NVIDIA/CUDALibrarySamples

CUDA Library Samples

Stars: 2.5k
Forks: 478
Open beginner issues: 0
Indexed issues: 107

Dominant language: Cuda
License: Apache-2.0
Last GitHub push: Sep 11, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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107 open issues indexed

nvcomp: Unnecessary status synchronisation Open

nvCOMP

NVIDIA/CUDALibrarySamples#364 · 1 assignee · Opened Aug 8, 2026
Question: readiness for Windows ARM64? Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

NVIDIA/CUDALibrarySamples#362 · Opened Jul 22, 2026
Potential int32 overflow in nvjpeg causing nvjpegEncodeImage failure for large images Open

nvJPEG

Difficulty 5/5 Over a week Newbie friendliness 35/100

NVIDIA/CUDALibrarySamples#360 · 2 comments · Opened Jun 25, 2026
nvcomp jetson orin support Open

nvCOMP

NVIDIA/CUDALibrarySamples#359 · 1 assignee · Opened Jun 3, 2026
Question about FP4 scaling factor layout when K < tile size (e.g., K=32) Open

cuBLASLt

NVIDIA/CUDALibrarySamples#311 · 1 comment · 1 assignee · Opened Apr 29, 2026
Question about minimum CUDA version for vector/block scaling modes in cublasLtMatmul Open

cuBLASLt

NVIDIA/CUDALibrarySamples#310 · 4 comments · 1 assignee · Opened Apr 16, 2026
Question about SM100 fp32 GEMM kernel in cublasLtMatmul Open

cuBLASLt

NVIDIA/CUDALibrarySamples#309 · 1 comment · 1 assignee · Opened Mar 19, 2026
Question about pointer arrays for grouped GEMM in cublasLtMatmul Open

cuBLASLt

NVIDIA/CUDALibrarySamples#308 · 2 comments · 1 assignee · Opened Mar 18, 2026
cuFFTDx 2d FFT explanation of logical remapping for shared memory based global memory to register memory IO Open

cuFFTDx

NVIDIA/CUDALibrarySamples#307 · 1 comment · 1 assignee · Opened Mar 3, 2026
Question about layout for groupmatmul Open

cuBLASLt

NVIDIA/CUDALibrarySamples#306 · 2 comments · 1 assignee · Opened Feb 24, 2026
Question about leading dimension handling for quantization scales in cuBLASLt matmul Open

cuBLASLt

NVIDIA/CUDALibrarySamples#305 · 2 comments · 1 assignee · Opened Feb 12, 2026
[Feature Request] Support for SiLU (Swish) Epilogue in cublasLtMatmul？ Open

cuBLASLt

NVIDIA/CUDALibrarySamples#304 · 2 assignees · Opened Feb 3, 2026
CUBLAS_STATUS_NOT_SUPPORTED when using CUBLASLT_EPILOGUE_BIAS with NVFP4 Open

cuBLASLt

NVIDIA/CUDALibrarySamples#303 · 1 comment · 2 assignees · Opened Feb 3, 2026
CublasDx With Variable Global Pitch Per Matrix In Batched Gemm Open

cuBLASdx

NVIDIA/CUDALibrarySamples#302 · 7 comments · 1 assignee · Opened Jan 13, 2026
cuSparseLt python bindings & performance questions Open

cuSPARSELt

NVIDIA/CUDALibrarySamples#301 · 3 comments · 1 assignee · Opened Jan 7, 2026
receiving 700 from every cuda call after nvjpegDecodeJpegDevice Open

nvJPEG

NVIDIA/CUDALibrarySamples#297 · 1 comment · 1 assignee · Opened Nov 28, 2025
`cudaErrorMisalignedAddress` caused by `nvcompBatchedCascadedDecompressAsync` Open

nvCOMP

NVIDIA/CUDALibrarySamples#296 · 1 assignee · Opened Nov 21, 2025
cublasLt nvfp4 gemm sample code core dump error Open

cuBLASLt

NVIDIA/CUDALibrarySamples#292 · 3 comments · 1 assignee · Opened Oct 29, 2025
nvcompBatchedZstdCompressGetTempSizeAsync returns monstrous temp buffer sizes Open

nvCOMP

NVIDIA/CUDALibrarySamples#291 · 2 comments · 1 assignee · Opened Oct 24, 2025
[BUG] nvcompBatchedZstdCompressGetTempSizeAsync returns monstrous temp buffer sizes Open

bug nvCOMP

NVIDIA/CUDALibrarySamples#312 · 5 comments · 1 assignee · Opened Oct 24, 2025
Invalid alias targets and wrong include path in cupqc-config.cmake / cuhash-config.cmake (cuPQC SDK 0.3.0) Open

cuPQC

NVIDIA/CUDALibrarySamples#287 · 1 assignee · Opened Oct 19, 2025
cusolverMp cusolverMpGetrf Open

cuSolverMp

NVIDIA/CUDALibrarySamples#285 · 2 comments · 1 assignee · Opened Sep 15, 2025
LtMxfp8matmul tflops issue Open

cuBLASLt

NVIDIA/CUDALibrarySamples#283 · 2 assignees · Opened Sep 10, 2025
nvJPEG2000-Encoder Demo has a exception. Open

