# Regarding .h5 file format

**URL:** <https://discourse.slicer.org/t/regarding-h5-file-format/4172>\
**Category:** Support\
**Created:** [September 23, 2018, 1:09pm UTC](https://discourse.slicer.org/t/regarding-h5-file-format/4172 "2018-09-23T13:09:49Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![lassoan](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/lassoan/32/13_2.png) [@lassoan](https://discourse.slicer.org/u/lassoan)\
**Post date:** [September 23, 2018, 10:27pm UTC](https://discourse.slicer.org/t/regarding-h5-file-format/4172/2 "2018-09-23T22:27:55Z")

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HDF5 format is just a container. Slicer can read ITK transforms from HDF5 (and maybe images, too, through ITK IO classes). What information is stored in the HDF5 files? What software did you use to create them?

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_[View the full topic](https://discourse.slicer.org/t/regarding-h5-file-format/4172)._