Existing services may be SOAP, POX/REST services over HTTP/S, as well as SOAP or legacy services over JMS, Apache VFS file systems (e.g. s/ftp, file, zip/tar/gz, webdav, cifs etc.), Mail systems (e.g. pop3, imap, smtp), Financial Information eXchange (FIX), Hessian, AMQP etc.
EMS systems are facilitated by the use of structured messages (e.g. using XML or JSON, and appropriate protocols, such as DDS, MSMQ, AMQP or SOAP with web services.
Acquisitions continued including RabbitMQ (an open-source AMQP message broker), Redis (an open source, noSQL key-value store) and Gemstone (developer of several data-management products).