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XtreemFS

Free#23 of 25 in Storage Replication SoftwareDistributed File System Software

XtreemFS: A strong fit for open-source, POSIX-based replication across distributed infrastructure. Ranked #23 of 25 in Storage Replication Software by our editors (6.8/10); pricing: Free plan; best for open-source replicated POSIX file systems.

6.8/10Editor score
Visit XtreemFS
XtreemFS6.8 Visit XtreemFS

At a glance

  • Editor score
    6.8 / 10
  • Pricing
    Free plan
  • Best for
    Open-source replicated POSIX file systems
  • Free plan
    Yes
  • Paid from
    Free
  • Replication mode
    Both
  • Facts checked
    21 Sep 2026
XtreemFS screenshot

  • Where it wins

    • Supports read/write and read-only replication modes
    • Includes automatic primary election and replica failover
    • Provides POSIX access across Windows, macOS, and Linux clients

  • Where it doesn't

    • Requires deployment on user-managed, on-premises servers
    • Its listed integration is limited to Hadoop
    • File-system administration may require infrastructure expertise

Our verdict on XtreemFS

XtreemFS is an open-source distributed file system for federated and geographically distributed infrastructures. It is designed for teams that need replicated, POSIX-compatible storage across user-managed servers, including filer replacement, HPC clusters, Hadoop environments, VM storage, and cross-branch data sharing. Linux server packages are available alongside client packages for Linux, Windows, and macOS. The software supports both read/write replication and read-only replication, including full and partial replicas.

Its strongest technical case is replication and continuity. XtreemFS provides automatic primary election and replica failover, metadata and directory-service replication, file striping across storage servers, and asynchronous file-system snapshots. Multi-site replication and continuous replication are part of its deployment profile, while SSL and X.509 certificate support add transport and certificate-based security options. POSIX-compatible mounted access keeps the system relevant where applications expect a file-system interface rather than object storage. Hadoop integration is also available for environments that need distributed file storage alongside that ecosystem.

The main trade-off is operational ownership. XtreemFS is deployed on premises and runs on user-managed servers, so it suits organizations prepared to administer distributed storage infrastructure rather than teams seeking a hosted service. Its focus is also specific: replicated file storage with POSIX access, not a broad cloud storage suite. Choose XtreemFS when open-source control, file-level replication, failover, snapshots, and cross-platform client access are priorities. Consider an alternative when a managed deployment model or a wider set of prebuilt integrations matters more than infrastructure control.

Your product? Our editors can test XtreemFS in depth and publish a review, labelled as paid · from $149/mo →

XtreemFS pricing

Plans Free planFree Free to use — no paid tier required for the core job.
See plans on xtreemfs.org

XtreemFS fact sheet

Free planYes
Paid fromFree
Replication modeBoth
Replication scopeFile
Continuous replicationYes
Failover orchestrationYes
Deployment modelOn_premises
Protected storage limitNot verified
Multi-site replicationYes
DeploymentSelf-hosted, Cloud
PlatformsWindows, macOS, Linux
SupportCommunity, Docs
Built forSmall business, Mid-market, Enterprise (editorial estimate)
Integrations1 integrations: Hadoop
PricingFree plan
Websitextreemfs.org
Facts checked21 Sep 2026

XtreemFS integrations

XtreemFS lists 1 integrations on its own site.

  • Hadoop

Alternatives to XtreemFS

See all XtreemFS alternatives →

Also Ranked In

XtreemFS is ranked in 2 of our directories.

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Featured on iTechGuides

Featured on iTechGuides — XtreemFS 6.8/10

XtreemFS is listed in our Storage Replication Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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