Amazon Kinesis - Amazon Kinesis services make it easy to work with real-time streaming data in the AWS cloud.
Camunda - The Universal Process Orchestrator
Apache Flink - Flink is a streaming dataflow engine that provides data distribution, communication, and fault tolerance for distributed computations.
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.
PieSync - Seamless two-way sync between your CRM, marketing apps and Google in no time
ProcessMaker - ProcessMaker is an easy to use BPM and workflow software solution. It is used to design, automate, and deploy business processes of any kind.