mosaicml/composer
A PyTorch-based deep learning training library focused on scaling model training efficiently.

Not currently ranked — collecting fresh signals.
star history
Composer is a deep learning training framework built on PyTorch that provides algorithms and methods to accelerate model training at scale. It includes built-in efficiency techniques, training recipes, and integrations with modern hardware to help users train neural networks faster while maintaining model quality.
Frequently asked
- What is mosaicml/composer?
- A PyTorch-based deep learning training library focused on scaling model training efficiently.
- Is composer open source?
- Yes — mosaicml/composer is open source, released under the Apache-2.0 license.
- What language is composer written in?
- mosaicml/composer is primarily written in Python.
- How popular is composer?
- mosaicml/composer has 5.5k stars on GitHub.
- Where can I find composer?
- mosaicml/composer is on GitHub at https://github.com/mosaicml/composer.