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bup

Efficient backup system based on the git packfile format

Backup & Recovery ★ 7.4k stars Medium setup LGPL-2.1

bup is a backup tool that stores data using the git packfile format with rolling-checksum deduplication. It can back up enormous datasets efficiently and incrementally.

Official siteSource code

Key features

  • Git-packfile storage format
  • Rolling-checksum deduplication
  • Handles very large datasets

Strengths

  • Released under the LGPL-2.1 license
  • Mature project with 7.4k GitHub stars
  • Written in Python
  • Tiny footprint — runs in 128 MB RAM

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