UNetbootin – Homepage and Downloads

http://unetbootin.sourceforge.net/

UNetbootin allows for the installation of various Linux/BSD distributions to a partition or USB drive, so it’s no different from a standard install, only it doesn’t need a CD. It can create a dual-boot install, or replace the existing OS entirely.

Disk Defrag – Fast and Safe Defragmenter for Your Disks

http://www.auslogics.com/disk-defrag/index.php

Disk fragmentation leads to system slowdowns, PC crashes, slow startups and shutdowns. Auslogics Disk Defrag is designed for fast optimization of modern hard disks. Use it together with Auslogics BoostSpeed to get the top performance out of your expensive hardware. Disk Defrag is absolutely FREE.

Slax: Your Pocket Operating System | Linux Journal

http://www.linuxjournal.com/content/slax-your-pocket-operating-system

Slax is a fast, small, portable Linux distribution taking a modular approach that gives you the ability to easily add on your favorite software. Just download a module with the software, copy it to Slax — no installing, no configuring.

TestDisk – CGSecurity

http://www.cgsecurity.org/wiki/TestDisk

TestDisk is a powerful free 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