Swizzin - swizzin is a light, modular package management suite for media oriented servers.
StableBit DrivePool - State of the art, file based drive pooling software.
OpenFLIXR - OpenFLIXR Media Server is an all-in-one media server for automated downloading and serving media.
btrfs - Btrfs is a modern copy on write (CoW) filesystem for Linux aimed at implementing advanced features...
mergerfs - mergerfs is a union filesystem geared towards simplifing storage and management of files across...
Greyhole - Greyhole is an application that uses Samba to create a storage pool of all your available hard drives, and allows you to create redundant copies of the files you store, in order to prevent data loss when part of your hardware fails.