OpenCL alternatives and similar libraries

Based on the "Concurrency" category.

• moodycamel

  9.2 4.2 L3 OpenCL VS moodycamel

  A fast multi-producer, multi-consumer lock-free concurrent queue for C++11
  

• Taskflow

  9.1 9.5 OpenCL VS Taskflow

  A General-purpose Task-parallel Programming System using Modern C++
  

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• Thrust

  8.3 6.9 L4 OpenCL VS Thrust

  DISCONTINUED. [ARCHIVED] The C++ parallel algorithms library. See https://github.com/NVIDIA/cccl
  

• ArrayFire

  8.0 8.3 L2 OpenCL VS ArrayFire

  ArrayFire: a general purpose GPU library.
  

• readerwriterqueue

  7.9 3.4 OpenCL VS readerwriterqueue

  A fast single-producer, single-consumer lock-free queue for C++
  

• NCCL

  7.9 5.6 OpenCL VS NCCL

  Optimized primitives for collective multi-GPU communication
  

• C++ Actor Framework

  7.6 9.1 OpenCL VS C++ Actor Framework

  An Open Source Implementation of the Actor Model in C++
  

• HPX

  7.3 9.7 L2 OpenCL VS HPX

  The C++ Standard Library for Parallelism and Concurrency
  

• libmill

  7.2 0.0 OpenCL VS libmill

  Go-style concurrency in C
  

• libcds

  7.2 0.0 L2 OpenCL VS libcds

  A C++ library of Concurrent Data Structures
  

• ck

  7.1 7.4 L3 OpenCL VS ck

  Concurrency primitives, safe memory reclamation mechanisms and non-blocking (including lock-free) data structures designed to aid in the research, design and implementation of high performance concurrent systems developed in C99+.
  

• Boost.Compute

  6.5 3.0 L3 OpenCL VS Boost.Compute

  A C++ GPU Computing Library for OpenCL
  

• moderngpu

  6.5 2.6 L3 OpenCL VS moderngpu

  Patterns and behaviors for GPU computing
  

• libdill

  6.3 0.0 OpenCL VS libdill

  Structured concurrency in C
  

• junction

  5.9 0.0 L2 OpenCL VS junction

  Concurrent data structures in C++
  

• MPMCQueue.h

  5.7 2.8 OpenCL VS MPMCQueue.h

  A bounded multi-producer multi-consumer concurrent queue written in C++11
  

• C++React

  5.4 0.0 L4 OpenCL VS C++React

  C++React: A reactive programming library for C++11.
  

• stdgpu

  5.4 7.4 OpenCL VS stdgpu

  stdgpu: Efficient STL-like Data Structures on the GPU
  

• RaftLib

  5.3 5.7 OpenCL VS RaftLib

  The RaftLib C++ library, streaming/dataflow concurrency via C++ iostream-like operators
  

• SPSCQueue.h

  5.1 4.6 OpenCL VS SPSCQueue.h

  A bounded single-producer single-consumer wait-free and lock-free queue written in C++11
  

• continuable

  4.7 5.2 L4 OpenCL VS continuable

  C++14 asynchronous allocation aware futures (supporting then, exception handling, coroutines and connections)
  

• VexCL

  4.7 5.5 L1 OpenCL VS VexCL

  VexCL is a C++ vector expression template library for OpenCL/CUDA/OpenMP
  

• A C++14 library for executors

  4.3 0.0 L4 OpenCL VS A C++14 library for executors

  C++ library for executors
  

• xenium

  4.1 4.1 OpenCL VS xenium

  A C++ library providing various concurrent data structures and reclamation schemes.
  

• Bolt

  3.9 0.0 L1 OpenCL VS Bolt

  Bolt is a C++ template library optimized for GPUs. Bolt provides high-performance library implementations for common algorithms such as scan, reduce, transform, and sort.
  

• thread-pool

  3.8 6.5 OpenCL VS thread-pool

  A modern, fast, lightweight thread pool library based on C++20
  

• CUB

  2.6 2.7 OpenCL VS CUB

  DISCONTINUED. THIS REPOSITORY HAS MOVED TO github.com/nvidia/cub, WHICH IS AUTOMATICALLY MIRRORED HERE.
  

• BlockingCollection

  2.2 0.0 OpenCL VS BlockingCollection

  C++11 thread safe, multi-producer, multi-consumer blocking queue, stack & priority queue class
  

• SObjectizer

  2.2 0.0 L4 OpenCL VS SObjectizer

  SObjectizer: it's all about in-process message dispatching!
  

• Light Actor Framework

  2.2 0.0 OpenCL VS Light Actor Framework

  DISCONTINUED. Laughably simple yet effective Actor concurrency framework for C++20

• Libclsph

  1.9 0.0 L1 OpenCL VS Libclsph

  OpenCL based GPU accelerated SPH fluid simulation library
  

• Easy Creation of GnuPlot Scripts from C++

  1.8 0.7 OpenCL VS Easy Creation of GnuPlot Scripts from C++

  A simple C++17 lib that helps you to quickly plot your data with GnuPlot
  

• cupla

  1.2 0.0 OpenCL VS cupla

  The project alpaka has moved to https://github.com/alpaka-group/cupla
  

• alpaka

  1.1 0.0 OpenCL VS alpaka

  The project alpaka has moved to https://github.com/alpaka-group/alpaka
  

• eXtended Template Library

  1.1 0.0 OpenCL VS eXtended Template Library

  eXtended Template Library
  

• wstpool

  0.9 0.0 OpenCL VS wstpool

  Work Stealing Thread Pool
  

• OpenMP

  - OpenCL VS OpenMP

  The OpenMP API.

* Code Quality Rankings and insights are calculated and provided by Lumnify.
They vary from L1 to L5 with "L5" being the highest.

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Popular Comparisons

• OpenCL
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  Thrust
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• OpenCL
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  NCCL
• OpenCL
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• OpenCL
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  HPX