| Fast C library for the Discrete Fourier Transform | |
| https://www.fftw.org/ | |
| fftw-9999 | GPL-2+ |
| download~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos | gentoo |
| fftw-3.3.10 | GPL-2+ |
| download~alpha amd64 arm arm64 hppa ~ia64 ~loong ~m68k ~mips ppc ppc64 ~riscv ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos | gentoo |