Sonic Pi - Sonic Pi is a new kind of instrument for a new generation of musicians. It is simple to learn, powerful enough for live performances and free to download.
Kafka Streams - Apache Kafka: A Distributed Streaming Platform.
SuperCollider - A real time audio synthesis engine, and an object-oriented programming language specialised for...
Apache Flink - Flink is a streaming dataflow engine that provides data distribution, communication, and fault tolerance for distributed computations.
ChucK - A strongly-timed music programming language
Apache NiFi - An easy to use, powerful, and reliable system to process and distribute data.