The University of California Curation Center (UC3) is pleased to announce the 
availability of the Unified Digital Format Registry (UDFR).  http://udfr.org/

The goal of the UDFR project is to "unify" the function and data holdings of 
PRONOM and GDFR into a new semantically-enabled, community-supported, open 
source registry of format representation information.  The initial UDFR data 
were imported from the IANA MIME type registry and PRONOM, and include 
information about:

*         846 file formats

*         28 character encodings

*         17 compression algorithms

*         1,198 MIME types

*         548 external signatures (file extensions)

*         494 internal signatures (magic numbers)

*         268 software packages

*         156 agents

The UDFR is based on the OntoWiki semantic wiki platform and the Virtuoso RDF 
quadstore.  A user's guide to the UDFR, including an introductory "Getting 
Started" section, is available at http://udfr.org/docs.  Use of the UDFR is 
open to the public, although contribution of new, or editing of existing, data 
requires prior self-service account registration.

Development of the UDFR was generously supported by the Library of Congress as 
part of its National Digital Information Infrastructure Preservation Program 
(NDIIPP).  More information about the UDFR project is available at 
http://udfr.org/project.  A mailing list, 
[email protected]<mailto:[email protected]>, is available for 
comments and discussion.  To subscribe, follow the instructions at 
http://udfr.org/docs.

--sla

Stephen Abrams
Associate Director, UC Curation Center
California Digital Library
University of California, Office of the President
[email protected]<mailto:[email protected]>
+1 510-987-0370

On behalf of the UDFR project team

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