Apache Camel - Apache Camel is a versatile open-source integration framework based on known enterprise integration patterns.
WSO2 Enterprise Service Bus - WSO2 ESB enables enterprises to be more agile in delivering new digital products and services, both internally as well as across digital ecosystems.
Software AG webMethods - Software AG’s webMethods enables you to quickly integrate systems, partners, data, devices and SaaS applications
Red Hat JBoss Fuse - A distributed integration platform that enables integration experts, application developers, and business users to collaborate and independently develop connected solutions.
IBM App Connect - IBM App Connect is the all-in-one integration tool for connecting apps, integrating data, building APIs and acting on events
Apigee - Intelligent and complete API platform