Apple Disk Utility

Apple Disk Utility is developed for performing tasks of disks on Mac computers, specifically Mac OS X. This means that this disk utility software is designed by Apply for their very own computers. There are different tasks and functions this tool provides which can be accessed from the command line of Mac OS X with the hdiutil commands and diskutil commands. Among the tasks of this disk utility product are the following: creating, conversing, compressing and encrypting of disk images from file formats supported to .A href="/ja/file-extensions/dmg">.dmg or for .A href="/ja/file-extensions/cdr">.cdr (CD and DVD) images; mounting or unmounting and ejecting of all variety of disks; enabling or disabling of journaling; verifying permissions and disk’s integrity with repair tool; as well as erasing, formatting, cloning and partitioning of disks. Other than these tasks, Disk Utility also has functions to check the S.M.A.R.T status of a hard disk drive, burn disk images to CDs and DVDs (HFS+ format type), erase CDs and DVDs that are rewritable, restore volumes from ASR images, merge, create, destroy or repair sets of RAID, and secure free space or disk that is deleted.

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7-Zip

Equipped with a high compression ratio (as high as 7z format via LMZA and LMZA2), 7-Zip is an open-source ZIP archiver software that is usable on any computer regardless of operating system installed from the latest to the earlier versions and without any charge at all. Majority of the source codes used by this program are on the list of GNU LGPL License. These include unRar, RAR,ZIP, ARJ, XZ, Z, TAR, WIM, BZIP2, GZIP, CAB, HFS, LZMA, NSIS, CPIO, RPM, VHD, DEB, CHM, LZH, MBR, FAT, NTFS, XAR, DMG, CramFS, ISO, MSI, SquashFS, and UDF. Technically, formats ZIP and GZIP have a ratio of 2 to 10%, 7z has high ratio from 30 to 70% plus this same format has self extracting capability while both ZIP and 7z has AES 256 encryption. Other features include windows shell, file manager, command line version, FAR manager plug-in and localizations for languages up to 79.

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PeaZip for Windows

The PeaZip for Windows tool is an application that is categorized as a freeware file compression tool. This program allows users to manage, compress and archive data contained in one or more files or folders. This software is integrated with compatibility support for the Microsoft Windows environment. This program is implemented with graphical images that users can interact with in order to access its integrated features. The file compression specifications that are used by this application include data encoding and compression algorithms similar to those used by Lazarus IDE of Free Pascal compiler. This software can be used in x86-32 and x86-64 Microsoft Windows platforms. It is capable of creating, converting and extracting a total of 150 different file formats. Aside from its easy to use graphical interface, it allows user to drag and drop regular or compressed files into the interface without requiring a temp folder. It is also integrated with the context menu of Windows Explorer so it allows user to access the program just by right clicking on the file. The installer package also offers a bundled Anti-Virus Guard (AVG) Security Toolbar adware or the plain software package. In case the bundled with adware is downloaded the user can still optionally decline the adware.

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PeaZip for Linux

The PeaZip for Linux software is a freeware which allows managing, archiving and compressing different files in Linux environment. It uses graphical images to interact with users and was based on Lazarus IDE of Free Pascal compiler. Developed by Giorgio Tami and released its first version Peazip for Linux v1.6 in April 2007. This software can be used in KDE, Gnome, Xfce or any other desktop manager. Peazip for Linux can be installed directly to the operating system or as a standalone program by using a removable device. In KDE desktop, the installer instantly creates menu entries while in Gnome it requires copying an archiving folder to another system’s scripts folder. It has the ability to extract more than 150 different file types and create various data compression files. It is available for users of Linux QT and GTK2 (DEB, RPM and TGZ) widget toolkit. Aside from archiving files, it also offers special security features with its password and keyfile authentication.

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Mac OS X

Mac OS X is an Apple product, which is a series of operating systems that is based on Unix, developed exclusively for Macintosh computers and tablets. These include MacBook, MacBook Pro, MacBook Air, Mac Pro, Mac Mini, Xserve, and iMac. However, some Microsoft applications, such as Microsoft Word, Microsoft Excel, and Microsoft Exchange Server, work with this operating system. In fact, it enables file sharing from Windows OS powered PCs to OS X computers. Generally, like other operating systems, Mac OS X is designed with friendly-user, graphical interface in which users are able to operate different tasks displayed on the desktop or from the main menu. Different applications are integrated for various uses and tasks, including typing, Web browsing, launching media player, and other typical activities a person can do with a computer. This OS can open a list of file formats from Microsoft offices (.doc,) to PDF (.pdf), photos (.jpg, .png, .gif) to audios or videos (.wav, .mpeg, .mp3) and others. It is also compatible with a variety of standard devices and peripherals like printers, scanners, cameras (webcam and digital cameras).

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