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PKZIP is a file archiving computer program, notable for introducing the popular ZIP file format. PKZIP was first introduced for MS-DOS on the IBM-PC compatible platform in 1989. Since then versions have been released for a number of other architectures and operating systems.
WinZip 1.0 was released in April 1991 as a graphical user interface (GUI) front-end for PKZIP. [5]Former WinZip icon. From version 6.0 until version 9.0, registered users could download the newest versions of the software, enter their original registration information or install over the top of their existing registered version, and thereby obtain a free upgrade.
Windows Windows 8.1: 2013-08-27 Active Proprietary Bundled [d] Disk ARchiver: Denis Corbin 2002 Cross-platform 2.7.16 [6] 2024-12-08 Active GPL-2.0-or-later No cost Expander: Haiku: 2002 Haiku R1/beta5 [7] 2024-09-13 Active MIT No cost Filzip: Philipp Engel Unknown Windows 3.06 [8] 2006-07-19 Inactive Proprietary No cost FreeArc: Bulat ...
The .ZIP file format was designed by Phil Katz of PKWARE and Gary Conway of Infinity Design Concepts. The format was created after Systems Enhancement Associates (SEA) filed a lawsuit against PKWARE claiming that the latter's archiving products, named PKARC, were derivatives of SEA's ARC archiving system. [3]
Graphical user interface. The Windows version comes with its own GUI. For various Unix-like systems, several GUIs, e.g. PeaZip, can handle the 7z file format based on the Unix binaries. [26] Calculating checksums in the formats CRC-32, CRC-64, SHA-1, or SHA-256 for files on disk, available either via command line or Explorer's context menu [2]
Maximum PC gave Windows 7 a rating of 9 out of 10 and called Windows 7 a "massive leap forward" in usability and security, and praised the new Taskbar as "worth the price of admission alone." [178] PC World called Windows 7 a "worthy successor" to Windows XP and said that speed benchmarks showed Windows 7 to be slightly faster than Windows ...
Originally, PKZIP was written as shareware for DOS. Since its creation, PKWARE has expanded support of PKZIP to Windows Desktop, Windows Server, UNIX, Linux, and IBM i and zSeries platforms. Later versions of PKZIP include strong encryption algorithms to accommodate security needs. [12] SecureZIP: SecureZIP was released in 2004 as an extension ...
Many 16-bit Windows legacy programs can run without changes on newer 32-bit editions of Windows. The reason designers made this possible was to allow software developers time to remedy their software during the industry transition from Windows 3.1 to Windows 95 and later, without restricting the ability for the operating system to be upgraded to a current version before all programs used by a ...