Issues

• Proposal: portable compiler options for kernels (fastmath, always_inline, maxthreads, …)

  JuliaGPU/KernelAbstractions.jl#839 · Filter by author vchuravy opened on Oct 4, 2026

• KernelAbstractions.@spawn runs into CUDA.jl's implicit cross-stream synchronization

  JuliaGPU/KernelAbstractions.jl#817 · Filter by author giordano opened on Oct 1, 2026

• 3-D launches over odd-sized ranges are slower than 1-D ones on an Intel iGPU

  JuliaGPU/KernelAbstractions.jl#814 · Filter by author maleadt opened on Sep 30, 2026

• KernelInterface 0.4: a better API for writing kernels

  JuliaGPU/KernelAbstractions.jl#810 · Filter by author maleadt opened on Sep 30, 2026
  2

• How to query a backend's native/recommended groupsize?

  JuliaGPU/KernelAbstractions.jl#740 · Filter by author jonas-schulze opened on Aug 15, 2026
  1

• [CI] BusyBox timeout causing failures with Windows CI

  JuliaGPU/KernelAbstractions.jl#723 · Filter by author christiangnrd opened on Jul 2, 2026
  2

• WaterLily performance regression on CPU multi-threading backend for Julia 1.13.0

  JuliaGPU/KernelAbstractions.jl#696 · Filter by author b-fg opened on May 1, 2026

• Implement KernelAbstractions.get_backend(::Memory{Float64})

  JuliaGPU/KernelAbstractions.jl#691 · Filter by author FerreolS opened on Mar 25, 2026
  2

• Usage of ::Int

  JuliaGPU/KernelAbstractions.jl#685 · Filter by author AntonReinhard opened on Mar 16, 2026
  2

• Implement KernelAbstractions.get_backend(::PyArray)

  JuliaGPU/KernelAbstractions.jl#677 · Filter by author mattsignorelli opened on Jan 30, 2026

• Unroll factor compilation not available for Val values

  JuliaGPU/KernelAbstractions.jl#665 · Filter by author evelyne-ringoot opened on Dec 10, 2025
  1

• add Documentation link in About section

  JuliaGPU/KernelAbstractions.jl#662 · Filter by author raman-maker opened on Nov 22, 2025

• Interesting OpenCL extensions

  JuliaGPU/KernelAbstractions.jl#658 · Filter by author vchuravy opened on Nov 19, 2025
  1

• Support dynamic shared memory in kernels

  JuliaGPU/KernelAbstractions.jl#655 · Filter by author christiangnrd opened on Nov 7, 2025

• @Const can lead to wrong results on CPU in Julia 1.11/1.12

  JuliaGPU/KernelAbstractions.jl#652 · Filter by author maximilian-gelbrecht opened on Nov 3, 2025
  11

• UndefVarError when variable is defined

  JuliaGPU/KernelAbstractions.jl#647 · Filter by author efaulhaber opened on Oct 23, 2025
  2

• WaterLily performance regression on CPU multi-threading backend for Julia 1.12.0

  JuliaGPU/KernelAbstractions.jl#644 · Filter by author b-fg opened on Oct 14, 2025
  1

• Unexpected behavior for KA.device!(backend, num)

  JuliaGPU/KernelAbstractions.jl#636 · Filter by author simone-silvestri opened on Oct 1, 2025
  1

• API for # of cores/multiprocessors

  JuliaGPU/KernelAbstractions.jl#631 · Filter by author christiangnrd opened on Jul 20, 2025
  9

• Improve error on Enzyme inability to differentiate

  JuliaGPU/KernelAbstractions.jl#629 · Filter by author KookiesNKareem opened on Jul 17, 2025
  5

• options for more aggressive inlining

  JuliaGPU/KernelAbstractions.jl#628 · Filter by author ExpandingMan opened on Jul 16, 2025
  6

• get_backend support for MVector

  JuliaGPU/KernelAbstractions.jl#620 · Filter by author mattsignorelli opened on Jun 26, 2025
  5

• Support for allocate(backend, desired_axes) in addition to allocate(backend, desired_size)

  JuliaGPU/KernelAbstractions.jl#619 · Filter by author dzhang314 opened on Jun 26, 2025
  3

• Vendor-agnostic device information

  good first issue
  JuliaGPU/KernelAbstractions.jl#617 · Filter by author efaulhaber opened on Jun 24, 2025 · 0.11.0
  3

• @Const macro raises an error if using import KernelAbstractions

  JuliaGPU/KernelAbstractions.jl#616 · Filter by author Hamiltonian-Action opened on Jun 18, 2025