Utilize the HDF5 high performance data software library and file format to manage, process, and store your heterogeneous data. HDF5 is built for fast I/O processing and storage.

Hierarchical Data Format (HDF) is a set of file formats (HDF4, HDF5) designed to store and organize large amounts of data.

The HDF Group is the developer, maintainer, and steward of HDF5 software. Find more information about The HDF Group, the HDF5 Community, and other HDF5 software projects, …

This is an introduction to the HDF5 data model and programming model. Being a Getting Started or QuickStart document, this Introduction to HDF5 is intended to provide enough information …

Apr 10, 2025 · HDF5 uses a "file directory" like structure that allows you to organize data within the file in many different structured ways, as you might do with files on your computer. The …

3 days ago · HDF5 consists of a file format for storing HDF5 data, a data model for logically organizing and accessing HDF5 data from an application, and the software (libraries, language …

This document defines Hierarchical Data Format 5 (HDF5), a data model, file format and I/O library designed for storing, exchanging, managing and archiving complex data including …

The HDF5 Library and Tools 1.10.11 release is now available from the HDF5 1.10.11 download page on the HDF Support Portal. This is a maintenance release with a few changes and updates:

This download location is intended for new users of HDF5 or those looking for the most recent production version. Older versions of HDF5 can be downloaded from the Support site.

HDF5 lets you store huge amounts of numerical data, and easily manipulate that data from NumPy. For example, you can slice into multi-terabyte datasets stored on disk, as if they were …