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HDF5 Last Updated on 2026-02-14
The HDF5 Field Guide
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RFCs

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RFC IDTitle
2025-11-15https://dl.acm.org/doi/full/10.1145/3731599.3767557
2024-04-22Write-Ahead Log
2022-08-19Terminal VOL Connector Feature Flags
2021-05-28Multi-Thread HDF5
2021-02-19Selection I/O
2020-02-13VFD Sub-filing
2020-02-10Onion VFD
2019-09-23Virtual Object Layer (VOL) API Compatibility
2019-07-15Variable-Length Data in HDF5 Sketch Design
2019-04-10A Plugin Interface for HDF5 Virtual File Drivers
2018-12-31Dataset Object Header Size
2018-12-20MS 3.2 – Addressing Scalability: Scalability of open, close, flush CASE STUDY: CGNS Hotspot analysis of CGNS cgp_open
2018-08-30Sparse Chunks
2018-08-29H5FD_MIRROR Virtual File Driver
2018-08-15Splitter_VFD
2018-07-12Update to HDF5 References
2018-06-20Chunk query functionality in HDF5
2018-06-10VFD SWMR
2018-03-21API Contexts
2018-01-25Enhancement to the tool h5clear
2017-07-07H5Sencode/H5Sdecode Format Change
2016-01-05Setting Bounds for Object Creation in HDF5 1.10.0
2015-09-15File Format Changes in HDF5 1.10.0
2015-07-09Page Buffering
2015-06-15Metadata Cache Image
2015-04-29New Datatypes
2015-04-24Collective Metadata Writes
2015-04-23Enabling Collective Metadata Reads
2015-03-01The Tool to Handle HDF5 File Format Compatibility for Chunked Datasets
2015-02-12H5LTget_hardlinks – High-level API to list all the hard links to an object
2015-02-05HDF5 Fortran Wrappers Maintenance: Dropping Support for Non-Fortran 2003 Standard Compliant Compilers
2015-02-02New Autotools Behavior
2014-12-10HDF5 Virtual Dataset
2014-12-01Allocate/Free Mismatches in HDF5 Filter Code on Windows
2014-09-16Virtual Object Layer
2014-08-27Chunking and Compression Performance Tool Requirements
2014-07-29Replacing H5Fis_hdf5() with H5Fis_accessible()
2014-07-22Switching to a 64-bit hid_t Space in HDF5
2014-07-17Data Analysis Extensions
2014-07-07Virtual Object Layer
2014-05-24HDF5 Compression Demystified
2014-03-18Freeing Memory Allocated by the HDF5 Library
2014-03-13Options to handle compatibility issues for HDF5 files
2014-02-24Design: Metadata Cache Logging
2013-12-11Fine-Grained Control of Metadata Cache Flushes
2013-09-30Read Attempts for Metadata with Checksum
2013-09-19Core VFD Backing Store Paged Writes
2013-06-30Flush Dependency Testing
2013-03-16HDF5 Dynamically Loaded Filters
2012-11-14Direct Chunk Write
2012-10-24HDF5 File Space Management
2012-08-28New HDF5 API Routines for HPC Applications - Read/Write Multiple Datasets in an HDF5 file
2012-05-23HDF5 File Space Management: Paged Aggregation
2012-03-05Enabling a Strict Consistency Semantics Model in Parallel HDF5
2012-02-20h5repack: Improved Hyperslab selections for Large Chunked Datasets
2012-01-20A Maintainer's Guide for the Datatype Module in HDF5 Library
2012-01-04Actual I/O Mode
2011-11-19New public functions to handle comparison
2011-08-25Merging Named Datatypes in H5Ocopy()
2011-08-11Expanding the HDF5 Hyperslab Selection Interface
2011-07-26HDF5 File Space Allocation and Aggregation
2011-06-14Refactor h5dump to Improve Maintenance
2011-03-29Support External Link Open File Cache in HDF5 Tools
2011-01-18h5diff Attribute Comparisons
2010-11-22SWMR Timeouts
2010-11-19FUSE Performance Report
2010-11-04Caching Files Opened Through External Links
2010-10-18HDF5 File and Object Comparison Specification
2010-09-02h5edit – An HDF5 File Editing Tool
2010-07-27Reserved Characters for HDF5 Applications
2010-07-26High-Level HDF5 API routines for HPC Applications
2010-05-11h5diff – Exclude Object(s) from Comparison
2010-04-22Generating attributes into an object with a tool
2010-03-12Supporting HDF5 1.8 in HDF5 Command Line Tools
2009-12-18Supporting soft-link and external-link for h5diff
2009-09-07HDF5 Tools Library Functions
2009-06-12Default EPSILON values for comparing floating point data
2008-12-18Reporting of Non-Comparable Datasets by h5diff
2008-12-05External Link Traversal Callback
2008-10-30Setting Raw Data Chunk Cache Parameters in HDF5
2008-09-15Performance Report for Free-space Manager
2008-09-04Setting File Access Property List for accessing External Link
2008-07-28Native Time Types in HDF5
2008-07-23Special Values in HDF5
2008-03-01Dynamic Transformations to HDF5 Data
2008-02-09Using SVN branching to improve software development process at THG
2008-02-06Maintaining the HISTORY.txt and RELEASE.txt files in HDF5
2007-11-11Addressing HDF5 file corruption issue
2007-10-18NaN detection in HDF5
2007-08-01Metadata Journaling to Improve Crash Survivability
2007-04-13API Compatibility Strategies for HDF5
2007-01-15A "Private" Heap for HDF5
2006-06-23Performance Comparison of Collective I/O and Independent I/O with Derived Datatypes
2006-06-04h5stat tool
2006-05-05Simple Performance Test on Fletcher32 Filter
2006-04-10Requirement Specifications of an HDF5 File Format Validation Tool
2006-03-17Proposed changes to the sec2 driver
2006-01-24Mapping FITS data to HDF5
2004-08-11Conversion Between Text and Datatype

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