UBL - Universal Business Language Customisations for General Use (by SystML)

SystML has released to public use a beta implementation of generalizations of UBL transactions.

This is intended as a collaborative community development project. The examples can be viewed from the web site http://www.systml.co.uk/xml/ and include both schemas and XML sample files.

Transactions included are:

Despatch Advice, Invoice, Order Cancellation, Order Change, Order Response, Order Response
Simple, Order, Receipt Advice

and

Application Response, Attached Document, Debit Note, Credit Note, Despatch Advice, Invoice, Order Cancellation, Order Change, Order Response, Order Response Simple, Order, Quotation, Receipt Advice, Remittance Advice, Request For Quotation, Self Billed Credit Note, Self Billed Invoice, Statement, Simple Document.

for more details and business process models for usage see the site.