This project is no longer in development and has been replaced by Silicon.
Cuda4J provides pure Java bindings for NVIDIA’s CUDA API, built on top of the Foreign Function & Memory (FFM) API introduced in Java 22 and stabilized in Java 25. It enables GPU programming on NVIDIA GPUs directly from Java.
- Implemented entirely in Java, no JNI dependencies
- Uses the stable Foreign Function & Memory API (Java 25). No JNI
- Wrappers for key CUDA objects:
CudaDevice,CudaBuffer,CudaModule,CudaStream,CudaFunction,CudaContext,CudaPointer
- Java 25 or later
- Gradle or Maven build tool
Contributions, issues, and pull requests are welcome. Please open an issue to discuss major changes before submitting a PR.
Cuda4J is licensed under the Apache License, Version 2.0.