The best open source alternative to nwipe is Darik's Boot and Nuke. If that doesn't suit you, our users have ranked four alternatives to nwipe and three of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to nwipe are ABAN and Shredos.
Dariks Boot and Nuke ("DBAN") is a self-contained boot disk that securely wipes the hard disks of most computers. DBAN will automatically and completely delete the contents of any hard disk that it can detect, which makes it an appropriate utility for bulk or emergency...
ABAN is a boot CD/USB stick for easily and securely wiping all the disks in a machine. Boot disks are available for both 32-bit and 64-bit machines. As a boot disk, it doesn't care what OS is on the machine (or if there is any OS at all).
Shredos Disk Eraser 64 bit for all Intel 64 bit processors as well as processors from AMD and other vendors which make compatible 64 bit chips. ShredOS - Secure disk erasure/wipe.
United States