A program for secure file deletion which overwrites data in specified files so that the data cannot be recovered by any means. A single file can be purged or, in batch mode, multiple files. Selected subfolders of a folder can be purged. The user can specify the type of purge. Purge speed can be tested for an estimation of time required. Can wipe files older than a specified date. Can wipe files in the Windows 7 and 8 Recycle Bin. More…

For converting between BMP, GIF, JPG and PNG graphics files. Has two modes of operation: (i) A single file can be converted to all other formats (except GIF) in one operation, and JPGs can be output over a range of quality (compression) values. (ii) In batch mode any number of files in a folder can be converted from one format to another (except GIF). Converted files can be displayed automatically in the default browser. More…

Hermetic Stego is a steganography program which allows you to encrypt and hide a file of any size in one or more BMP image files, with or without the use of a stego/encryption key, so that the presence of the hidden file is undetectable , even by forensic software using statistical methods. If a user-specified stego key is used then the hidden file can be extracted only by someone, using this software, who knows that stego key. More…

This program scans an HTML or PHP file, counting the number of occurrences of words and how they are used, and produces a keywords meta tag for the document. It ignores common words such as 'this', and the resulting meta tag depends on weights that you assign to boldface words, etc. It can be used with documents which use cascading style sheets or which have lots of embedded javascript, and it works with non-English text such as Spanish. More…