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zrepl

Automated ZFS snapshot replication and pruning

Backup & Recovery ★ 1.2k stars Medium setup MIT

zrepl is a one-stop solution for automated ZFS snapshot management and replication. It handles taking snapshots, pruning them per policy, and replicating datasets between machines with a simple daemon and configuration.

Official siteSource code

Key features

  • Automatic ZFS snapshots
  • Push and pull replication
  • Flexible pruning policies
  • Single daemon

Pros & cons

Strengths

  • Released under the MIT license
  • Active community (1.2k GitHub stars)
  • Written in Go
  • Tiny footprint — runs in 128 MB RAM

Trade-offs

  • ZFS required
  • YAML configuration

zrepl replaces

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