These versions of SeqPup are compiled for Microsoft Windows on an Intel 80x86 cpu. The seqpup32 version is for 32-bit Windows systems including MS Windows 95, MS Windows NT and MS Windows 3 with the Win32s addition. In the file seqpup32.zip, you will find the full set of files needed, including child apps, the main program and accessory data files. You may find newer data files in the all-systems/ folder above this one. The win3-16 directory has a version for MS Windows 3 in 16 bit mode.