The below is the text for the file, UNZIP.TXT, originally posted by Sysop 
Wilma Meier for the SCI-FI forum on Compuserve, during mid-1991. 

UnZIP programs for assorted machines and where they can be found: 

Amiga         UNDOX.LZH           AmigaUser      Lib 5  Communications 
 "            ARCTOO.LZH          AmigaVendor    Lib 8  INOVAtronics 

Apple         UNZIP2.BXY          APPUSER        Lib 4  Utilities 

Atari         UNZIP.ARC           ATARIPRO       Lib 3  Programming Tools 
 "            UNZIP.LZH             "            Lib 4  Utility Programs 

CP/M          UNZIP.LBR           LAWSIG         Lib 12 Supreme Court 

IBM           PKZ110.EXE          IBMCOM         Lib 2  Comm Utilities 
                  "               IBMNEW         Lib 2  Library Tools 
                  "               IBMPRO         Lib 10 DataCompression 
                  "               NOVA           Lib 14 Public Domain/Demo 
                  "               WPSG           Lib 9  Hardware/DOS 
                  "               XTALK          Lib 0  Help & Utilities 
                  "               SCI-FI         Lib 1  General Forum Info 
              PKZIP1.EXE          IBMSYS         Lib 6  File Utilties 
              UNZIP4.EXE          IBMPRO         Lib 10 DataCompression 
                  "               IBMSYS         Lib 6  File Utilities 
                  "               XTALK          Lib 0  Help & Utilities 
              UNZIP               IBMPRO         Lib 5  Other Languages 
              PKUNZI.EXE          MSAPP          Lib 10 Other PC Apps 

Macintosh     UNZIP.SIT           MACSYS         Lib 9  Disks/Storage 
  "           PKUNZI.EXE          SYMANT         Lib 2  Data Mngmnt - Q&A 
  "           UZ102C.SIT          MACSYS         Lib 6  Utilities 
  "               "               MACNEW         Lib 3  Using LIBs 
  "           UNZIP.BNY           MACDEV         Lib 4  C and Pascal 

TRS-80        DEZIP2.ARC          LDOS           Lib 0  General