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Category: Formats

Graphic of a word cloud that shows keywords for FDDs

A Picture is Worth a Thousand Data Points: Visualizing File Format Data

Posted by: Liz Holdzkom

Technologist Ashley Blewer is using the format description document XML files to gather data across all FDDs. She has pulled this data into data visualization tools which allow us to see what categories our FDDs fall into and how many FDDs are being updated (by category, each year). These visualizations help the formats team to identify issues and streamline internal review and update processes.

Screenshot from FFV1/MKV test file, with timecode and caption indicating material produced by the Library of Congress.

Embracing FFV1 in Matroska Container as a “Preferred Format” in the RFS

Posted by: Liz Holdzkom

The digital preservation landscape is ever-evolving, and the Library of Congress has recently made a significant update to its Recommended Formats Statement (RFS), to upgrade FFV1 (version 3) in Matroska (.mkv) container from an "Acceptable Format" to one of five "Preferred Formats" for the preservation and long-term access of video materials, reflecting its ongoing commitment to staying at the forefront of audiovisual preservation.

Ensuring Enduring Access to eBooks: Update on Recent Research and Analysis

Posted by: Carlyn Osborn

Today’s guest post is from Andrew Cassidy-Amstutz, Kate Murray, Marcus Nappier, Camille Salas, and Trevor Owens of the Library of Congress. The Library of Congress recently completed a project to analyze the technical characteristics of a substantial set of eBook and eJournal files in the permanent collection and available for onsite access in Stacks, the …

Members of the FADGI AudioVisual Working Group pose in a conference room with virtual attendees appearing on the screen behind them.

Getting the Band Back Together: Recap of FADGI Audiovisual Working Group Meeting

Posted by: Tracee Haupt

Today’s guest post is from Kate Murray, Digital Projects Coordinator in Digital Collections Management and Services and Charles Hosale at American Folklife Center, both from the Library of Congress. I have said more than once that ‘FADGI’, pronounced ‘fah-gee’ and short for the Federal Agencies Digital  Guidelines Initiative, is a terrible acronym (Charles quips “Hey, …

Post-processing a manuscript in the Library’s Digital Scan Center, which conforms to FADGI guidance.”

3rd Edition of FADGI Still Image Digitization Guidelines Finalized

Posted by: Carlyn Osborn

Today’s guest post is from Hana Beckerle, a Digital Imaging Specialist in the Digitization Services Section at the Library of Congress. The Federal Agencies Digital Guidelines Initiative (FADGI) Still Image Working Group has finalized the Third Edition of its influential Technical Guidelines for Digitizing Cultural Heritage Materials. The Working Group published a draft version of the …

Introducing the new EPUB reader for e-books at the Library of Congress

Posted by: Carlyn Osborn

Today’s guest post is from Kristy Darby, a Digital Collections Specialist at the Library of Congress. The Open Access Books Collection on includes approximately 6,000 contemporary open access e-books covering a wide range of subjects, including history, music, poetry, technology, and works of fiction. All books in this collection were published under open access licenses, …