https://github.com/NVIDIA/cccl

accelerated-computing cpp cpp-programming cuda cuda-cpp cuda-kernels cuda-library cuda-programming gpu gpu-acceleration gpu-computing gpu-programming hpc modern-cpp nvidia nvidia-gpu parallel-algorithm parallel-computing parallel-programming

Score: 23.291802202625718

Last synced: about 16 hours ago
JSON representation

Repository metadata:

CUDA Core Compute Libraries

Host: GitHub
URL: https://github.com/NVIDIA/cccl
Owner: NVIDIA
License: other
Created: 2020-09-17T18:58:41.000Z (almost 6 years ago)
Default Branch: main
Last Pushed: 2026-08-22T17:18:39.000Z (3 days ago)
Last Synced: 2026-08-23T00:12:37.198Z (2 days ago)
Topics: accelerated-computing, cpp, cpp-programming, cuda, cuda-cpp, cuda-kernels, cuda-library, cuda-programming, gpu, gpu-acceleration, gpu-computing, gpu-programming, hpc, modern-cpp, nvidia, nvidia-gpu, parallel-algorithm, parallel-computing, parallel-programming
Language: C++
Homepage: https://nvidia.github.io/cccl/
Size: 131 MB
Stars: 2,482
Watchers: 33
Forks: 472
Open Issues: 1,909
Metadata Files:
- Readme: README.md
- Contributing: CONTRIBUTING.md
- License: LICENSE
- Code of conduct: CODE_OF_CONDUCT.md
- Citation: CITATION.md
- Codeowners: .github/CODEOWNERS
- Security: SECURITY.md
- Agents: AGENTS.md

Owner metadata:

Name: NVIDIA Corporation
Login: NVIDIA
Email:
Kind: organization
Description:
Website: https://nvidia.com
Location: 2788 San Tomas Expressway, Santa Clara, CA, 95051
Twitter:
Company:
Icon url: https://avatars.githubusercontent.com/u/1728152?v=4
Repositories: 342
Last Synced at: 2026-08-22T05:25:58.818Z
Profile URL: https://github.com/NVIDIA

Committers metadata

Last synced: 6 days ago

Total Commits: 13,099
Total Committers: 295
Avg Commits per committer: 44.403
Development Distribution Score (DDS): 0.837

Commits in past year: 2,679
Committers in past year: 107
Avg Commits per committer in past year: 25.037
Development Distribution Score (DDS) in past year: 0.819

Name	Email	Commits
Jared Hoberock	j**k@g**m	2134
Michael Schellenberger Costa	m**o@n**m	1388
Bernhard Manfred Gruber	b**r@g**m	976
Allison Vacanti	a**6@g**m	899
Bryce Adelstein Lelbach aka wash	b**h@g**m	721
Jake Hemstad	j**d@n**m	646
dumerrill	d**l@n**m	611
Nathan Bell	w**l@g**m	593
David Bayer	4****r	557
Wesley Maxey	w**y@g**m	519
Georgy Evtushenko	e**y@g**m	506
Eric Niebler	e**r@n**m	264
Michał 'Griwes' Dominiak	g**s@g**o	263
Federico Busato	5****o	249
pciolkosz	p**z@n**m	211
Cédric Augonnet	1****t	198
Elias Stehle	3****e	185
Ashwin Srinath	3****a	135
Olivier Giroux	o**x@g**m	125
Giannis Gonidelis	g**s@h**m	124
dumerrill	d**l@m**t	122
Jacob Faibussowitsch	j**i@g**m	119
Nader Al Awar	n**r@g**m	105
Evghenii Gaburov	e**v@n**m	103
Filipe Maia	f**a@g**m	66
Oleksandr Pavlyk	2****k	59
Bradley Dice	b**e@b**m	46
Allard Hendriksen	a**n@n**m	41
Srinivas Yadav	4****8	40
Andrei Alexandrescu	a**i@e**m	37
and 265 more...

