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The format was originally created in 1989 by Phil Katz, and was first implemented in PKWARE, Inc.'s PKZIP utility,[2] as a replacement for the previous ARC compression format by Thom Henderson. The ZIP format is now supported by many software utilities other than PKZIP.
Below are some free ZIP reader/import programs for different operating systems. This list is not exhaustive and is provided for information and convenience only. The State of New Hampshire does not endorse or support these products.
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