FastSum - extremely fast and powerful MD5 checksums utility for your files integrity control. It calculates short and strong digests of your data via popular MD5 algorithm to use it as references checksums for ulterior data integrity verification.FastSum - Allows to rectify the errors occurring while data transfer. For example: Network transfers, CD-R and DVD burning and much more. It is an analogue of a famous md5sum Unix platform utility.

"Hara-Kiri" (ex "Dontouch") is a radical way to keep your confidential data away from unauthorized access by "self-destructing" The files that you specify. How it works: While Windows is starting up it checks to see if you are pressing a combination of certain keys. If those keys are not being pressed, The files in a determined folders will be completely erased.

htm2chm is a small user-friendly utility for daily use, which allows you to convert both separate HTML pages with images, and the whole websites (for example downloaded with offline browsers) to one CHM file for more convenient storing. The program automatically compresses files during the compilation process, dramatically decreasing the output file size.