decompressing Deflate (as specified by RFC 1951) to the formerly crypto-centric Nest accelerator (NX) core introduced with POWER7+. This support is available to programs running with AIX 7.2 Technology Level 4 Expansion Pack or AIX 7.2 Technology Level 5 Service Pack 2 through the zlibNX library. See also List of archive formats List of file archivers Comparison of file archivers References External links PKWARE, Inc.'s appnote.txt, .ZIP File Format Specification ; Section 10, X. Deflating – Method 8. – Deflate Compressed Data Format Specification version 1.3 zlib Home Page An Explanation of the Deflate Algorithm – by Antaeus Feldspar Extended Application of Suffix Trees to Data Compression – an excellent algorithm to implement Deflate by Jesper Larsson Zip Files: History, Explanation and Implementation – walk-through of a Deflate implementation Lossless compression algorithms