Issue and Pull Request metadata

Last synced: 2 days ago

Total issues: 1,871
Total pull requests: 5,189
Average time to close issues: 4 months
Average time to close pull requests: 9 days
Total issue authors: 183
Total pull request authors: 168
Average comments per issue: 0.85
Average comments per pull request: 4.62
Merged pull request: 3,452
Bot issues: 2
Bot pull requests: 111

Past year issues: 508
Past year pull requests: 1,104
Past year average time to close issues: 25 days
Past year average time to close pull requests: 12 days
Past year issue authors: 54
Past year pull request authors: 109
Past year average comments per issue: 0.92
Past year average comments per pull request: 6.65
Past year merged pull request: 510
Past year bot issues: 1
Past year bot pull requests: 25

More stats: https://issues.ecosyste.ms/repositories/lookup?url=https://github.com/NVIDIA/cccl

Top Issue Authors

bernhardmgruber (234)
jrhemstad (175)
davebayer (161)
gevtushenko (124)
miscco (77)
elstehle (76)
shwina (74)
alliepiper (70)
fbusato (60)
NaderAlAwar (58)
brycelelbach (51)
pciolkosz (50)
oleksandr-pavlyk (45)
gonidelis (42)
tpn (38)

Top Pull Request Authors

bernhardmgruber (964)
miscco (828)
davebayer (467)
ericniebler (349)
fbusato (337)
alliepiper (314)
caugonnet (177)
pciolkosz (166)
wmaxey (135)
shwina (125)
elstehle (118)
github-actions[bot] (102)
gonidelis (88)
Jacobfaib (86)
oleksandr-pavlyk (85)

Top Issue Labels

feature request (342)
bug (295)
libcu++ (186)
doc (77)
thrust (64)
cub (53)
good first issue (30)
cuco (28)
2.8.0 (24)
needs triage (21)
CUDA Next (19)
cudax (18)
CCCL-C (18)
cuda.parallel (17)
breaking (15)
help wanted (14)
cuda.cooperative (12)
3.0 (12)
infrastructure (8)
stf (6)
C++26 (6)
2.7.0 (4)
infra (3)
C++29 (3)
nvbug (3)
C++23 (2)
needs info (2)
bench (2)
bug: functional (2)
2024-2025 goal (1)

Top Pull Request Labels

libcu++ (173)
3.0 (162)
thrust (143)
stf (141)
cub (140)
backport branch/2.8.x (123)
feature request (105)
breaking (87)
3.1.0 (74)
backport branch/3.0.x (49)
bug: functional (49)
bug (34)
CUDA Next (34)
nvbug (30)
infrastructure (30)
3.2.0 (26)
2.8.0 (25)
backport branch/3.1.x (24)
doc (23)
cuco (22)
CI 100% (19)
CI Passed (18)
blocked (13)
backport branch/3.4.x (10)
area: docs (9)
cudax (7)
cuda.cooperative (7)
backport branch/2.3.x (7)
places (6)
backport branch/3.5.x (5)

Package metadata

Total packages: 11
Total downloads:
- conda: 2,863 total
- pypi: 7,197 last-month
Total dependent packages: 1 (may contain duplicates)
Total dependent repositories: 0 (may contain duplicates)
Total versions: 303
Total maintainers: 11

proxy.golang.org: github.com/nvidia/cccl

Homepage:
Documentation: https://pkg.go.dev/github.com/nvidia/cccl#section-documentation
Licenses: other
Latest release: v3.4.2+incompatible (published 27 days ago)
Last Synced: 2026-08-22T16:05:33.253Z (3 days ago)
Versions: 126
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 6.528%
- Average: 6.747%
- Dependent repos count: 6.966%

proxy.golang.org: github.com/NVIDIA/cccl

Homepage:
Documentation: https://pkg.go.dev/github.com/NVIDIA/cccl#section-documentation
Licenses: other
Latest release: v3.4.2+incompatible (published 27 days ago)
Last Synced: 2026-08-22T15:40:34.034Z (3 days ago)
Versions: 126
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent packages count: 6.528%
- Average: 6.747%
- Dependent repos count: 6.966%

spack.io: cccl

CUDA Core Compute Libraries (CCCL) CCCL provide the following header- only CUDA libraries: Thrust, CUB, and libcudacxx.

