John the Ripper - Open Source Password Cracker

John the Ripper is a fast password cracker, currently available for many flavors of Unix, Windows, DOS, BeOS, and OpenVMS.

Brasero - Data Buring

Open source CD / DVD Burning Application

Brasero is an application to burn CD/DVD for the Gnome Desktop. It is designed to be as simple as possible and has some unique features to enable users to create their discs easily and quickly.

Ark - Manage Archive Formats

Open Source Archiving Tool

Ark is a program for managing various archive formats within the KDE environment. Archives can be viewed, extracted, created and modified from within Ark. The program can handle various formats such as tar, gzip, bzip2, zip, rar and lha (if appropriate command-line programs are installed). Ark can work closely with Konqueror in the KDE environment to handle archives, if you install the Konqueror Integration plugin available in the kdeaddons package.

MusicBrainz Picard

Open Source Tag Tool

MusicBrainz Picard is a cross-platform (Linux/Mac OS X/Windows) application written in Python and is the official MusicBrainz tagger. Picard supports the majority of audio file formats, is capable of using audio fingerprints (AcoustIDs), performing CD lookups and disc ID submissions, and it has excellent Unicode support.