ALTO Technical Metadata for Optical Character Recognition (OCR)

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Stockholm ALTO Board meeting agenda


The agenda for the August 18, 2009 face-to-face meeting of the ALTO Editorial Board has been finalized.

Download a PDF version [PDF: 25 KB, 3 pages] of the agenda.

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ALTO Editorial Board established


The ALTO XML Standard now has an editorial board to help shape and advocate usage of the standard.

The following individuals will serve on the ALTO Editorial Board:

The board will oversee maintenance of the ALTO XML Schema and help foster usage in the digital library community.

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Library of Congress becomes maintenance agency for ALTO XML Schema


CCS Content Conversion Specialists GmbH transfers maintenance of ALTO XML Schema to the Library of Congress Network Development and MARC Standards Office.

The Library of Congress (LC) Network Development and MARC Standards Office has become the official maintenance agency for the ALTO (Analyzed Layout and Text Object) XML Schema. Prior to its arrival at LC, CCS Content Conversion Specialists GmbH External URL: maintained the ALTO standard. CCS has played a crucial role in ALTO's development dating back to its creation during the METAe project External URL:

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ALTO (Analyzed Layout and Text Object) is a XML Schema that details technical metadata for describing the layout and content of physical text resources, such as pages of a book or a newspaper. It most commonly serves as an extension schema used within the Metadata Encoding and Transmission Schema (METS) administrative metadata section. However, ALTO instances can also exist as a standalone document used independently of METS.