Homepage: https://github.com/NVIDIA/cccl
Licenses: []
Latest release: 3.4.0 (published about 1 month ago)
Last Synced: 2026-08-23T15:03:02.964Z (1 day ago)
Versions: 5
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Average: 25.543%
- Dependent packages count: 51.086%
Maintainers (1)
- gusser93

pypi.org: cuda-cccl

CUDA Core Compute Libraries for Python

Homepage: https://github.com/NVIDIA/cccl
Documentation: https://nvidia.github.io/cccl
Licenses: Apache Software License
Latest release: 1.1.1 (published about 1 month ago)
Last Synced: 2026-08-23T15:03:00.300Z (1 day ago)
Versions: 26
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 7,103 Last month
Rankings:
- Dependent packages count: 9.564%
- Average: 31.711%
- Dependent repos count: 53.858%
Maintainers (4)
- leofang
- cryos
- shwina
- rwgk

pypi.org: cuda-parallel

cuda.parallel: (experimental) CUDA parallel algorithms for Python

Homepage:
Documentation: https://cuda-parallel.readthedocs.io/
Licenses: Apache Software License
Latest release: 0.0.1.dev0 (published over 1 year ago)
Last Synced: 2026-08-23T15:03:00.290Z (1 day ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 83 Last month
Rankings:
- Dependent packages count: 9.569%
- Average: 31.727%
- Dependent repos count: 53.884%
Maintainers (4)
- leofang
- cryos
- shwina
- rwgk

pypi.org: cuda-cooperative

cuda.cooperative: (experimental) CUDA cooperative algorithms for Python

Homepage:
Documentation: https://cuda-cooperative.readthedocs.io/
Licenses: Apache Software License
Latest release: 0.0.1.dev0 (published over 1 year ago)
Last Synced: 2026-08-23T15:03:02.400Z (1 day ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 11 Last month
Rankings:
- Dependent packages count: 9.569%
- Average: 31.727%
- Dependent repos count: 53.884%
Maintainers (4)
- leofang
- cryos
- shwina
- rwgk

anaconda.org: cccl-python

Python interfaces to CUDA Core Compute Libraries (CCCL)

Homepage: https://github.com/NVIDIA/cccl
Licenses: LicenseRef-NVIDIA-SOFTWARE-LICENSE
Latest release: 1.1.1 (published about 1 month ago)
Last Synced: 2026-07-23T09:42:35.357Z (about 1 month ago)
Versions: 3
Dependent Packages: 0
Dependent Repositories: 0
Downloads: 829 Total
Rankings:
- Dependent packages count: 35.581%
- Dependent repos count: 38.796%
- Average: 44.291%
- Downloads: 58.496%

anaconda.org: cccl

CUDA C++ Core Libraries (CCCL) includes thrust, cub, and libcudacxx. These are header-only libraries.

Homepage: https://github.com/NVIDIA/cccl
Licenses: Apache-2.0 AND BSD-3-Clause AND BSD-2-Clause AND BSL-1.0 AND NCSA AND MIT AND LicenseRef-NVIDIA-Software-License
Latest release: 3.4.0 (published about 1 month ago)
Last Synced: 2026-07-16T21:06:44.333Z (about 1 month ago)
Versions: 12
Dependent Packages: 1
Dependent Repositories: 0
Downloads: 2,034 Total
Rankings:
- Dependent packages count: 50.193%
- Average: 54.593%
- Dependent repos count: 58.993%

