Horovod is a free and open-source software framework for distributed deep learning training using TensorFlow, Keras, PyTorch, and Apache MXNet. Horovod is hosted under the Linux Foundation AI (LF AI). Horovod has the goal of improving the speed, scale, and resource allocation when training a machine learning model. See also Comparison of deep learning software Differentiable programming All-Reduce References External links 2017 software Deep learning software Free software programmed in C++ Free software programmed in Python Free statistical software Open-source artificial intelligence Python (programming language) scientific libraries Software using the Apache license