performance C utility that converts IEX Transport Protocol (IEX-TP) packet captures into structured HDF5 datasets. Join us! More info: forum.hdfgroup.org/t/13407
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22 Jul 2025
We've updated this post to talk about some of the features available in the next HDF5 library release 2.0: CMake presets, new ROS3 backend, and building the library with a faster DEFLATE compression filter. hdfgroup.org/2025/07/22/how-…
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17 Apr 2025
We're excited to announce Scot Breitenfeld as our new Director of Engineering! hdfgroup.org/2025/04/16/appo…
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The HDF Group retweeted
3 Mar 2025
Please come and see how you can talk to @hdf5 data in natural language:
forum.hdfgroup.org/t/bringin…
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25 Feb 2025
We're removing Autotools --> full details in this forum post:
forum.hdfgroup.org/t/hdf5-sh…
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29 Jan 2025
If anyone is curious to see HSDS used with really large datasets (> 1TB), checkout this repo: forum.hdfgroup.org/t/nrel-ex… You'll find some python notebooks, and this repo also supports github codespaces.
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16 Oct 2024
Would adding map support to the Highly Scalable Data Service (HSDS) be helpful? Check out this design document and let us know - what features would you look for? Do you have a funding available for us to add this or a proposal that might cover this work? forum.hdfgroup.org/t/hsds-ma…
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10 Sep 2024
Videos and slide decks for most presentations from #HUG24 have been posted: hdfgroup.org/hug/hug24/agend…
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11 Jun 2024
Today Engineering Director Dana Robinson participated in the 2024 CASS Community BOF Days. This event continues through the 13th--it's not too late to register for sessions happening Wednesday and Thursday!
cass.community/bofs.html
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6 May 2024
Announcing fixes to CVE issues - these fixes are included in the HDF5 1.14.4 release that came out in April. Details on the blog: hdfgroup.org/2024/05/new-hdf…
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30 Apr 2024
Webinar Announcement: h5rdmtoolbox – A Python Research Data Management Toolbox for HDF5 webinar will be this Friday (May 3) at 11:00 a.m. Central time (US/Canada) Join us--registration is required: us06web.zoom.us/meeting/regi…
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29 Apr 2024
Do you use non-IEEE reduced-precision floating point types in your machine learning workflows? We’re thinking of adding further support for additional types, like BFLOAT16 and FP8, to HDF5 1.14.5. Respond to this survey to help us prioritize: forum.hdfgroup.org/t/12250
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