HAMMER

It provides instant crash recovery, multi-volume file systems, integrity checking, fine grained history/undo, networked mirroring, and historical read-only snapshots.

File system · by DragonFly BSD, Matthew Dillon · dragonflybsd.org

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What HAMMER’s own pages say

What it says it doesIt provides instant crash recovery, multi-volume file systems, integrity checking, fine grained history/undo, networked mirroring, and historical read-only snapshots. dragonflybsd.org
PlatformsDragonFly dragonflybsd.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.