ONIX Product Information Standards Release 2.0

The following files are available for download. Most users will require the Overview, XML Message Specification, Guidelines: Product Record, and XML DTD.

Overview and Summary List of Data Elements
Includes a summary list of all ONIX Product Information data elements.

XML Message Specification
Specifies the overall layout of the ONIX XML Product Information message, including the content of the message header, and covers essential XML conventions. Required for all applications except Level 1.

Guidelines: Product Record
Specifies the content of product records in an ONIX Product Information message. Required for all applications except Level 1.

Guidelines: Main Series Record
Guidelines: Subseries Record
These two documents specify the content of series and subseries records in an ONIX Product Information message. Required only for applications where series information must be sent as separate records, rather than as an integral part of the product record.

Guidelines: Level 1
This subset of the ONIX Product Information message provides limited functionality, and is now being maintained only for existing users. Not recommended for new users.

XML DTD and structure diagrams (ZIP file)
This ZIP file contains the set of text files which together constitute a formal definition allowing standard XML software to parse, verify and operate on the content of correctly formulated ONIX Product Information messages. The DTD Is accompanied by a set of HTML files which provide linked structure diagrams. Required for all applications.