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ZnapZend

ZFS-centric backup tool with mbuffer and ssh support

Backup & Recovery ★ 671 stars Hard setup GPL-3.0

ZnapZend is a ZFS backup tool that automates the creation, retention, and replication of ZFS snapshots. It runs as a daemon and supports compressed transfers over SSH.

Official siteSource code

Key features

  • Automated ZFS snapshot retention
  • SSH replication
  • Runs as a background daemon

Strengths

  • Released under the GPL-3.0 license
  • Written in Perl
  • Tiny footprint — runs in 128 MB RAM

Is ZnapZend secure?

OSV.dev has no published security advisories for ZnapZend's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

ZnapZend replaces

Self-hosted Time Machine alternatives

Health badge

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SelfHostIndex: 73 · good

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