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| HDF5 Last Updated on 2026-03-23 The HDF5 Field Guide

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High-level Library

The high-level HDF5 library includes several sets of convenience and standard-use APIs to facilitate common HDF5 operations.

- HDF5 Lite APIs (H5LT,H5LD)
  Functions to simplify creating and manipulating datasets, attributes and other features
- HDF5 Images API (H5IM)
  Creating and manipulating HDF5 datasets intended to be interpreted as images
- HDF5 Table APIs (H5TB)
  Creating and manipulating HDF5 datasets intended to be interpreted as tables
- HDF5 Packet Table APIs (H5PT)
  Creating and manipulating HDF5 datasets to support append- and read-only operations on table data
- HDF5 Dimension Scales APIs (H5DS)
  Creating and manipulating HDF5 datasets that are associated with the dimension of another HDF5 dataset
- HDF5 Optimizations APIs (H5DO)
  Bypassing default HDF5 behavior in order to optimize for specific use cases
- Extensions (H5LR, H5LT)