Eraser is an advanced security tool (for Windows), which allows you to completely remove sensitive data from your hard drive by overwriting it several times with carefully selected patterns.

DiskGenius is full-featured partition manager. It also lets you edit UEFI entries with ease, so if you want to install a different bootloader like Clover, DiskGenius can help set it up quickly.

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...

Permadelete is a free and open source file shredder, it deletes your files beyond recovery. It's made to be beautiful and easy to use and yet powerful.

This program offers the possibility to finally delete files and/or folders (no recovery possible). The program also can overwrite the free space on a drive, which means, that already deleted files cannot be restored, too.

Stellar File Eraser is a DIY software for permanent wiping of sensitive files, web browsing history, app & system traces, and unused space on the laptop, desktop, and external storage media. The tool safeguards your personal data from falling into the wrong hands.

WipeFile erases files and folders secure and fast. WipeFile overwrites the information completely, so there is no way to undelete the files or reconstruct the file content. Supports 14 different wipe methods: Two US Navy standards, the standard of the US Department of Defence, U.

SDelete, short for Secure Delete, is a command-line based data destruction tool and can be run from the Command Prompt in Windows 7, Vista, or XP.

Active@ Kill Disk is disk eraser software for secure formatting of hard drives without any possibility of following data recovery.

With Context-Shredder you can destroy your sensitive files. Choose from simple destruction or shredding by Peter Gutmann. Users can create deletion tasks, overwrite available free space or destroy disk drives.

File Eraser Pro is the safe and reliable data erasure software which can completely erase your private and sensitive data with Safe and certified data erasure standards including HMG Infosec Standard 5, German FOFIS, DOD 5220.22-M, U.S.

Lowvel overwrites data with zeroes, i.e. performs so called zero-filling of a storage device. It should be noted that after such zeroing, neither a data recovery software nor a data recovery service can recover data off the device.