Alternatives and similar repositories for fftw3

Users that are interested in fftw3 are comparing it to the libraries listed below

• mborgerding / kissfft
  a Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid
  ☆1,711Updated 2 months ago
• Reference-LAPACK / lapack
  LAPACK development repository
  ☆1,710Updated 2 weeks ago
• kfrlib / kfr
  Fast, modern C++ DSP framework, FFT, Sample Rate Conversion, FIR/IIR/Biquad Filters (SSE, AVX, AVX-512, ARM NEON)
  ☆1,764Updated this week
• projectNe10 / Ne10
  An open optimized software library project for the ARM® Architecture
  ☆1,503Updated 2 years ago
• eigenteam / eigen-git-mirror
  THIS MIRROR IS DEPRECATED -- New url: https://gitlab.com/libeigen/eigen
  ☆1,813Updated 3 years ago
• ampl / gsl
  GNU Scientific Library with CMake build support and AMPL bindings
  ☆598Updated 6 months ago
• OpenMathLib / OpenBLAS
  OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version.
  ☆6,970Updated this week
• anthonix / ffts
  The Fastest Fourier Transform in the South
  ☆549Updated last year
• boostorg / compute
  A C++ GPU Computing Library for OpenCL
  ☆1,626Updated last month
• arrayfire / arrayfire
  ArrayFire: a general purpose GPU library.
  ☆4,774Updated last week
• conradsnicta / armadillo-code
  Armadillo: fast C++ library for linear algebra & scientific computing - https://arma.sourceforge.net
  ☆506Updated last year
• libsndfile / libsndfile
  A C library for reading and writing sound files containing sampled audio data.
  ☆1,610Updated 3 months ago
• clMathLibraries / clFFT
  a software library containing FFT functions written in OpenCL
  ☆641Updated 2 years ago
• ermig1979 / Simd
  C++ image processing and machine learning library with using of SIMD: SSE, AVX, AVX-512, AMX for x86/x64, NEON for ARM.
  ☆2,202Updated this week
• GreycLab / CImg
  The CImg Library is a small and open-source C++ toolkit for image processing
  ☆1,628Updated last week
• ARM-software / ComputeLibrary
  The Compute Library is a set of computer vision and machine learning functions optimised for both Arm CPUs and GPUs using SIMD technologi…
  ☆3,037Updated this week
• xtensor-stack / xsimd
  C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE))
  ☆2,477Updated 2 weeks ago
• vinniefalco / DSPFilters
  A Collection of Useful C++ Classes for Digital Signal Processing
  ☆1,986Updated 2 years ago
• PX4 / eigen
  Eigen is a C++ template library for linear algebra: matrices, vectors, numerical solvers, and related algorithms.
  ☆763Updated last year
• zsiciarz / aquila
  Aquila is a digital signal processing library for C++11.
  ☆474Updated 9 years ago
• uxlfoundation / oneTBB
  oneAPI Threading Building Blocks (oneTBB)
  ☆6,325Updated this week
• NVIDIA / thrust
  [ARCHIVED] The C++ parallel algorithms library. See https://github.com/NVIDIA/cccl
  ☆4,989Updated last year
• gflags / gflags
  The gflags package contains a C++ library that implements commandline flags processing. It includes built-in support for standard types s…
  ☆2,980Updated 5 months ago
• rafat / wavelib
  C Implementation of 1D and 2D Wavelet Transforms (DWT,SWT and MODWT) along with 1D Wavelet packet Transform and 1D Continuous Wavelet Tra…
  ☆412Updated 7 months ago
• CNugteren / CLBlast
  Tuned OpenCL BLAS
  ☆1,140Updated this week
• libsndfile / libsamplerate
  An audio Sample Rate Conversion library
  ☆676Updated this week
• libjpeg-turbo / libjpeg-turbo
  Main libjpeg-turbo repository
  ☆4,044Updated this week
• KhronosGroup / OpenCL-Headers
  Khronos OpenCL-Headers
  ☆733Updated this week
• PortAudio / portaudio
  PortAudio is a cross-platform, open-source C language library for real-time audio input and output.
  ☆1,831Updated 2 weeks ago
• pnggroup / libpng
  LIBPNG: Portable Network Graphics support, official libpng repository
  ☆1,471Updated last week