TrueNAS SCALE is a Debian-family Linux distribution based on Debian. Enterprise storage and hyperconverged infrastructure powered by Debian, OpenZFS, and containers.
Strengths: Gold standard for data integrity: OpenZFS RAID with automated scrubs and snapshots; Rich graphical app store for Plex, Nextcloud, Immich, and *arr suites; Hardware transcoding passthrough for Intel QuickSync and NVIDIA. Trade-offs: Requires dedicated PC/server hardware with ECC RAM recommended.