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Click here to view an archive of FADGI Blog Posts from the Library of Congress blog The Signal


FADGI Updates Presented at the IASA 2021 Online Conference | September 27-30, 2021


Library of Congress I\V/A\V Informal Audio Visual Summit | September 2020
Kate Murray presented updates on FADGI guidelines, formats, and software.


embARC Open Source Software | Fall 2019
Presentation of the embARC software at IASA Annual Conference in October 2019 and the AMIA Annual Conference November 2019.


ADCTest Software Presentation | Spring 2018
Kate Murray and Rebecca Chandler presented FADGI's new audio digitization performance testing guidelines and a demo of the ADCTest software at ARSC Annual Conference in May 2018 and an extended version at the Audio Engineering Society Conference in June 2018.


FADGI's AS-07 featured in the No Time To Wait 2 symposium on open media, standardization, and audiovisual preservation | November 2017

Kate Murray introduces the DPX Embedded Metadata Guidelines at the IASA Annual Conference | September 2017

FADGI: Same acronym, new meaning | Updated January 3, 2017
While the Working Groups have focused on digitized content, recent projects have broadened the scope to include selected aspects of born digital content. Long known as FADGI, the acronym’s meaning is updated in 2017 from Federal Agencies Digitization Guidelines Initiative to the Federal Agencies Digital Guidelines Initiative to reflect this growing area of work.


FADGI Guidelines to Carry CC0 1.0 Universal License | Updated December 23, 2016
As works of the US federal government, FADGI guidelines and documents are in the public domain. Starting in 2017, FADGI publications will carry the CC0 1.0 Universal license for worldwide use and reuse.

Carl Fleischhauer retires from the Library of Congress | Updated April 15, 2016
The Library of Congress and FADGI members wish Carl Fleischhauer all the best in his retirement, effective April 2016. One of the group's founders and an influential and widely respected leader in the audio-visual community, he will remain active in the FADGI community and we look forward to continuing to benefit from his unparalleled skills and experience.


File Format Comparison Projects | September 9, 2014
This guideline was developed and approved by both working groups. Comparisons of file formats for still-image reformatting, video reformatting, and preservation-oriented treatment of born digital video. For the reformatting examples, matrices are used to compare formats in terms of about forty factors. For born-digital video, current practices in six federal agencies are described in case histories. The offerings include narrative explanatory documents and supplementary reports.


Performance Impairments Caused by Interstitial Errors: Field Test Report | April 8, 2013
This is volume one of a two-volume report commissioned by the Audio-Visual Working Group. The aim of this project was to advance user capabilities to test and measure audio digitization systems used in archival or preservation settings. This effort also produced the Analog-to-Digital Converter Performance Specification and Testing guideline.


Analog-to-Digital Converter Performance Specification and Testing | August 20, 2021
Guideline approved by Audio-Visual Working Group.

Embedding Metadata in Broadcast WAVE Files | April 23, 2012
Guideline approved by Audio-Visual Working Group.

Minimal Descriptive Embedded Metadata in Digital Still Images | March 23, 2012
Guideline created by the EMDaWG (Embedded Metadata Working Group) of the Smithsonian Institution, reviewed and recommended by the Still Image Working Group.


National Archives Digitization Tools Now on GitHub (NARA) | October 2011


Technical Guidelines Now Available | August 24, 2010
The Technical Guidelines for Digitizing Cultural Heritage Materials represents shared best practices for still image digitization followed by agencies participating in the Federal Agencies Digitization Guidelines Initiative (FADGI).  This comprehensive document reflects the current recommendations of the Still Image Working Group and reflects changes that have occurred in the digitization field during the last five years.

Evaluating Digitization and Digitization Equipment (PDF, 2.45 MB) | August 16, 2010
An overview of the recent technical guidelines developed by FADGI, and how they can be used to evaluate the results of digitization and digitization equipment. Presentation given by Michael Stelmach on August 16, 2010 for the "Issues and Answers in Digitization" Workshop Series, sponsored by CENDI, FLICC and FADGI.

Information Standards Quarterly article (PDF, 5.28 KB) | Spring 2010
The article "Format Considerations in Audio Visual Preservation Reformatting: Snapshots from the Federal Agencies Digitization Guidelines Initiative" by Carl Fleischhauer was published in the Spring 2010 issue of ISQ: Information Standards Quarterly.

Federal Computer Week article | February 5, 2010
Article about audio-visual collections and archiving in the federal government that includes coverage of the Federal Agencies Audio-Visual Digitization Working Group.


Presentation at IASA (PDF, 1.3 MB) | September 25, 2009
Carl Fleischhauer discussed the federal agencies initiative at the annual conference of the International Association of Sound and Audiovisual Archives on. After a general introduction, the main portion of the presentation provides an update on activities in the audiovisual working group.

Presentation at Archiving 2009 (PDF, 2.28 MB) | May 7, 2009
Michael Stelmach and Carl Fleischhauer presented an overview of the federal agencies initiative at the IS&T Archiving 2009 conference in Arlington, Virginia, on.


Library of Congress Collaborates with Xerox to Test JPEG 2000 Format | October 2007
The Library and Xerox collaborate to study the potential of using the JPEG 2000 format in large repositories of digital cultural heritage materials.


Working Groups

Still Image Working Group
This group is involved in a cooperative effort to develop common digitization guidelines for still image materials.

Audio-Visual Working Group
This group works collaboratively on common and sustainable technical guidelines, methods, and practices for digitized and born digital sound recordings and moving images.

Last Updated: 01/06/2022