nccl

NVIDIA

Optimized primitives for collective multi-GPU communication

cpp deep-learning

View on GitHub Website

4.6k Stars

1.2k Forks

4.6k Watchers

C++ Language

other License

100 SrcLog Score

Cost to Build

$710.4K

Market Value

$4.93M

How is this calculated?

Growth over time

4 data points · 2026-04-09 → 2026-04-19

Stars Forks Watchers

💬

How do you feel about this project?

Ask AI about nccl

Question copied to clipboard

What is the NVIDIA/nccl GitHub project? Description: "Optimized primitives for collective multi-GPU communication". Written in C++. Explain what it does, its main use cases, key features, and who would benefit from using it.

Question is copied to clipboard — paste it after the AI opens.

How to clone nccl

Clone via HTTPS

git clone https://github.com/NVIDIA/nccl.git

Clone via SSH

[email protected]:NVIDIA/nccl.git

Download ZIP

Download master.zip

Found an issue?

Report bugs or request features on the nccl issue tracker:

Open GitHub Issues

Similar to nccl

tensorflow keras opencv caffe TensorFlow-Examples machine-learning-for-software-engineers Deep-Learning-Papers-Reading-Roadmap pytorch awesome-deep-learning-papers CNTK incubator-mxnet data-science-ipython-notebooks lectures Qix Screenshot-to-code openface spaCy cheatsheets-ai awesome-deep-learning pix2code handson-ml ML-From-Scratch dive-into-machine-learning tfjs tflearn awesome-datascience openpose caffe2 tfjs-core Machine-Learning-Tutorials