nvJPEG2000

NVIDIA/CUDALibrarySamples#281 · 1 comment · 1 assignee · Opened Sep 7, 2025
cuTENSOR: Valgrind report segFault when runing contraction_jit due to invalid memory access Open

cuTENSOR

NVIDIA/CUDALibrarySamples#280 · 6 comments · 1 assignee · Opened Aug 21, 2025
Does cuSPARSELt not support SpMV operations? Open

cuSPARSELt

NVIDIA/CUDALibrarySamples#276 · 1 comment · 1 assignee · Opened Aug 9, 2025
LtNvfp4Matmul‘s scale is NULL! Open

cuBLASLt

NVIDIA/CUDALibrarySamples#274 · 1 comment · 1 assignee · Opened Jul 21, 2025
NVJpeg2000 Decompressor Open

nvJPEG2000

NVIDIA/CUDALibrarySamples#271 · 13 comments · 1 assignee · Opened Jul 11, 2025
Blockwise FP8 Scaling on B200 Open

cuBLAS

NVIDIA/CUDALibrarySamples#270 · 2 comments · 1 assignee · Opened Jul 10, 2025
cusparseLt questions Open

cuSPARSELt

NVIDIA/CUDALibrarySamples#269 · 1 comment · 1 assignee · Opened Jul 7, 2025
Example 11 Performant Gemm cublasdx Open

cuBLASdx

NVIDIA/CUDALibrarySamples#268 · 1 comment · 1 assignee · Opened Jul 4, 2025
Incorrect example in triangular matrix multiplication. Open

cuBLAS

NVIDIA/CUDALibrarySamples#265 · 1 comment · 1 assignee · Opened May 30, 2025
Compress with facebook zstd, decompress with nvComp Open

nvCOMP

NVIDIA/CUDALibrarySamples#263 · 2 comments · 1 assignee · Opened May 5, 2025
When using nvComp to compress data, CPU usage is 100% Open

nvCOMP

NVIDIA/CUDALibrarySamples#260 · 1 assignee · Opened Apr 15, 2025
Is there any SpMM example code for SuitSparse Matrix Collection (.mtx format)? Open

cuSPARSE

NVIDIA/CUDALibrarySamples#258 · 1 comment · 1 assignee · Opened Apr 1, 2025
cuSPARSELt FP4 Issue on RTX 5090 Open

cuSPARSELt

NVIDIA/CUDALibrarySamples#253 · 6 comments · 1 assignee · Opened Mar 14, 2025
Does nvComp support data_type for bfloat16 in python? Open

nvCOMP

NVIDIA/CUDALibrarySamples#249 · 1 assignee · Opened Feb 16, 2025
Merging two independently compressed deflate chunks in a PNG compatible zstream Open

nvCOMP question

NVIDIA/CUDALibrarySamples#313 · 2 comments · 1 assignee · Opened Jan 31, 2025
cuBLASDx samples feedback Open

cuBLASdx

NVIDIA/CUDALibrarySamples#244 · 4 comments · 1 assignee · Opened Jan 27, 2025
Whether nvCOMP supports CPU compression and then GPU decompression Open

nvCOMP

NVIDIA/CUDALibrarySamples#314 · 2 comments · 1 assignee · Opened Dec 10, 2024
Whether nvCOMP supports CPU compression and then GPU decompression Open

nvCOMP

NVIDIA/CUDALibrarySamples#239 · 2 comments · 1 assignee · Opened Dec 6, 2024
libcudss.so.0.3.0 does not exist Open

cuDSS

NVIDIA/CUDALibrarySamples#237 · 1 comment · 1 assignee · Opened Nov 29, 2024
nvComp: Unknown output data type Open

nvCOMP

NVIDIA/CUDALibrarySamples#235 · 7 comments · 1 assignee · Opened Nov 26, 2024
nvcomp python wheel not supported on CentOS 7 Open

nvCOMP

NVIDIA/CUDALibrarySamples#232 · 1 assignee · Opened Nov 1, 2024
cusparseSpGEMM accessing uninitilized memory? Open

cuSPARSE

NVIDIA/CUDALibrarySamples#225 · 3 comments · 1 assignee · Opened Oct 11, 2024
[BUG] Windows Headers for nvCOMP 4.0.0 and 4.0.1 Open

bug nvCOMP

NVIDIA/CUDALibrarySamples#315 · 7 comments · 1 assignee · Opened Sep 5, 2024
Trying to compress LLM models using nvcomp Open

nvCOMP

NVIDIA/CUDALibrarySamples#216 · 3 comments · 1 assignee · Opened Sep 2, 2024
cuSPARSE dense matrix and sparse matrix multiplication resulting in a dense matrix Open

cuSPARSE

NVIDIA/CUDALibrarySamples#211 · 5 comments · 1 assignee · Opened Aug 22, 2024
how to implement batch spmv Open

cuSPARSE

NVIDIA/CUDALibrarySamples#210 · 6 comments · 1 assignee · Opened Aug 18, 2024
[BUG] Cascaded algorithm correctness depends on compiler flag Open

bug nvCOMP

NVIDIA/CUDALibrarySamples#316 · 4 comments · 1 assignee · Opened Aug 16, 2024

A short digest of beginner-friendly GitHub issues.