---
id: lfs
title: LFS
hoverText: Git Large File Storage — an extension for versioning large binary files such as model weights and datasets.
---

LFS (Git Large File Storage) is a Git extension for versioning large binary files. In Themelio, LFS (and the Xet protocol) enables users to push massive files such as model weights and parquet datasets up to TB scale, with chunk-level deduplication for optimized storage.