nixpkgs-unstable: cudaPackages.cccl

Building blocks that make it easier to write safe and efficient CUDA C++ code

Homepage: https://github.com/NVIDIA/cccl
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/cuda-modules/packages/cccl.nix#L60
Licenses: CUDA EULA
Latest release: 12.9.27 (published about 2 months ago)
Last Synced: 2026-06-27T00:02:31.821Z (about 2 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%
Maintainers (6)

debian-13: cccl

Homepage: https://github.com/NVIDIA/cccl
Documentation: https://packages.debian.org/trixie/cccl
Licenses: other
Latest release: 2.3.2-2 (published 6 months ago)
Last Synced: 2026-03-13T11:15:03.620Z (5 months ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
- Dependent repos count: 0.0%
- Dependent packages count: 0.0%
- Average: 100%

nixpkgs-unstable: cudaPackages.cuda_cccl

Building blocks that make it easier to write safe and efficient CUDA C++ code

Homepage: https://github.com/NVIDIA/cccl
Status: removed
Documentation: https://github.com/NixOS/nixpkgs/blob/nixos-unstable/pkgs/development/cuda-modules/packages/cuda_cccl.nix#L27
Licenses: CUDA EULA
Latest release: 12.8.90 (published 7 months ago)
Last Synced: 2026-08-07T15:05:35.055Z (18 days ago)
Versions: 1
Dependent Packages: 0
Dependent Repositories: 0
Rankings:
Maintainers (6)

Dependencies

.github/actions/compute-matrix/action.yml actions

.github/actions/configure_cccl_sccache/action.yml actions

aws-actions/configure-aws-credentials v2 composite

.github/workflows/build-and-test.yml actions

.github/workflows/dispatch-build-and-test.yml actions

.github/workflows/pr.yml actions

actions/checkout v3 composite

.github/workflows/project_automation_set_in_progress.yml actions

tibdex/github-app-token v1.8.0 composite

.github/workflows/project_automation_set_in_review.yml actions

tibdex/github-app-token v1.8.0 composite

.github/workflows/project_automation_set_issue_type.yml actions

tibdex/github-app-token v1.8.0 composite

.github/workflows/project_automation_set_roadmap.yml actions

tibdex/github-app-token v1.8.0 composite

.github/workflows/project_automation_sync_pr_issues.yml actions

tibdex/github-app-token v1.8.0 composite

.github/workflows/run-as-coder.yml actions

./cccl/.github/actions/configure_cccl_sccache * composite
actions/checkout v3 composite

.github/workflows/triage_rotation.yml actions

libcudacxx/.upstream-tests/utils/docker/docker-compose.yml docker

ericwf/builder-base latest
ericwf/gcc-5 latest
ericwf/gcc-tot latest
ericwf/libcxx-buildbot-base latest
ericwf/llvm-4 latest
ericwf/llvm-tot latest

libcudacxx/docs/Dockerfile docker

jekyll/jekyll 4.0 build

libcudacxx/libcxx/utils/docker/docker-compose.yml docker

ericwf/builder-base latest
ericwf/gcc-5 latest
ericwf/gcc-tot latest
ericwf/libcxx-buildbot-base latest
ericwf/llvm-4 latest
ericwf/llvm-tot latest

libcudacxx/docs/Gemfile rubygems

github-pages >= 0 development
jekyll-default-layout >= 0 development
jekyll-optional-front-matter >= 0 development
jekyll-relative-links >= 0 development
jekyll-remote-theme >= 0 development
jekyll-titles-from-headings >= 0 development
webrick >= 0 development
just-the-docs >= 0

thrust/docs/github_pages/Gemfile rubygems

github-pages >= 0 development
jekyll-default-layout >= 0 development
jekyll-include-cache >= 0 development
jekyll-optional-front-matter >= 0 development
jekyll-relative-links >= 0 development
jekyll-titles-from-headings >= 0 development
just-the-docs >= 0

ecosyste.ms

Data

Tools

Indexes

Applications

Experiments

Summary