IBM's WebSphere Service Registry and Repository is an SOA governance option.
The Tivoli Composite Application Manager for SOA Platform is... an SOA Governance option from IBM.
JaxView, from ManagedMethods in Boulder, Colorado, is an SOA governance option.
CentraSite is an SOA governance platform from Software AG.
Compliance Express is an SOA governance platform from Chicago-based Ilantus.
WSO2's Governance Registry is an SOA governance platform.
HP SOA Systinet is an SOA governance offering, from Hewlett-Packard.
HP SOA Policy Enforcer is an older, presently obsolesced SOA governance appliance, from Hewlett-Packard.
Innovator is a versatile modeling, SOA governance, and business process management platform from German company MID.
The Akana Platform is a comprehensive suite of software for SOA governance. Akana was formerly SOA Software but was rebranded Akana in March 2015 and then acquired by Rogue Wave in 2016.