Apache Camel - Apache Camel is a versatile open-source integration framework based on known enterprise integration patterns.
Apigee - Intelligent and complete API platform
Apache Kafka - Apache Kafka is an open-source message broker project developed by the Apache Software Foundation written in Scala.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Red Hat JBoss Fuse - A distributed integration platform that enables integration experts, application developers, and business users to collaborate and independently develop connected solutions.
Skyvia - Free cloud data platform for data integration, backup & management