Testdisk- Open Source Data Recovery

TestDisk is Open Source software and is licensed under the terms of the GNU General Public License. TestDisk is a powerful data recovery software! It was primarily designed to help recover lost partitions and/or make non-booting disks bootable again when these symptoms are caused by faulty software, certain types of viruses or human error (such as accidentally deleting a Partition Table). Partition table recovery using TestDisk is really easy.

Darik's Boot and Nuke

DBAN - Open Source Data Deletion Tool

Darik's Boot and Nuke (DBAN) is an open source erazer software designed for consumer or home use. Also known as DBAN; it is a great tool for wiping the contents of a computer you're selling or as a way to ensure you've eradicated all viruses and spyware before doing a clean OS install. However, users should be aware of its limitations, especially for larger environments such as a company or organizational network.

Eraser - Open Source Data Deletion

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. Eraser is currently supported under Windows XP (with Service Pack 3), Windows Server 2003 (with Service Pack 2), Windows Vista, Windows Server 2008, Windows 7 and Windows Server 2008 R2. Eraser is open source software and its source code is released under GNU General Public License.

CDRTFE - Open Source Data Burning

Cdrtfe is an open source CD/DVD/BD burning application for Microsoft Windows. You can burn data discs, Audio CDs, XCDs, (S) VCDs and DVD-Video discs. It supports creation and writing of ISO images and bootable discs. Disc images and Audio CDs can be written simultaneously to multiple writers. CDRTFE is a win32 frontend for the cdrtools Mode2CDMaker, VCD Imager and other well-known tools. CRDTFE has a multi-language interface and is also available as portable version . For Windows 9x, ME, 2k, XP, Vista, window 7.