FlexRaid T-Raid is described as 'Unify & organize your data. Protect & recover from disk failures! Whether you are choosing Transparent RAID or RAID over File System, FlexRAID products allow you to transform a common PC with an existing operating system into a protected Network Attached Storage (NAS)' and is an app. There are more than 10 alternatives to FlexRaid T-Raid for a variety of platforms, including Linux, Windows, Self-Hosted, Mac and BSD apps. The best FlexRaid T-Raid alternative is TrueNAS, which is both free and Open Source. Other great apps like FlexRaid T-Raid are openmediavault, Unraid, XigmaNAS and Rockstor.
Greyhole is an application that uses Samba to create a storage pool of all your available hard drives (whatever their size, however they're connected), and allows you to create redundant copies of the files you store, in order to prevent data loss when part of your hardware...
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