Heron (event processor)

Heron

Developer(s)	Backtype, Twitter
Development status	Active
Written in	Java and Scala
Operating system	Cross-platform

Heron is a distributed streaming processing engine developed at Twitter. According to the creators at Twitter, the scale and diversity of Twitter data has increased, and Heron is a real-time analytics platform to process streaming. It was introduced at the SIGMOD 2015.

...
Wikipedia