Welcome to the HDF5 Support Page!

NOTE: New and improved HDF5 Documentation is now located at

            https://docs.hdfgroup.org/hdf5/develop/

Current Releases:   HDF5-1.14.1     HDF5-1.12.2     HDF5-1.10.10     HDF5-1.8.23 

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Documentation

• Learning HDF5 - Various tutorials for learning about and using HDF5
• HDF5 Examples - Example applications for using HDF5
• Libraries and Tools Reference - Includes:

HDF5 C/Fortran Reference Manual:

• • Core Library: H5  H5A  H5D H5E H5ES H5F H5G H5I  H5L H5M H5O H5P H5PL H5R H5S  H5T H5VL H5Z
  • High Level:    H5LT  H5IM  H5TB  H5PT  H5DS H5DO Extensions
  • HDF5 Fortran Library information
    
    
• HDF5 Application Developer's Guide - Includes:

Release Specific Information

• • 1.14 Information:  new features,  software changes,  migrating to 1.14
  • 1.12 Information:  new features,  software changes,  migrating to 1.12
  • 1.10 Information:  new features,  software changes,  migrating to 1.10
  • 1.8 Information:    new features,  software changes

General Topics in HDF5:

• • Chunking
  • Compression
  • Parallel HDF5
  • Environment Variables Used by HDF5
  • performance
  • Asynchronous operations with HDF5 VOL connectors
  • VFD Subfiling
  • Onion VFD
  • Multi Dataset I/O

Advanced Topics in HDF5:

• • Information on: direct chunk, dynamic plugins, metadata cache, VDS, SWMR, etc..
    
    
• HDF5 User Guides
• Design Specifications - File format, Image and Palette, Table, and Dimension Scale