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TrueNAS Core

Experience True Storage Freedom

TrueNAS CORE is the community-supported software version of the award-winning TrueNAS Open Storage OS and the successor to FreeNAS. Completely free to download and use, CORE is built on the OpenZFS file system and provides block, file, and object storage. With over ten million downloads and one million deployments, TrueNAS CORE is the most popular Open Source storage OS in the world.
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Free & Open Source

TrueNAS CORE is completely free to download and use. Always.

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Unified Storage

With support for block, file, object, and application storage, TrueNAS CORE integrates seamlessly into any environment.

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Built on OpenZFS

OpenZFS ensures data integrity from start to finish with powerful data protection and management tools.

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Community Supported

Need help? TrueNAS CORE has detailed documentation and a global community to learn from.


TrueNASCORE Infographics


  • Block, File, Object Storage
  • OpenZFS File System
  • Easy to Use UI
  • Many Plugins and Jails
  • CORE Software of TrueNAS
  • Completely free and Open Source
  • Community-Supported
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