[[IBM]], [[Red Hat]], [[Oracle Corporation]], and [[Microsoft]] and [http://www.wso2.com WSO2] are some of the vendors that provide middleware software. Vendors such as [[Axway]], [[SAP AG|SAP]], [[TIBCO]], [[Informatica]], [[Objective Interface Systems]], [[Pervasive Software|Pervasive]], ScaleOut Software and [[webMethods]] were specifically founded to provide more niche middleware solutions. Groups such as the [[Apache Software Foundation]], [[Opensaf|OpenSAF]], the [[ObjectWeb|ObjectWeb Consortium]] (now OW2) and OASIS' [[AMQP]] encourage the development of [[open source]] middleware. Microsoft .NET "Framework" architecture is essentially "Middleware" with typical middleware functions distributed between the various products, with most inter-computer interaction by industry standards, open APIs or RAND software licence. [[Solace systems|Solace Systems]] provides middleware in purpose-built hardware for implementations that may experience scale. [[StormMQ]] provides [[Message Oriented Middleware]] as a service.
