2911. ZIP
      ZIP is a Common Lisp compression library that reads and writes Zip files, using Salza2 for compression
2912. zlib
      ZLIB is a compression format described by RFC1950
2913. ZPB-EXIF
      ZPB-EXIF reads Exif data from image files
2914. ZPB-TTF
      ZPB-TTF is a graphics library for parsing TrueType font files and obtaining font and glyph information
2915. ZPNG
      ZPNG is a graphics library for creating PNG file format files
2916. ZS3
      ZS3 is a library for interacting with Amazon's Simple Storage Service (S3) and CloudFront content distribution service

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