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Asustor Data Master (ADM)OpenMediaVault
Freemium

Included with Asustor NAS hardware; some apps and services are paid add-ons.

 Free

Free and open source; no paid tier.

Linux, Self-hosted Linux, Self-hosted
  • App Central catalog covers backup, media server, and surveillance add-ons
  • Btrfs snapshot support for point-in-time data protection
  • Runs on modest, low-power hardware thanks to a lightweight footprint
  • Plugin system covers common NAS services like torrent, media, and backup add-ons
  • Only runs on Asustor's own hardware
  • Smaller third-party app ecosystem than QNAP or Synology
  • Web UI and plugin quality vary since many plugins are community maintained
  • Debian base means less visual polish than commercial NAS operating systems
Self-hosted Self-hosted, Downloadable app
Closed source Open source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.