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Head-to-head · NAS Software

TrueNAS vs Open-E JovianDSS

  • Updated Oct 2026
  • Both researched from official sources
  • 8 checks side by side
Higher score TrueNAS #1 in NAS Software 9.2/10 Free plan Free plan✓ 7 of 7 features Visit TrueNAS
Open-E JovianDSS #5 in NAS Software 7.9/10 60-day trial Free trial✓ 4 of 7 features Visit Open-E

TrueNAS leads on 1 check, Open-E JovianDSS on 0, and 7 are even. Who comes out ahead on the 8 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreTrueNAS · 9.2/10
  • Free planonly TrueNAS
  • Free trialonly Open-E JovianDSS
  • Most featuresTrueNAS · 7 of 7

TrueNAS scores higher on our rubric for nas software: 9.2 against 7.9 out of 10; our editors rank them #1 and #5.

TrueNAS offers free plan; Open-E JovianDSS doesn't.

TrueNAS is the better fit for free, full-featured ZFS NAS. Open-E JovianDSS is the better fit for high-availability ZFS storage.

  • TrueNAS fits best

    Free, full-featured ZFS NAS

  • Open-E JovianDSS fits best

    High-availability ZFS storage

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature TrueNAS 9.2/10 Visit ↗ Open-E JovianDSS 7.9/10 Visit ↗
At a glance
Editor score 9.2 7.9
Ranking #1 in NAS Software #5 in NAS Software
Best for Free, full-featured ZFS NAS High-availability ZFS storage
Pricing model Free plan + paid Paid
Starting price Free plan $670 one-time
Free plan ✓ (best) —
Free trial — 60 days
Deployment Cloud, Self-hosted Self-hosted, Cloud
Platforms Web, Linux Linux
Support Email, Phone, Tickets, Community, Docs Email, Phone, Tickets, Docs · 24/7
Integrations 9 integrations 6 integrations
Built for Solo, Small business, Mid-market, Enterprise Mid-market, Enterprise
Features TrueNAS 7/7 · Open-E JovianDSS 4/7
Storage pools ✓ ✓
User management ✓ ✓
Snapshots ✓ ✓
App catalog ✓ (best) Not checked yet
Container support ✓ (best) Not checked yet
Virtual machines ✓ ✓
Cloud sync ✓ (best) Not checked yet
Our review
Pros
  • Free Community Edition with OpenZFS storage pools
  • Supports file, block, and object storage services
  • Includes snapshots, replication, apps, containers, and VMs
  • Combines NAS, SAN, ZFS pools, snapshots, replication, and recovery.
  • Supports shared and non-shared high-availability cluster options.
  • Integrates with VMware, Proxmox, Citrix, Hyper-V, AD, and LDAP.
Cons
  • Requires compatible hardware or a virtualized or cloud deployment
  • Community Edition includes community support
  • Open core rather than fully open source
  • The starting license does not represent a complete deployment.
  • Feature packs and storage extensions increase the total price.
  • Requires a support license in addition to the product license.
Our verdict

TrueNAS is a self-hosted storage platform built on OpenZFS for home labs, businesses, and enterprise environments. Community Edition is available as a free software download and provides storage pools, file, block, and object storage…

Read the review →

Open-E JovianDSS is Linux- and ZFS-based software-defined storage for mid-market and enterprise environments. It combines NAS file storage through SMB/CIFS and NFS with SAN block storage through iSCSI, Fibre Channel, and NVMe-oF. The…

Read the review →
  1. TrueNASNAS Software 9.2Free plan
  2. Open-E JovianDSSNAS Software 7.960-day trial

Strengths and trade-offs

  • TrueNAS — where it wins

    • Free Community Edition with OpenZFS storage pools
    • Supports file, block, and object storage services
    • Includes snapshots, replication, apps, containers, and VMs

    Where it doesn't

    • Requires compatible hardware or a virtualized or cloud deployment
    • Community Edition includes community support
    • Open core rather than fully open source
  • Open-E JovianDSS — where it wins

    • Combines NAS, SAN, ZFS pools, snapshots, replication, and recovery.
    • Supports shared and non-shared high-availability cluster options.
    • Integrates with VMware, Proxmox, Citrix, Hyper-V, AD, and LDAP.

    Where it doesn't

    • The starting license does not represent a complete deployment.
    • Feature packs and storage extensions increase the total price.
    • Requires a support license in addition to the product license.
  • TrueNAS9.2/10 · Free plan

    A free, full-featured ZFS NAS for labs, businesses, and enterprise environments.

    Visit TrueNASFull verdict →
  • Open-E JovianDSS7.9/10 · 60-day trial

    A high-availability ZFS storage platform with broad NAS, SAN, and virtualization support.

    Visit Open-EFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update