Issues

Batch builds of kernels outside kernels-community into a single PR

huggingface/kernels-community#1235 · opened

on Oct 16, 2026

[Feature request] Add vLLM CPU attention kernel for non-AMX CPUs (AVX-512 / NEON)

huggingface/kernels-community#1233 · opened

on Oct 15, 2026

liger-kernels: add RMSNormZeroCentered layer for Qwen3.5

huggingface/kernels-community#1216 · opened

on Oct 11, 2026

5

rotary: apply_rotary_transformers has no backward, gradients pass through unrotated

huggingface/kernels-community#1212 · opened

on Oct 8, 2026

4

bitsandbytes-mps: FP4 quantize rounds (0.583, 0.75] to 0.5 instead of 0.667

huggingface/kernels-community#1193 · opened

on Sep 30, 2026

mamba-ssm: `MambaInnerFn` backward crashes when `out_proj_bias` is given

huggingface/kernels-community#1188 · opened

on Sep 29, 2026

CI: also test stable-ABI kernels against the minimum Torch version declared in build.toml

huggingface/kernels-community#1185 · opened

on Sep 28, 2026

Move mamba-ssm to Torch stable ABI once the upstream PR is merged

huggingface/kernels-community#1179 · opened

on Sep 24, 2026

finegrained-fp8: fused MX MoE kernels write past intermediate and read past hidden/intermediate; host_descriptor mode never compiles

huggingface/kernels-community#1158 · opened

on Sep 16, 2026

1

finegrained-fp8: grouped matmul writes past N and reads past N/K (wrong results on ordinary expert shapes)

huggingface/kernels-community#1153 · opened

on Sep 16, 2026

2

Upgrade kernel-bot to a real GitHub App

huggingface/kernels-community#1127 · opened

on Aug 31, 2026

Benchmark important kernels and report results in the system card (`/kernel-bot benchmark`)

huggingface/kernels-community#1111 · opened

on Aug 27, 2026

1

Add Sol-Attn sparse attention kernel

huggingface/kernels-community#1064 · opened

on Aug 6, 2026

4

sgl-flash-attn3: build against the Torch stable ABI

huggingface/kernels-community#1043 · opened

on Jul 28, 2026

4

Propagate FA3 build fix: rename `#include`-d `.cu` files to `.cuh` to avoid double-compilation

huggingface/kernels-community#1032 · opened

on Jul 16, 2026

5

Hook up code signing for Windows builds

huggingface/kernels-community#965 · opened

on Jun 17, 2026

Delete the signing workflow after all existing unsigned kernels are signed

huggingface/kernels-community#963 · opened

on Jun 17, 2026

1

[flash-attn4] `main` build metadata.json missing name/id/backend → get_kernel(revision="main") fails; sm_103 guard rejects B300

huggingface/kernels-community#945 · opened

on Jun 11, 2026

3

update/remove deprecated kernels - layer_norm & rotary

huggingface/kernels-community#931 · opened

on Jun 4, 2026

3

follow up on publishing to hub action

huggingface/kernels-community#675 · opened

on Apr 28, 2026

GeLU kernel fails on non-contiguous tensors (ModernBERT)

huggingface/kernels-community#106 · opened

on Jan 4, 2026

5

LigerRMSNorm kernel produces non-exact outputs (max diff 0.125 at bfloat16)

huggingface/kernels-community#105 · opened