AccFFT is a new massively parallel FFT library for CPU/GPU architectures. It is specifically designed with the goal of achieving maximum performance.

Please see http://accfft.org/articles/install/ for installation guide.

A detailed step by step documentation on how to use the library can be found at http://accfft.org/documentation/.

Original research paper introducing AccFFT library: http://arxiv.org/abs/1506.07933

AccFFT is distributed under GNU GENERAL PUBLIC LICENSE Version 2. Please see LICENSE file.