aparapi is an open source API for expressing data parallel workflows in Java.

Originally an AMD product, Aparapi was released to open source on September
14, 2011. Aparapi is an API for expressing data parallel workloads in Java
and a runtime component capable of converting the Java# bytecode of compatible
workloads into OpenCL# so that it can be executed on a variety of GPU devices.

WWW: https://github.com/aparapi/aparapi