# What's new in HDF5 2.1.0 and your questions - Scot Breitenfeld on Call the Doctor 2/24/26

**URL:** <https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708>\
**Category:** News and Announcements\
**Created:** [February 24, 2026, 1:10am UTC](https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708 "2026-02-24T01:10:31Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [February 24, 2026, 1:10am UTC](https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708/1 "2026-02-24T01:10:31Z")

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### What's new in HDF5 2.1.0 and your questions - Scot Breitenfeld on Call the Doctor 2/24/26

The HDF Group’s Director of Engineering, Scot Breitenfeld (@brtnfld) will give a quick preview of what to expect in HDF5 2.1.0, releasing very soon. Scot’s also available for all your HDF5 questions.

To join, just jump on the zoom:  
[Launch Meeting - Zoom](https://us06web.zoom.us/j/98286880081)  
February 24, 2025,12:20 p.m. central time US/Canada

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [February 24, 2026, 1:10am UTC](https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708/2 "2026-02-24T01:10:37Z")

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**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [February 24, 2026, 7:03pm UTC](https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708/3 "2026-02-24T19:03:50Z")

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<div class="post-metadata">

**Author:** ![lori.cooper](https://forum.hdfgroup.org/user_avatar/forum.hdfgroup.org/lori.cooper/32/1489_2.png) [@lori.cooper](https://forum.hdfgroup.org/u/lori.cooper)\
**Post date:** [February 25, 2026, 8:12pm UTC](https://forum.hdfgroup.org/t/whats-new-in-hdf5-2-1-0-and-your-questions-scot-breitenfeld-on-call-the-doctor-2-24-26/13708/4 "2026-02-25T20:12:25Z")

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Here’s the recording from Scot’s Call the Doctor session this week. Scot provided some “insider info” on what you can expect in the new HDF5 2.1.0 release, coming out later this week.

[![](https://img.youtube.com/vi/WWuMJif8JK4/maxresdefault.jpg "What's new in HDF5 2.1.0 and your questions - Scot Breitenfeld on Call the Doctor 2/24/26") ](https://www.youtube.com/watch?v=WWuMJif8JK4)