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Thanks to Tom Kagehiro for this reference to the Australian Fisheries Management Authority (AFMA) guide to e-Logbooks for vendors, including performance measures to certify software products.
NIST hosts an annual Interoperability Week.
More technical interoperability links include ROUND 2 SOAP Interoperability Tests Specification, Web Services Interoperability Plug-Fest!, WiMAX Forum Certification Program, European Interoperability Framework for pan-European eGovernment Services, Interoperability Clearinghouse.
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